Initial revision

143 files changed, 5969 insertions, 0 deletions

diff --git a/assert/assert.c b/assert/assert.c
new file mode 100644
index 0000000000..dd54bbc8ed
--- /dev/null
+++ b/assert/assert.c
@@ -0,0 +1,44 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <assert.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+
+/* This function, when passed a string containing an asserted
+   expression, a filename, and a line number, prints a message
+   on the standard error stream of the form:
+   	a.c:10: Assertion `a == b' failed.
+   It then aborts program execution via a call to abort().  */
+
+int
+DEFUN(__assert_fail, (assertion, file, line),
+      CONST char *assertion AND CONST char *file AND unsigned int line)
+{
+  /* Print the message.  */
+  (void) fprintf(stderr, "%s:%u: Assertion `%s' failed.\n",
+		 file, line, assertion);
+  (void) fflush(stderr);
+
+  abort();
+
+  /* This function never returns, so making it void would make sense,
+     but returning something makes the assert macro easier to write.  */
+  return(0);
+}
diff --git a/assert/assert.h b/assert/assert.h
new file mode 100644
index 0000000000..056925119b
--- /dev/null
+++ b/assert/assert.h
@@ -0,0 +1,63 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+/*
+ *	ANSI Standard: 4.2 DIAGNOSTICS	<assert.h>
+ */
+
+#ifdef	_ASSERT_H
+
+#undef	_ASSERT_H
+#undef	assert
+#undef __assert_quotearg
+
+#endif	/* assert.h	*/
+
+#define	_ASSERT_H	1
+#include <features.h>
+
+/* void assert(int expression);
+   If NDEBUG is defined, do nothing.
+   If not, and EXPRESSION is zero, print an error message and abort.  */
+
+#ifdef	NDEBUG
+
+#define	assert(expr)	((void) 0)
+
+#else	/* Not NDEBUG.  */
+
+/* This prints an "Assertion failed" message and aborts.  */
+extern int  EXFUN(__assert_fail, (CONST char *__assertion,
+				  CONST char *__file, unsigned int __line));
+
+/* IGNORE($	*/
+#ifdef	__STDC__
+/* $) IFANSI($	*/
+#define	__assert_quotearg(s)	#s
+/* $) IGNORE($	*/
+#else	/* Not ANSI C.  */
+/* $) IFTRAD($	*/
+#define	__assert_quotearg(s)	"s"
+/* $) IGNORE($	*/
+#endif	/* ANSI C.  */
+/* $)	*/
+
+#define	assert(expr)							      \
+  ((void) ((expr) ||							      \
+	   __assert_fail(__assert_quotearg(expr), __FILE__, __LINE__)))
+
+#endif	/* NDEBUG.  */
diff --git a/ctype/ctype.c b/ctype/ctype.c
new file mode 100644
index 0000000000..ba3e5290ca
--- /dev/null
+++ b/ctype/ctype.c
@@ -0,0 +1,50 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+
+#define	__NO_CTYPE
+#include <ctype.h>
+
+/* Provide real-function versions of all the ctype macros.  */
+
+#define	func(name, type) \
+  int DEFUN(name, (c), int c) { return __isctype(c, type); }
+
+func(isalnum, _ISalnum)
+func(isalpha, _ISalpha)
+func(iscntrl, _IScntrl)
+func(isdigit, _ISdigit)
+func(islower, _ISlower)
+func(isgraph, _ISgraph)
+func(isprint, _ISprint)
+func(ispunct, _ISpunct)
+func(isspace, _ISspace)
+func(isupper, _ISupper)
+func(isxdigit, _ISxdigit)
+
+int
+DEFUN(tolower, (c), int c)
+{
+  return __tolower(c);
+}
+
+int
+DEFUN(toupper, (c), int c)
+{
+  return __toupper(c);
+}
diff --git a/dirent/Makefile b/dirent/Makefile
new file mode 100644
index 0000000000..41d3b36530
--- /dev/null
+++ b/dirent/Makefile
@@ -0,0 +1,27 @@
+# Copyright (C) 1991 Free Software Foundation, Inc.
+# This file is part of the GNU C Library.
+
+# The GNU C Library is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 1, or (at your option)
+# any later version.
+
+# The GNU C Library is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+
+# You should have received a copy of the GNU General Public License
+# along with the GNU C Library; see the file COPYING.  If not, write to
+# the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
+
+#
+#	Sub-makefile for dirent portion of the library.
+#
+subdir	:= dirent
+
+routines   := opendir closedir readdir rewinddir seekdir telldir
+
+tests	   := list
+
+include ../Rules
diff --git a/dirent/list.c b/dirent/list.c
new file mode 100644
index 0000000000..11e81d0f70
--- /dev/null
+++ b/dirent/list.c
@@ -0,0 +1,63 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <stddef.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <dirent.h>
+
+
+void
+DEFUN(test, (name), CONST char *name)
+{
+  DIR *dirp;
+  struct dirent *entp;
+
+  puts(name);
+
+  dirp = opendir(name);
+  if (dirp == NULL)
+    {
+      perror("opendir");
+      return;
+    }
+
+  while ((entp = readdir(dirp)) != NULL)
+    printf("%s\tfile number %lu\n",
+	   entp->d_name, (unsigned long int) entp->d_fileno);
+
+  if (closedir(dirp) < 0)
+    perror("closedir");
+}
+
+int
+DEFUN(main, (argc, argv), int argc AND char **argv)
+{
+  --argc;
+  ++argv;
+
+  if (argc == 0)
+    test(".");
+  else
+    while (argc-- > 0)
+      test(*argv++);
+
+  exit(0);
+  return(0);
+}
diff --git a/errno.h b/errno.h
new file mode 100644
index 0000000000..5968c85610
--- /dev/null
+++ b/errno.h
@@ -0,0 +1,34 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+/* 
+ *	ANSI Standard: 4.1.3 Errors	<errno.h>
+ */
+
+#ifndef	_ERRNO_H
+
+#define	_ERRNO_H	1
+#include <features.h>
+
+/* Get the error number constants.  */
+#include <errnos.h>
+
+/* Declare the `errno' variable.  */
+extern VOLATILE int errno;
+
+
+#endif	/* errno.h	*/
diff --git a/gnulib/Makefile b/gnulib/Makefile
new file mode 100644
index 0000000000..7b7666d4bf
--- /dev/null
+++ b/gnulib/Makefile
@@ -0,0 +1,22 @@
+# Copyright (C) 1991 Free Software Foundation, Inc.
+# This file is part of the GNU C Library.
+
+# The GNU C Library is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 1, or (at your option)
+# any later version.
+
+# The GNU C Library is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+
+# You should have received a copy of the GNU General Public License
+# along with the GNU C Library; see the file COPYING.  If not, write to
+# the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
+
+subdir := gnulib
+
+# Which routines are required is machine-dependent.
+
+include ../Rules
diff --git a/grp/getgrent.c b/grp/getgrent.c
new file mode 100644
index 0000000000..92306ccb5b
--- /dev/null
+++ b/grp/getgrent.c
@@ -0,0 +1,66 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <stddef.h>
+#include <stdio.h>
+#include <grp.h>
+
+static FILE *stream = NULL;
+
+/* Rewind the stream.  */
+void
+DEFUN_VOID(setgrent)
+{
+  if (stream != NULL)
+    rewind(stream);
+}
+
+
+/* Close the stream.  */
+void
+DEFUN_VOID(endgrent)
+{
+  if (stream != NULL)
+    {
+      (void) fclose(stream);
+      stream = NULL;
+    }
+}
+
+
+/* Read an entry from the stream.  */
+struct group *
+DEFUN_VOID(getgrent)
+{
+  static PTR info = NULL;
+  if (info == NULL)
+    {
+      info = __grpalloc();
+      if (info == NULL)
+	return(NULL);
+    }
+
+  if (stream == NULL)
+    {
+      stream = __grpopen();
+      if (stream == NULL)
+	return(NULL);
+    }
+
+  return(__grpread(stream, info));
+}
diff --git a/grp/getgrnam.c b/grp/getgrnam.c
new file mode 100644
index 0000000000..ec4d0a9d35
--- /dev/null
+++ b/grp/getgrnam.c
@@ -0,0 +1,49 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <stddef.h>
+#include <stdio.h>
+#include <string.h>
+#include <grp.h>
+
+/* Search for an entry with a matching name.  */
+struct group *
+DEFUN(getgrnam, (name), register CONST char *name)
+{
+  static PTR info = NULL;
+  register FILE *stream;
+  register struct group *g;
+
+  if (info == NULL)
+    {
+      info = __grpalloc();
+      if (info == NULL)
+	return NULL;
+    }
+
+  stream = __grpopen();
+  if (stream == NULL)
+    return NULL;
+
+  while ((g = __grpread(stream, info)) != NULL)
+    if (!strcmp(g->gr_name, name))
+      break;
+
+  (void) fclose(stream);
+  return g;
+}
diff --git a/grp/grpopen.c b/grp/grpopen.c
new file mode 100644
index 0000000000..0750becf11
--- /dev/null
+++ b/grp/grpopen.c
@@ -0,0 +1,27 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <stdio.h>
+#include <grp.h>
+
+/* Return a new stream open on the group file.  */
+FILE *
+DEFUN_VOID(__grpopen)
+{
+  return fopen("/etc/group", "r");
+}
diff --git a/locale/localeconv.c b/locale/localeconv.c
new file mode 100644
index 0000000000..ef3e613c44
--- /dev/null
+++ b/locale/localeconv.c
@@ -0,0 +1,49 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <localeinfo.h>
+#include <locale.h>
+
+
+/* Return monetary and numeric information about the current locale.  */
+struct lconv *
+DEFUN_VOID(localeconv)
+{
+  static struct lconv result;
+
+  result.decimal_point = (char *) _numeric_info->decimal_point;
+  result.thousands_sep = (char *) _numeric_info->thousands_sep;
+  result.grouping = (char *) _numeric_info->grouping;
+
+  result.int_curr_symbol = (char *) _monetary_info->int_curr_symbol;
+  result.currency_symbol = (char *) _monetary_info->currency_symbol;
+  result.mon_decimal_point = (char *) _monetary_info->mon_decimal_point;
+  result.mon_thousands_sep = (char *) _monetary_info->mon_thousands_sep;
+  result.mon_grouping = (char *) _monetary_info->mon_grouping;
+  result.positive_sign = (char *) _monetary_info->positive_sign;
+  result.negative_sign = (char *) _monetary_info->negative_sign;
+  result.frac_digits = _monetary_info->frac_digits;
+  result.p_cs_precedes = _monetary_info->p_cs_precedes;
+  result.p_sep_by_space = _monetary_info->p_sep_by_space;
+  result.n_cs_precedes = _monetary_info->p_cs_precedes;
+  result.n_sep_by_space = _monetary_info->n_sep_by_space;
+  result.p_sign_posn = _monetary_info->p_sign_posn;
+  result.n_sign_posn = _monetary_info->n_sign_posn;
+
+  return &result;
+}
diff --git a/misc/nlist.h b/misc/nlist.h
new file mode 100644
index 0000000000..5cfd88d462
--- /dev/null
+++ b/misc/nlist.h
@@ -0,0 +1,43 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#ifndef	_NLIST_H
+
+#define	_NLIST_H	1
+#include <features.h>
+
+
+/* Structure describing a symbol-table entry.  */
+struct nlist
+  {
+    char *n_name;
+    unsigned char n_type;
+    char n_other;
+    short int n_desc;
+    unsigned long int n_value;
+  };
+#define	N_NLIST_DECLARED
+#include <a.out.h>
+
+
+/* Search the executable FILE for symbols matching those in NL,
+   which is terminated by an element with a NULL `n_un.n_name' member,
+   and fill in the elements of NL.  */
+extern int EXFUN(nlist, (CONST char *__file, struct nlist *__nl));
+
+
+#endif	/* nlist.h  */
diff --git a/misc/sys/dir.h b/misc/sys/dir.h
new file mode 100644
index 0000000000..162fa933ee
--- /dev/null
+++ b/misc/sys/dir.h
@@ -0,0 +1,27 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#ifndef	_SYS_DIR_H
+
+#define	_SYS_DIR_H	1
+#include <features.h>
+
+#include <dirent.h>
+
+#define	direct	dirent
+
+#endif	/* sys/dir.h  */
diff --git a/misc/sys/ioctl.h b/misc/sys/ioctl.h
new file mode 100644
index 0000000000..dc2acf3ab1
--- /dev/null
+++ b/misc/sys/ioctl.h
@@ -0,0 +1,88 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#ifndef	_SYS_IOCTL_H
+
+#define	_SYS_IOCTL_H	1
+#include <features.h>
+
+/* Get the list of `ioctl' requests and related constants.  */
+#include <ioctls.h>
+
+
+#if	defined(TIOCGETC) || defined(TIOCSETC)
+/* Type of ARG for TIOCGETC and TIOCSETC requests.  */
+struct tchars
+  {
+    char t_intrc;	/* Interrupt character.  */
+    char t_quitc;	/* Quit character.  */
+    char t_startc;	/* Start-output character.  */
+    char t_stopc;	/* Stop-output character.  */
+    char t_eofc;	/* End-of-file character.  */
+    char t_brkc;	/* Input delimiter character.  */
+  };
+#endif
+
+#if	defined(TIOCGLTC) || defined(TIOCSLTC)
+/* Type of ARG for TIOCGLTC and TIOCSLTC requests.  */
+struct ltchars
+  {
+    char t_suspc;	/* Suspend character.  */
+    char t_dsuspc;	/* Delayed suspend character.  */
+    char t_rprntc;	/* Reprint-line character.  */
+    char t_flushc;	/* Flush-output character.  */
+    char t_werasc;	/* Word-erase character.  */
+    char t_lnextc;	/* Literal-next character.  */
+  };
+#endif
+
+#if	defined(TIOCGETP) || defined(TIOCSETP)
+/* Type of ARG for TIOCGETP and TIOCSETP requests.  */
+struct sgttyb
+  {
+    char sg_ispeed;	/* Input speed.  */
+    char sg_ospeed;	/* Output speed.  */
+    char sg_erase;	/* Erase character.  */
+    char sg_kill;	/* Kill character.  */
+    short int sg_flags;	/* Mode flags.  */
+  };
+#endif
+
+#if	defined(TIOCGWINSZ) || defined(TIOCSWINSZ)
+/* Type of ARG for TIOCGWINSZ and TIOCSWINSZ requests.  */
+struct winsize
+  {
+    unsigned short int ws_row;	/* Rows, in characters.  */
+    unsigned short int ws_col;	/* Columns, in characters.  */
+
+    unsigned short int ws_xpixel;	/* Horizontal pixels.  */
+    unsigned short int ws_ypixel;	/* Vertical pixels.  */
+  };
+#endif
+
+
+/* Perform the I/O control operation specified by REQUEST on FD.
+   The actual type and use of ARG and the return value depend on REQUEST.  */
+extern int EXFUN(__ioctl, (int __fd, int __request, PTR __arg));
+extern int EXFUN(ioctl, (int __fd, int __request, PTR __arg));
+
+#ifdef	__OPTIMIZE__
+#define	ioctl(fd, request, arg)	__ioctl((fd), (request), (arg))
+#endif
+
+
+#endif	/* sys/ioctl.h */
diff --git a/misc/sys/ptrace.h b/misc/sys/ptrace.h
new file mode 100644
index 0000000000..da7fb7280f
--- /dev/null
+++ b/misc/sys/ptrace.h
@@ -0,0 +1,132 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#ifndef	_PTRACE_H
+
+#define	_PTRACE_H	1
+#include <features.h>
+
+
+/* Type of the REQUEST argument to `ptrace.'  */
+enum __ptrace_request
+  {
+    /* Indicate that the process making this request should be traced.
+       All signals received by this process can be intercepted by its
+       parent, and its parent can use the other `ptrace' requests.  */
+    PTRACE_TRACEME = 0,
+#define PT_TRACE_ME PTRACE_TRACEME
+
+    /* Return the word in the process's text space at address ADDR.  */
+    PTRACE_PEEKTEXT,
+#define PT_READ_I PTRACE_PEEKTEXT
+
+    /* Return the word in the process's data space at address ADDR.  */
+    PTRACE_PEEKDATA,
+#define PT_READ_D PTRACE_PEEKDATA
+
+    /* Return the word in the process's user area at offset ADDR.  */
+    PTRACE_PEEKUSER,
+#define PT_READ_U PTRACE_PEEKUSER
+
+    /* Write the word DATA into the process's text space at address ADDR.  */
+    PTRACE_POKETEXT,
+#define PT_WRITE_I PTRACE_POKETEXT
+
+    /* Write the word DATA into the process's data space at address ADDR.  */
+    PTRACE_POKEDATA,
+#define PT_WRITE_D PTRACE_POKEDATA
+
+    /* Write the word DATA into the process's user space at offset ADDR.  */
+    PTRACE_POKEUSER,
+#define PT_WRITE_U PTRACE_POKEUSER
+
+    /* Continue the process.  */
+    PTRACE_CONT,
+#define PT_CONTINUE PTRACE_CONT
+
+    /* Kill the process.  */
+    PTRACE_KILL,
+#define PT_KILL PTRACE_KILL
+
+    /* Single step the process.
+       This is not supported on all machines.  */
+    PTRACE_SINGLESTEP,
+#define PT_STEP PTRACE_SINGLESTEP
+
+    /* Attach to a process that is already running. */
+    PTRACE_ATTACH,
+#define PT_ATTACH PTRACE_ATTACH
+
+    /* Detach from a process attached to with PTRACE_ATTACH.  */
+    PTRACE_DETACH,
+#define PT_DETACH PTRACE_DETACH
+
+    /* Get the process's registers (not including floating-point registers)
+       and put them in the `struct regs' (see <machine/regs.h>) at ADDR.  */
+    PTRACE_GETREGS = 12,
+
+    /* Set the process's registers (not including floating-point registers)
+       to the contents of the `struct regs' (see <machine/regs.h>) at ADDR.  */
+    PTRACE_SETREGS,
+
+    /* Get the process's floating point registers and put them
+       in the `struct fp_status' (see <machine/regs.h>) at ADDR.  */
+    PTRACE_GETFPGEGS = 14,
+
+    /* Set the process's floating point registers to the contents
+       of the `struct fp_status' (see <machine/regs.h>) at ADDR.  */
+    PTRACE_SETFPREGS,
+
+    /* Read DATA bytes from the process's data space at address ADDR.
+       Put the result starting at address ADDR2 in the caller's
+       address space.  */
+    PTRACE_READDATA = 16,
+
+    /* Write DATA bytes from ADDR2 in the caller's address space into
+       the process's data space at address ADDR.  */
+    PTRACE_WRITEDATA,
+
+    /* Read DATA bytes from the process's text space at address ADDR.
+       Put the result starting at address ADDR2 in the caller's
+       address space.  */
+    PTRACE_READTEXT = 18,
+
+    /* Write DATA bytes from ADDR2 in the caller's address space into
+       the process's text space at address ADDR.  */
+    PTRACE_WRITETEXT,
+
+    /* Read the floating-point accelerator unit registers and
+       put them into the `struct fpa_regs' (see <machine/regs.h>) at ADDR.  */
+    PTRACE_GETFPAREGS = 20,
+
+    /* Write the floating-point accelerator unit registers from
+       the contents of the `struct fpa_regs' at ADDR.  */       
+    PTRACE_SETFPAREGS,
+  };
+
+/* Perform process tracing functions.  REQUEST is one of the values
+   above, and determines the action to be taken.
+   For all requests except PTRACE_TRACEME, PID specifies the process to be
+   traced.
+
+   PID and the other arguments described above for the various requests should
+   appear (those that are used for the particular request) as:
+     pid_t PID, void *ADDR, int DATA, void *ADDR2
+   after REQUEST.  */
+extern int EXFUN(ptrace, (enum __ptrace_request __request DOTS));
+
+#endif	/* ptrace.h */
diff --git a/misc/sys/uio.h b/misc/sys/uio.h
new file mode 100644
index 0000000000..b47416f030
--- /dev/null
+++ b/misc/sys/uio.h
@@ -0,0 +1,53 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#ifndef _SYS_UIO_H
+
+#define _SYS_UIO_H	1
+#include <features.h>
+
+#define	__need_size_t
+#include <stddef.h>
+
+
+/* Structure describing a section of memory.  */
+
+struct iovec
+  {
+    /* Starting address.  */
+    PTR iov_base;
+    /* Length in bytes.  */
+    size_t iov_len;
+  };
+
+
+/* Read data from file descriptor FD, and put the result in the
+   buffers described by VECTOR, which is a vector of COUNT `struct iovec's.
+   The buffers are filled in the order specified.
+   Operates just like `read' (see <unistd.h>) except that data are
+   put in VECTOR instead of a contiguous buffer.  */
+int EXFUN(readv, (int __fd, CONST struct iovec *__vector, size_t __count));
+
+/* Write data pointed by the buffers described by VECTOR, which
+   is a vector of COUNT `struct iovec's, to file descriptor FD.
+   The data is written in the order specified.
+   Operates just like `write' (see <unistd.h>) except that the data
+   are taken from VECTOR instead of a contiguous buffer.  */
+int EXFUN(writev, (int __fd, CONST struct iovec *__vector, size_t __count));
+
+
+#endif /* sys/uio.h */
diff --git a/posix/sys/times.h b/posix/sys/times.h
new file mode 100644
index 0000000000..bd4d33c3d9
--- /dev/null
+++ b/posix/sys/times.h
@@ -0,0 +1,53 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+/*
+ *	POSIX Standard: 4.5.2 Process Times	<sys/times.h>
+ */
+
+#ifndef	_SYS_TIMES_H
+
+#define	_SYS_TIMES_H	1
+#include <features.h>
+
+#define	__need_clock_t
+#include <time.h>
+
+
+/* Structure describing CPU time used by a process and its children.  */
+struct tms
+  {
+    clock_t tms_utime;	/* User CPU time.  */
+    clock_t tms_stime;	/* System CPU time.  */
+
+    clock_t tms_cutime;	/* User CPU time of dead children.  */
+    clock_t tms_cstime;	/* System CPU time of dead children.  */
+  };
+
+
+/* Store the CPU time used by this process and all its
+   dead children (and their dead children) in BUFFER.
+   Return the elapsed real time, or (clock_t) -1 for errors.
+   All times are in CLK_TCKths of a second.  */
+extern clock_t EXFUN(__times, (struct tms *buffer));
+extern clock_t EXFUN(times, (struct tms *buffer));
+
+#ifdef	__OPTIMIZE__
+#define	times(buffer)	__times(buffer)
+#endif	/* Optimizing.  */
+
+#endif	/* sys/times.h	*/
diff --git a/posix/sys/utsname.h b/posix/sys/utsname.h
new file mode 100644
index 0000000000..6b83f342b9
--- /dev/null
+++ b/posix/sys/utsname.h
@@ -0,0 +1,60 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+/*
+ *	POSIX Standard: 4.4 System Identification	<sys/utsname.h>
+ */
+
+#ifndef	_SYS_UTSNAME_H
+
+#define	_SYS_UTSNAME_H	1
+#include <features.h>
+
+
+/* The size of the character arrays used to hold the information
+   in a `struct utsname'.  Enlarge this as necessary.  */
+#define	_UTSNAME_LENGTH	100
+
+
+/* Structure describing the system and machine.  */
+struct utsname
+  {
+    /* Name of the implementation of the operating system.  */
+    char sysname[_UTSNAME_LENGTH];
+
+    /* Name of this node on the network.  */
+    char nodename[_UTSNAME_LENGTH];
+
+    /* Current release level of this implementation.  */
+    char release[_UTSNAME_LENGTH];
+    /* Current version level of this release.  */
+    char version[_UTSNAME_LENGTH];
+
+    /* Name of the hardware type the system is running on.  */
+    char machine[_UTSNAME_LENGTH];
+};
+
+
+/* Put information about the system in NAME.  */
+extern int EXFUN(uname, (struct utsname *__name));
+
+
+/* Store the nodename in NAME, writing no more than LEN characters.  */
+extern int EXFUN(__uname_getnode, (char *__name, unsigned int __len));
+
+
+#endif	/* sys/utsname.h  */
diff --git a/pwd/Makefile b/pwd/Makefile
new file mode 100644
index 0000000000..a095df1c64
--- /dev/null
+++ b/pwd/Makefile
@@ -0,0 +1,25 @@
+# Copyright (C) 1991 Free Software Foundation, Inc.
+# This file is part of the GNU C Library.
+
+# The GNU C Library is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 1, or (at your option)
+# any later version.
+
+# The GNU C Library is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+
+# You should have received a copy of the GNU General Public License
+# along with the GNU C Library; see the file COPYING.  If not, write to
+# the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
+
+#
+#	Sub-makefile for pwd portion of the library.
+#
+subdir	:= pwd
+
+routines := pwdopen pwdread fgetpwent getpw getpwent getpwnam getpwuid putpwent
+
+include ../Rules
diff --git a/pwd/fgetpwent.c b/pwd/fgetpwent.c
new file mode 100644
index 0000000000..eb2d02c7f6
--- /dev/null
+++ b/pwd/fgetpwent.c
@@ -0,0 +1,39 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <limits.h>
+#include <stddef.h>
+#include <stdio.h>
+#include <string.h>
+#include <pwd.h>
+
+/* Read one entry from the given stream.  */
+struct passwd *
+DEFUN(fgetpwent, (stream), FILE *stream)
+{
+  static PTR info = NULL;
+  if (info == NULL)
+    {
+      info = __pwdalloc();
+      if (info == NULL)
+	return(NULL);
+    }
+
+  return(__pwdread(stream, info));
+}
diff --git a/pwd/getpw.c b/pwd/getpw.c
new file mode 100644
index 0000000000..642c149055
--- /dev/null
+++ b/pwd/getpw.c
@@ -0,0 +1,47 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <stdio.h>
+#include <pwd.h>
+
+
+/* Re-construct the password-file line for the given uid
+   in the given buffer.  This knows the format that the caller
+   will expect, but this need not be the format of the password file.  */
+int
+DEFUN(getpw, (uid, buf), int uid AND register char *buf)
+{
+  register struct passwd *p;
+
+  if (uid < 0 || buf == NULL)
+    {
+      errno = EINVAL;
+      return(-1);
+    }
+
+  p = getpwuid(uid);
+  if (p == NULL)
+    return(-1);
+
+  if (sprintf(buf, "%s:%s:%d:%d:%s:%s:%s", p->pw_name, p->pw_passwd,
+	      p->pw_uid, p->pw_gid, p->pw_gecos, p->pw_dir, p->pw_shell) < 0)
+    return(-1);
+
+  return(0);
+}
diff --git a/pwd/getpwent.c b/pwd/getpwent.c
new file mode 100644
index 0000000000..4bdb5d191d
--- /dev/null
+++ b/pwd/getpwent.c
@@ -0,0 +1,66 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <stddef.h>
+#include <stdio.h>
+#include <pwd.h>
+
+static FILE *stream = NULL;
+
+/* Rewind the stream.  */
+void
+DEFUN_VOID(setpwent)
+{
+  if (stream != NULL)
+    rewind(stream);
+}
+
+
+/* Close the stream.  */
+void
+DEFUN_VOID(endpwent)
+{
+  if (stream != NULL)
+    {
+      (void) fclose(stream);
+      stream = NULL;
+    }
+}
+
+
+/* Return one entry from the password file.  */
+struct passwd *
+DEFUN_VOID(getpwent)
+{
+  static PTR info = NULL;
+  if (info == NULL)
+    {
+      info = __pwdalloc();
+      if (info == NULL)
+	return(NULL);
+    }
+
+  if (stream == NULL)
+    {
+      stream = __pwdopen();
+      if (stream == NULL)
+	return(NULL);
+    }
+
+  return(__pwdread(stream, info));
+}
diff --git a/pwd/getpwnam.c b/pwd/getpwnam.c
new file mode 100644
index 0000000000..5110f60299
--- /dev/null
+++ b/pwd/getpwnam.c
@@ -0,0 +1,49 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <stddef.h>
+#include <stdio.h>
+#include <string.h>
+#include <pwd.h>
+
+/* Search for an entry with a matching name.  */
+struct passwd *
+DEFUN(getpwnam, (name), register CONST char *name)
+{
+  static PTR info = NULL;
+  register FILE *stream;
+  register struct passwd *p;
+
+  if (info == NULL)
+    {
+      info = __pwdalloc();
+      if (info == NULL)
+	return(NULL);
+    }
+
+  stream = __pwdopen();
+  if (stream == NULL)
+    return(NULL);
+
+  while ((p = __pwdread(stream, info)) != NULL)
+    if (!strcmp(p->pw_name, name))
+      break;
+
+  (void) fclose(stream);
+  return(p);
+}
diff --git a/pwd/putpwent.c b/pwd/putpwent.c
new file mode 100644
index 0000000000..41ee1d75ee
--- /dev/null
+++ b/pwd/putpwent.c
@@ -0,0 +1,40 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <stdio.h>
+#include <pwd.h>
+
+
+/* Write an entry to the given stream.
+   This must know the format of the password file.  */
+int
+DEFUN(putpwent, (p, stream), register CONST struct passwd *p AND FILE *stream)
+{
+  if (p == NULL || stream == NULL)
+    {
+      errno = EINVAL;
+      return(-1);
+    }
+
+  if (fprintf(stream, "%s:%s:%d:%d:%s:%s\n", p->pw_name, p->pw_passwd,
+	      p->pw_uid, p->pw_gid, p->pw_gecos, p->pw_shell) < 0)
+    return(-1);
+
+  return(0);
+}
diff --git a/pwd/pwdopen.c b/pwd/pwdopen.c
new file mode 100644
index 0000000000..f3c54fbfd3
--- /dev/null
+++ b/pwd/pwdopen.c
@@ -0,0 +1,27 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <stdio.h>
+#include <pwd.h>
+
+/* Return a new stream open on the password file.  */
+FILE *
+DEFUN_VOID(__pwdopen)
+{
+  return(fopen("/etc/passwd", "r"));
+}
diff --git a/resource/sys/vlimit.h b/resource/sys/vlimit.h
new file mode 100644
index 0000000000..ceb377fd66
--- /dev/null
+++ b/resource/sys/vlimit.h
@@ -0,0 +1,63 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#ifndef _SYS_VLIMIT_H
+
+#define _SYS_VLIMIT_H	1
+#include <features.h>
+
+/* This interface is obsolete, and is superseded by <sys/resource.h>.  */
+
+/* Kinds of resource limit.  */
+enum __vlimit_resource
+  {
+    /* Setting this non-zero makes it impossible to raise limits.
+       Only the super-use can set it to zero.
+
+       This is not implemented in recent versions of BSD, nor by
+       the GNU C library.  */
+    LIM_NORAISE,
+
+    /* CPU time available for each process (seconds).  */
+    LIM_CPU,
+
+    /* Largest file which can be created (bytes).  */
+    LIM_FSIZE,
+
+    /* Maximum size of the data segment (bytes).  */
+    LIM_DATA,
+
+    /* Maximum size of the stack segment (bytes).  */
+    LIM_STACK,
+
+    /* Largest core file that will be created (bytes).  */
+    LIM_CORE,
+
+    /* Resident set size (bytes).  */
+    LIM_MAXRSS
+  };
+
+/* This means no limit.  */
+#define INFINITY 0x7fffffff
+
+
+/* Set the soft limit for RESOURCE to be VALUE.
+   Returns 0 for success, -1 for failure.  */
+int EXFUN(vlimit, (enum __vlimit_resource __resource, int __value));
+
+
+#endif /* vlimit.h  */
diff --git a/setjmp/setjmp.h b/setjmp/setjmp.h
new file mode 100644
index 0000000000..483d893b49
--- /dev/null
+++ b/setjmp/setjmp.h
@@ -0,0 +1,107 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+/*
+ *	ANSI Standard: 4.6 NON-LOCAL JUMPS <setjmp.h>
+ */
+
+#ifndef	_SETJMP_H
+
+#define	_SETJMP_H	1
+#include <features.h>
+
+/* Get the machine-dependent definition of `__jmp_buf'.  */
+#include <jmp_buf.h>
+
+#ifndef	__NORETURN
+#ifdef	__GNUC__
+/* The `volatile' keyword tells GCC that a function never returns.  */
+#define	__NORETURN	__volatile
+#else	/* Not GCC.  */
+#define	__NORETURN
+#endif	/* GCC.  */
+#endif	/* __NORETURN not defined.  */
+
+/* Jump to the environment saved in ENV, making the
+   setjmp call there return VAL, or 1 if VAL is 0.  */
+extern __NORETURN void EXFUN(__longjmp, (CONST __jmp_buf __env, int __val));
+extern __NORETURN void EXFUN(longjmp, (CONST __jmp_buf __env, int __val));
+
+#ifdef	__OPTIMIZE__
+#define	longjmp(env, val)	__longjmp((env), (val))
+#endif	/* Optimizing.  */
+
+/* Set ENV to the current position and return 0.  */
+extern int EXFUN(__setjmp, (__jmp_buf __env));
+/* The ANSI standard says `setjmp' is a macro.  */
+#define	setjmp(env)	__setjmp(env)
+
+
+#ifdef	__USE_POSIX
+#define	__need_sigset_t
+#include <signal.h>
+
+/* Calling environment, plus possibly a saved signal mask.  */
+typedef struct
+  {
+    __jmp_buf __jmpbuf;		/* Calling environment.  */
+    sigset_t __sigmask;		/* Saved signal mask.  */
+    unsigned int __savemask:1;	/* Saved the signal mask?  */
+  } sigjmp_buf[1];
+
+/* Store the calling environment in ENV, also saving the
+   signal mask if SAVEMASK is nonzero.  Return 0.  */
+extern int EXFUN(sigsetjmp, (sigjmp_buf __env, int __savemask));
+
+/* Jump to the environment saved in ENV, making the
+   sigsetjmp call there return VAL, or 1 if VAL is 0.
+   Restore the signal mask if that sigsetjmp call saved it.  */
+extern __NORETURN void EXFUN(siglongjmp, (CONST sigjmp_buf __env, int __val));
+#endif	/* Use POSIX.  */
+
+
+#ifdef	__USE_BSD
+extern __NORETURN void EXFUN(_longjmp, (CONST __jmp_buf __env, int __val));
+extern int EXFUN(_setjmp, (__jmp_buf __env));
+
+#ifdef	__OPTIMIZE__
+#define	_longjmp(env, val)	longjmp((env), (val))
+#define	_setjmp(env)		__setjmp(env)
+#endif	/* Optimizing.  */
+#endif	/* Use BSD.  */
+
+#ifdef	__FAVOR_BSD
+
+/* BSD defines `setjmp' and `longjmp' to save and restore the set of
+   blocked signals.  For this, `jmp_buf' must be what POSIX calls
+   `sigjmp_buf', which includes that information.  */
+typedef	sigjmp_buf jmp_buf;
+
+#undef	setjmp
+#define	setjmp(env)		sigsetjmp((env), 1)
+
+#undef	longjmp
+#define	longjmp(env, val)	siglongjmp((env), (val))
+
+#else	/* Don't favor BSD.  */
+
+/* A `jmp_buf' really is a `jmp_buf'.  Oh boy.  */
+typedef	__jmp_buf jmp_buf;
+
+#endif	/* Favor BSD.  */
+
+#endif	/* setjmp.h  */
diff --git a/stdio/tmpfile.c b/stdio/tmpfile.c
new file mode 100644
index 0000000000..05476cdca3
--- /dev/null
+++ b/stdio/tmpfile.c
@@ -0,0 +1,43 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <stdio.h>
+
+
+/* This returns a new stream opened on a temporary file (generated
+   by tmpnam) The file is opened with mode "w+b" (binary read/write).
+   If we couldn't generate a unique filename or the file couldn't
+   be opened, NULL is returned.  */
+FILE *
+DEFUN_VOID(tmpfile)
+{
+  register char *filename;
+  register FILE *f;
+
+  filename = __stdio_gen_tempname((char *) NULL, "tmpf", 0, (size_t *) NULL);
+  if (filename == NULL)
+    return NULL;
+  f = fopen(filename, "w+b");
+  if (f == NULL)
+    return NULL;
+
+  /* Note that this relies on the Unix semantics that
+     a file is not really removed until it is closed.  */
+  (void) remove(filename);
+  return f;
+}
diff --git a/stdio/tmpnam.c b/stdio/tmpnam.c
new file mode 100644
index 0000000000..85077a5b9e
--- /dev/null
+++ b/stdio/tmpnam.c
@@ -0,0 +1,41 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <stddef.h>
+#include <stdio.h>
+#include <string.h>
+
+
+/* Generate a unique filename in P_tmpdir.  */
+char *
+DEFUN(tmpnam, (s), register char *s)
+{
+  register char *t = __stdio_gen_tempname((CONST char *) NULL,
+					  (CONST char *) NULL, 0,
+					  (size_t *) NULL);
+
+  if (t == NULL)
+    return NULL;
+
+  if (s != NULL)
+    (void) strcpy(s, t);
+  else
+    s = t;
+
+  return s;
+}
diff --git a/stdlib/abs.c b/stdlib/abs.c
new file mode 100644
index 0000000000..3480bc367a
--- /dev/null
+++ b/stdlib/abs.c
@@ -0,0 +1,29 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <stdlib.h>
+
+#undef	abs
+
+/* Return the absolute value of I.  */
+__CONSTVALUE
+int
+DEFUN(abs, (i), int i)
+{
+  return(i < 0 ? -i : i);
+}
diff --git a/stdlib/atof.c b/stdlib/atof.c
new file mode 100644
index 0000000000..609715ef8b
--- /dev/null
+++ b/stdlib/atof.c
@@ -0,0 +1,29 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <stdlib.h>
+
+#undef	atof
+
+
+/* Convert a string to a double.  */
+double
+DEFUN(atof, (nptr), CONST char *nptr)
+{
+  return(strtod(nptr, (char **) NULL));
+}
diff --git a/stdlib/atoi.c b/stdlib/atoi.c
new file mode 100644
index 0000000000..00c7a92bf2
--- /dev/null
+++ b/stdlib/atoi.c
@@ -0,0 +1,29 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <stdlib.h>
+
+#undef	atoi
+
+
+/* Convert a string to an int.  */
+int
+DEFUN(atoi, (nptr), CONST char *nptr)
+{
+  return((int) strtol(nptr, (char **) NULL, 10));
+}
diff --git a/stdlib/atol.c b/stdlib/atol.c
new file mode 100644
index 0000000000..4a6e522af1
--- /dev/null
+++ b/stdlib/atol.c
@@ -0,0 +1,29 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <stdlib.h>
+
+#undef	atol
+
+
+/* Convert a string to a long int.  */
+long int
+DEFUN(atol, (nptr), CONST char *nptr)
+{
+  return(strtol(nptr, (char **) NULL, 10));
+}
diff --git a/stdlib/bsearch.c b/stdlib/bsearch.c
new file mode 100644
index 0000000000..79537e5d47
--- /dev/null
+++ b/stdlib/bsearch.c
@@ -0,0 +1,55 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <stdlib.h>
+
+
+/* Perform a binary search for KEY in BASE which has NMEMB elements
+   of SIZE bytes each.  The comparisons are done by (*COMPAR)().  */
+PTR
+DEFUN(bsearch, (key, base, nmemb, size, compar),
+      register CONST PTR key AND register CONST PTR base AND
+      size_t nmemb AND register size_t size AND
+      register int EXFUN((*compar), (CONST PTR, CONST PTR)))
+{
+  register size_t l, u, idx;
+  register CONST PTR p;
+  register int comparison;
+
+  l = 0;
+  u = nmemb - 1;
+  while (l <= u)
+    {
+      idx = (l + u) / 2;
+      p = (PTR) (((CONST char *) base) + (idx * size));
+      comparison = (*compar)(key, p);
+      /* Don't make U negative because it will wrap around.  */
+      if (comparison < 0)
+	{
+	  if (idx == 0)
+	    break;
+	  u = idx - 1;
+	}
+      else if (comparison > 0)
+	l = idx + 1;
+      else
+	return (PTR) p;
+    }
+
+  return NULL;
+}
diff --git a/stdlib/div.c b/stdlib/div.c
new file mode 100644
index 0000000000..6e5e7f2df5
--- /dev/null
+++ b/stdlib/div.c
@@ -0,0 +1,38 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <stdlib.h>
+
+
+/* Return the `div_t' representation of NUMER over DENOM.  */
+__CONSTVALUE
+div_t
+DEFUN(div, (numer, denom), int numer AND int denom)
+{
+  div_t result;
+  /* Behavior for negative numbers is guaranteed.  */
+  register int sign = (numer < 0) == (denom < 0) ? 1 : -1;
+
+  numer = numer < 0 ? -numer : numer;
+  denom = denom < 0 ? -denom : denom;
+
+  result.quot = (numer / denom) * sign;
+  result.rem = (numer % denom) * sign;
+
+  return(result);
+}
diff --git a/stdlib/labs.c b/stdlib/labs.c
new file mode 100644
index 0000000000..ac18fc5046
--- /dev/null
+++ b/stdlib/labs.c
@@ -0,0 +1,30 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <stdlib.h>
+
+#undef	labs
+
+
+/* Return the absolute value of I.  */
+__CONSTVALUE
+long int
+DEFUN(labs, (i), long int i)
+{
+  return(i < 0 ? -i : i);
+}
diff --git a/stdlib/ldiv.c b/stdlib/ldiv.c
new file mode 100644
index 0000000000..a5c905ceac
--- /dev/null
+++ b/stdlib/ldiv.c
@@ -0,0 +1,38 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <stdlib.h>
+
+
+/* Return the `ldiv_t' representation of NUMER over DENOM.  */
+__CONSTVALUE
+ldiv_t
+DEFUN(ldiv, (numer, denom), long int numer AND long int denom)
+{
+  ldiv_t result;
+  /* Behavior for negative numbers is guaranteed.  */
+  register long int sign = (numer < 0L) == (denom < 0L) ? 1L : -1L;
+
+  numer = numer < 0L ? -numer : numer;
+  denom = denom < 0L ? -denom : denom;
+
+  result.quot = (numer / denom) * sign;
+  result.rem = (numer % denom) * sign;
+
+  return result;
+}
diff --git a/stdlib/mblen.c b/stdlib/mblen.c
new file mode 100644
index 0000000000..9d724a62f0
--- /dev/null
+++ b/stdlib/mblen.c
@@ -0,0 +1,30 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <stdlib.h>
+
+#undef	mblen
+
+
+/* Return the length of the multibyte character (if there is one)
+   at S which is no longer than N characters.  */
+int
+DEFUN(mblen, (s, n), CONST char *s AND size_t n)
+{
+  return(mbtowc((wchar_t *) NULL, s, n));
+}
diff --git a/stdlib/mbstowcs.c b/stdlib/mbstowcs.c
new file mode 100644
index 0000000000..cdb576b998
--- /dev/null
+++ b/stdlib/mbstowcs.c
@@ -0,0 +1,69 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <ctype.h>
+#include <stddef.h>
+#include <stdlib.h>
+
+
+extern int _mb_shift;	/* Defined in mbtowc.c.  */
+
+/* Convert the string of multibyte characters in S to `wchar_t's in
+   PWCS, writing no more than N.  Return the number written,
+   or (size_t) -1 if an invalid multibyte character is encountered.  */
+size_t
+DEFUN(mbstowcs, (pwcs, s, n),
+      register wchar_t *pwcs AND register CONST char *s AND register size_t n)
+{
+  int save_shift;
+  register size_t written = 0;
+
+  /* Save the shift state.  */
+  save_shift = _mb_shift;
+  /* Reset the shift state.  */
+  _mb_shift = 0;
+
+  while (*s != '\0')
+    {
+      int len;
+      if (isascii(*s) || (len = mbtowc(pwcs, s, n)) < 1)
+	{
+	  /* Return an error.  */
+	  written = (size_t) -1;
+	  break;
+	}
+      else
+	{
+	  /* Multibyte character converted.  */
+	  ++pwcs;
+	  ++written;
+	  s += len;
+	  n -= len;
+	}
+    }
+
+  /* Terminate the string if it has space.  */
+  if (n > 0)
+    *pwcs = (wchar_t) 0;
+
+  /* Restore the old shift state.  */
+  _mb_shift = save_shift;
+
+  /* Return how many we wrote (or maybe an error).  */
+  return written;
+}
diff --git a/stdlib/mbtowc.c b/stdlib/mbtowc.c
new file mode 100644
index 0000000000..03cfdd233b
--- /dev/null
+++ b/stdlib/mbtowc.c
@@ -0,0 +1,73 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <localeinfo.h>
+#include <ctype.h>
+#include <stddef.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+
+long int _mb_shift = 0;
+
+/* Convert the multibyte character at S, which is no longer
+   than N characters, to its `wchar_t' representation, placing
+   this n *PWC and returning its length.  */
+int
+DEFUN(mbtowc, (pwc, s, n), wchar_t *pwc AND CONST char *s AND size_t n)
+{
+  register CONST mb_char *mb;
+  register wchar_t i;
+
+  if (s == NULL)
+    return _mb_shift != 0;
+
+  if (_ctype_info->mbchar == NULL ||
+      _ctype_info->mbchar->mb_chars == NULL)
+    return -1;
+  if (*s == '\0')
+    return 0;
+
+  if (n > MB_CUR_MAX)
+    n = MB_CUR_MAX;
+
+  for (i = 0; i < WCHAR_MAX; ++i)
+    {
+      mb = &_ctype_info->mbchar->mb_chars[i];
+      /* EOF and NUL aren't MB chars.  */
+      if (i == (wchar_t) EOF || i == (wchar_t) '\0')
+	continue;
+      /* Normal ASCII values can't start MB chars.  */
+      else if (isascii(i))
+	continue;
+      else if (mb->string == NULL || mb->len == 0)
+	continue;
+      else if (mb->len > n)
+	continue;
+      else if (!strncmp(mb->string, s, mb->len))
+	{
+	  _mb_shift += mb->shift;
+	  if (pwc != NULL)
+	    *pwc = i;
+	  return mb->len;
+	}
+    }
+
+  return -1;
+}
diff --git a/stdlib/strtoul.c b/stdlib/strtoul.c
new file mode 100644
index 0000000000..d4c76e322b
--- /dev/null
+++ b/stdlib/strtoul.c
@@ -0,0 +1,20 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#define	UNSIGNED	1
+
+#include <strtol.c>
diff --git a/stdlib/wcstombs.c b/stdlib/wcstombs.c
new file mode 100644
index 0000000000..4bd5d52c3a
--- /dev/null
+++ b/stdlib/wcstombs.c
@@ -0,0 +1,73 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <localeinfo.h>
+#include <ctype.h>
+#include <stddef.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+
+/* Convert the `wchar_t' string in PWCS to a multibyte character string
+   in S, writing no more than N characters.  Return the number of bytes
+   written, or (size_t) -1 if an invalid `wchar_t' was found.  */
+size_t
+DEFUN(wcstombs, (s, pwcs, n),
+      register char *s AND register CONST wchar_t *pwcs AND register size_t n)
+{
+  register CONST mb_char *mb;
+  register int shift = 0;
+
+  register size_t written = 0;
+  register wchar_t w;
+
+  while ((w = *pwcs++) != (wchar_t) '\0')
+    {
+      if (w == ((wchar_t) EOF) || isascii(w))
+	{
+	  written = (size_t) -1;
+	  break;
+	}
+      else
+	{
+	  mb = &_ctype_info->mbchar->mb_chars[w + shift];
+	  if (mb->string == NULL || mb->len == 0)
+	    {
+	      written = (size_t) -1;
+	      break;
+	    }
+	  else if (mb->len > n)
+	    break;
+	  else
+	    {
+	      memcpy((PTR) s, (CONST PTR) mb->string, mb->len);
+	      n -= mb->len;
+	      written += mb->len;
+	      shift += mb->shift;
+	    }
+	}
+    }
+
+  /* Terminate the string if it has space.  */
+  if (n > 0)
+    *s = '\0';
+
+  /* Return the number of characters written (or maybe an error).  */
+  return written;
+}
diff --git a/stdlib/wctomb.c b/stdlib/wctomb.c
new file mode 100644
index 0000000000..81c911417f
--- /dev/null
+++ b/stdlib/wctomb.c
@@ -0,0 +1,58 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <localeinfo.h>
+#include <stddef.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+
+extern int _mb_shift;	/* Defined in mbtowc.c.  */
+
+/* Convert WCHAR into its multibyte character representation,
+   putting this in S and returning its length.  */
+int
+DEFUN(wctomb, (s, wchar), register char *s AND wchar_t wchar)
+{
+  register CONST mb_char *mb;
+
+  if (_ctype_info->mbchar == NULL)
+    mb = NULL;
+  else
+    mb = _ctype_info->mbchar->mb_chars;
+
+  /* If S is NULL, just say if we're shifted or not.  */
+  if (s == NULL)
+    return _mb_shift != 0;
+
+  if (wchar == (wchar_t) '\0')
+    {
+      _mb_shift = 0;
+      return 0;
+    }
+  else if (mb == NULL)
+    return -1;
+
+  mb += wchar + _mb_shift;
+  if (mb->string == NULL || mb->len == 0)
+    return -1;
+  memcpy((PTR) s, (CONST PTR) mb->string, mb->len + 1);
+  _mb_shift += mb->shift;
+  return mb->len;
+}
diff --git a/string/memory.h b/string/memory.h
new file mode 100644
index 0000000000..763613bc80
--- /dev/null
+++ b/string/memory.h
@@ -0,0 +1,33 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+/*
+ * SVID
+ */
+
+#ifndef	_MEMORY_H
+
+#define	_MEMORY_H	1
+#include <features.h>
+
+
+#ifndef	_STRING_H
+#include <string.h>
+#endif	/* string.h  */
+
+
+#endif	/* memory.h  */
diff --git a/string/strcoll.c b/string/strcoll.c
new file mode 100644
index 0000000000..0146aee780
--- /dev/null
+++ b/string/strcoll.c
@@ -0,0 +1,69 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <localeinfo.h>
+#include <stddef.h>
+#include <stdlib.h>
+#include <string.h>
+
+
+/* Compare S1 and S2, returning less than, equal to or
+   greater than zero if the collated form of S1 is lexiographically
+   less than, equal to or greater than the collated form of S2.  */
+int
+DEFUN(strcoll, (s1, s2), CONST char *s1 AND CONST char *s2)
+{
+  if (_collate_info == NULL || _collate_info->values == NULL)
+    return strcmp(s1, s2);
+  else
+    {
+      CONST unsigned char *CONST values = _collate_info->values;
+      CONST unsigned char *CONST offsets = _collate_info->offsets;
+
+      while (*s1 != '\0' && *s2 != '\0')
+	{
+	  CONST unsigned char c1 = *s1++, c2 = *s2++;
+	  CONST unsigned char v1 = values[c1], v2 = values[c2];
+	  CONST unsigned char o1 = offsets[c1], o2 = offsets[c2];
+
+	  if (v1 == UCHAR_MAX && o1 == 0)
+	    /* This is a non-collating element.  Skip it.  */
+	    --s2;
+	  else if (v2 == UCHAR_MAX && o2 == 0)
+	    --s1;
+	  else if (v1 == UCHAR_MAX && o1 == CHAR_MAX)
+	    {
+	      /* This element collates lower than anything else.  */
+	      if (v2 != UCHAR_MAX || o2 != CHAR_MAX)
+		return -1;
+	    }
+	  else if (v2 == UCHAR_MAX && o2 == CHAR_MAX)
+	    return 1;
+	  else if (v1 != v2)
+	    return v1 - v2;
+	  else if (o1 != o2)
+	    return o1 - o2;
+	}
+
+      if (*s1 == '\0')
+	return *s2 == '\0' ? 0 : -1;
+      else if (*s2 == '\0')
+	return 1;
+      return 0;
+    }
+}
diff --git a/string/strdup.c b/string/strdup.c
new file mode 100644
index 0000000000..af35fda366
--- /dev/null
+++ b/string/strdup.c
@@ -0,0 +1,37 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <stddef.h>
+#include <stdlib.h>
+#include <string.h>
+
+
+/* Duplicate S, returning an identical malloc'd string.  */
+char *
+DEFUN(strdup, (s), CONST char *s)
+{
+  size_t len = strlen(s) + 1;
+  PTR new = malloc(len);
+
+  if (new == NULL)
+    return NULL;
+
+  memcpy(new, (PTR) s, len);
+
+  return (char *) new;
+}
diff --git a/string/strsignal.c b/string/strsignal.c
new file mode 100644
index 0000000000..d873318835
--- /dev/null
+++ b/string/strsignal.c
@@ -0,0 +1,44 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <signal.h>
+#include <stdio.h>
+#include <string.h>
+
+
+/* Defined in stdio/sys_siglist.c.  */
+extern CONST char *CONST _sys_siglist[];
+
+
+/* Return a string describing the meaning of the signal number SIGNUM.  */
+char *
+DEFUN(strsignal, (signum), int signum)
+{
+  if (signum < 0 || signum > NSIG)
+    {
+      static char unknown_signal[] = "Unknown signal 000000000000000000";
+      static char fmt[] = "Unknown signal%d";
+      size_t len = sprintf(unknown_signal, fmt, signum);
+      if (len < sizeof(fmt) - 2)
+	return NULL;
+      unknown_signal[len - 1] = '\0';
+      return unknown_signal;
+    }
+
+  return (char *) _sys_siglist[signum];
+}
diff --git a/string/strtok.c b/string/strtok.c
new file mode 100644
index 0000000000..0eaa82d1ea
--- /dev/null
+++ b/string/strtok.c
@@ -0,0 +1,72 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <string.h>
+
+
+static char *olds = NULL;
+
+/* Parse S into tokens separated by characters in DELIM.
+   If S is NULL, the last string strtok() was called with is
+   used.  For example:
+	char s[] = "-abc=-def";
+	x = strtok(s, "-");		// x = "abc"
+	x = strtok(NULL, "=-");		// x = "def"
+	x = strtok(NULL, "=");		// x = NULL
+		// s = "abc\0-def\0"
+*/
+char *
+DEFUN(strtok, (s, delim),
+      register char *s AND register CONST char *delim)
+{
+  char *token;
+
+  if (s == NULL)
+    {
+      if (olds == NULL)
+	{
+	  errno = EINVAL;
+	  return NULL;
+	}
+      else
+	s = olds;
+    }
+
+  /* Scan leading delimiters.  */
+  s += strspn(s, delim);
+  if (*s == '\0')
+    {
+      olds = NULL;
+      return NULL;
+    }
+
+  /* Find the end of the token.  */
+  token = s;
+  s = strpbrk(token, delim);
+  if (s == NULL)
+    /* This token finishes the string.  */
+    olds = NULL;
+  else
+    {
+      /* Terminate the token and make OLDS point past it.  */
+      *s = '\0';
+      olds = s + 1;
+    }
+  return token;
+}
diff --git a/string/strxfrm.c b/string/strxfrm.c
new file mode 100644
index 0000000000..a37996b13a
--- /dev/null
+++ b/string/strxfrm.c
@@ -0,0 +1,75 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <localeinfo.h>
+#include <stddef.h>
+#include <stdlib.h>
+#include <string.h>
+
+
+/* Transform SRC into a form such that the result of strcmp
+   on two strings that have been transformed by strxfrm is
+   the same as the result of strcoll on the two strings before
+   their transformation.  The transformed string is put in at
+   most N characters of DEST and its length is returned.  */
+size_t
+DEFUN(strxfrm, (dest, src, n), char *dest AND CONST char *src AND size_t n)
+{
+  CONST unsigned char *CONST values
+    = _collate_info != NULL ? _collate_info->values : NULL;
+  CONST unsigned char *CONST offsets
+    = _collate_info != NULL ? _collate_info->offsets : NULL;
+  register size_t done = 0;
+
+  while (*src != '\0')
+    {
+      CONST unsigned char c = *src++;
+
+      ++done;
+      if (offsets != NULL && offsets[c] != 0)
+	{
+	  ++done;
+	  if (offsets[c] == CHAR_MAX)
+	    ++done;
+	}
+      if (done < n && dest != NULL)
+	{
+	  if (values == NULL)
+	    *dest++ = c;
+	  else if (values[c] == UCHAR_MAX && offsets[c] == 0)
+	    /* This is a non-collating element.  Skip it.  */
+	    ;
+	  else if (values[c] == UCHAR_MAX && offsets[c] == CHAR_MAX)
+	    {
+	      /* This element collates lower than anything else.  */
+	      *dest++ = '\001';
+	      *dest++ = '\001';
+	      *dest++ = '\001';
+	    }
+	  else
+	    {
+	      *dest++ = values[c];
+	      *dest++ = offsets[c];
+	    }
+	}
+    }
+
+  if (dest != NULL)
+    *dest = '\0';
+  return done;
+}
diff --git a/sysdeps/generic/acos.c b/sysdeps/generic/acos.c
new file mode 100644
index 0000000000..ca6f7304b9
--- /dev/null
+++ b/sysdeps/generic/acos.c
@@ -0,0 +1,41 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <math.h>
+
+/* Return the inverse cosine of X.  */
+double
+DEFUN(acos, (x), double x)
+{
+  double t;
+
+  if (__isnan(x))
+    {
+      errno = EDOM;
+      return x;
+    }
+
+  if (x == -1.0)
+    /* If X is -1, the general formula blows up (zero divided by zero loses),
+       but we know that acos(-1) = pi.  */
+    t = atan2(1.0, 0.0);
+  else
+    t = atan2(sqrt((1.0 - x) / (1.0 + x)), 1.0);
+  return t + t;
+}
diff --git a/sysdeps/generic/asin.c b/sysdeps/generic/asin.c
new file mode 100644
index 0000000000..9823e3e6e6
--- /dev/null
+++ b/sysdeps/generic/asin.c
@@ -0,0 +1,43 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <math.h>
+
+/* Return the inverse sine of X.  */
+double
+DEFUN(asin, (x), double x)
+{
+  double abs_x;
+
+  if (__isnan(x))
+    {
+      errno = EDOM;
+      return x;
+    }
+
+  abs_x = fabs(x);
+
+  if (abs_x <= 0.5)
+    return atan2(x, sqrt(1.0 - (x * x)));
+  else
+    {
+      double t = 1.0 - abs_x;
+      return atan2(x, sqrt((t + t) - (t * t)));
+    }
+}
diff --git a/sysdeps/generic/atan.c b/sysdeps/generic/atan.c
new file mode 100644
index 0000000000..98f2e5a16c
--- /dev/null
+++ b/sysdeps/generic/atan.c
@@ -0,0 +1,26 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <math.h>
+
+/* Return the inverse tangent of X.  */
+double
+DEFUN(atan, (x), register double x)
+{
+  return atan2(x, 1.0);
+}
diff --git a/sysdeps/generic/bcopy.c b/sysdeps/generic/bcopy.c
new file mode 100644
index 0000000000..1384e4a9dc
--- /dev/null
+++ b/sysdeps/generic/bcopy.c
@@ -0,0 +1,31 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <bstring.h>
+#include <string.h>
+
+
+#define	memmove		bcopy
+#define	rettype		void
+#define	RETURN(s)	return
+#define	a1		src
+#define	a1const		CONST
+#define	a2		dest
+#define	a2const
+
+#include <memmove.c>
diff --git a/sysdeps/generic/bzero.c b/sysdeps/generic/bzero.c
new file mode 100644
index 0000000000..8401c8b04b
--- /dev/null
+++ b/sysdeps/generic/bzero.c
@@ -0,0 +1,31 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <bstring.h>
+
+
+/* Set N bytes of S to 0.  */
+void
+DEFUN(bzero, (s, n), PTR s AND size_t n)
+{
+  register char *p = (char *) s;
+  register size_t i = n;
+
+  while (i-- > 0)
+    *p++ = 0;
+}
diff --git a/sysdeps/generic/fabs.c b/sysdeps/generic/fabs.c
new file mode 100644
index 0000000000..90350cc89a
--- /dev/null
+++ b/sysdeps/generic/fabs.c
@@ -0,0 +1,26 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <math.h>
+
+/* Return the absolute value of X.  */
+double
+DEFUN(fabs, (x), register double x)
+{
+  return x < 0.0 ? -x : x;
+}
diff --git a/sysdeps/generic/getpgrp.c b/sysdeps/generic/getpgrp.c
new file mode 100644
index 0000000000..f3db36caa8
--- /dev/null
+++ b/sysdeps/generic/getpgrp.c
@@ -0,0 +1,37 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <unistd.h>
+
+
+/* Get the process group ID of the calling process.  */
+int
+DEFUN_VOID(getpgrp)
+{
+  return getpid();
+}
+
+
+#ifdef	 __GNU_STAB__
+
+#include <gnu-stabs.h>
+
+stub_warning(getpgrp);
+
+#endif	/* GNU stabs.  */
diff --git a/sysdeps/generic/hypot.c b/sysdeps/generic/hypot.c
new file mode 100644
index 0000000000..d284fd5f89
--- /dev/null
+++ b/sysdeps/generic/hypot.c
@@ -0,0 +1,26 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <math.h>
+
+/* Return `sqrt(x*x + y*y)'.  */
+double
+DEFUN(hypot, (x, y), double x AND double y)
+{
+  return sqrt(x*x + y*y);
+}
diff --git a/sysdeps/generic/infnan.c b/sysdeps/generic/infnan.c
new file mode 100644
index 0000000000..1cb0eaaf1e
--- /dev/null
+++ b/sysdeps/generic/infnan.c
@@ -0,0 +1,45 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <math.h>
+
+/* Deal with an infinite or NaN result.
+   If ERROR is ERANGE, result is +Inf;
+   if ERROR is - ERANGE, result is -Inf;
+   otherwise result is NaN.
+   This will set `errno' to either ERANGE or EDOM,
+   and may return an infinity or NaN, or may do something else.  */
+double
+DEFUN(__infnan, (error), int error)
+{
+  switch (error)
+    {
+    case ERANGE:
+      errno = ERANGE;
+      return HUGE_VAL;
+
+    case - ERANGE:
+      errno = ERANGE;
+      return - HUGE_VAL;
+
+    default:
+      errno = EDOM;
+      return 0.0;
+    }
+}
diff --git a/sysdeps/generic/log10.c b/sysdeps/generic/log10.c
new file mode 100644
index 0000000000..b72d9e779e
--- /dev/null
+++ b/sysdeps/generic/log10.c
@@ -0,0 +1,36 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <math.h>
+
+#ifndef	LN10
+#define	LN10	log(10.0)
+#endif
+
+/* Return the base-ten logarithm of X.  */
+double
+DEFUN(log10, (x), double x)
+{
+  static double ln10 = 0.0;
+
+  if (ln10 == 0.0)
+    ln10 = LN10;
+
+  return log(x) / ln10;
+}
diff --git a/sysdeps/generic/modf.c b/sysdeps/generic/modf.c
new file mode 100644
index 0000000000..d502b576bb
--- /dev/null
+++ b/sysdeps/generic/modf.c
@@ -0,0 +1,30 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <math.h>
+
+#undef	modf
+
+/* Break VALUE into integral and fractional parts.  */
+double
+DEFUN(modf, (value, iptr), double value AND double *iptr)
+{
+  register double ipart = floor(value);
+  *iptr = ipart;
+  return value - ipart;
+}
diff --git a/sysdeps/generic/pow.c b/sysdeps/generic/pow.c
new file mode 100644
index 0000000000..e9bdf5f6df
--- /dev/null
+++ b/sysdeps/generic/pow.c
@@ -0,0 +1,36 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <math.h>
+
+/* Return X to the Y power.  */
+double
+DEFUN(pow, (x, y), double x AND double y)
+{
+  if (y == 0.0 || x == 1.0)
+    return 1.0;
+  else if (y == 1.0)
+    return x;
+  else if (y == 2.0)
+    return x * x;
+  else if (y == -1.0)
+    return 1.0 / x;
+
+  return exp(y * log(x));
+}
diff --git a/sysdeps/generic/strcspn.c b/sysdeps/generic/strcspn.c
new file mode 100644
index 0000000000..c3f7fe552a
--- /dev/null
+++ b/sysdeps/generic/strcspn.c
@@ -0,0 +1,37 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <string.h>
+
+
+/* Return the length of the maximum inital segment of S
+   which contains no characters from REJECT.  */
+size_t
+DEFUN(strcspn, (s, reject),
+      register CONST char *s AND register CONST char *reject)
+{
+  register size_t count = 0;
+
+  while (*s != '\0')
+    if (strchr(reject, *s++) == NULL)
+      ++count;
+    else
+      return count;
+
+  return count;
+}
diff --git a/sysdeps/generic/strpbrk.c b/sysdeps/generic/strpbrk.c
new file mode 100644
index 0000000000..2adfafeb52
--- /dev/null
+++ b/sysdeps/generic/strpbrk.c
@@ -0,0 +1,34 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <string.h>
+
+
+/* Find the first ocurrence in S of any character in ACCEPT.  */
+char *
+DEFUN(strpbrk, (s, accept),
+      register CONST char *s AND register CONST char *accept)
+{
+  while (*s != '\0')
+    if (strchr(accept, *s) == NULL)
+      ++s;
+    else
+      return (char *) s;
+
+  return NULL;
+}
diff --git a/sysdeps/generic/strspn.c b/sysdeps/generic/strspn.c
new file mode 100644
index 0000000000..17c6eabc10
--- /dev/null
+++ b/sysdeps/generic/strspn.c
@@ -0,0 +1,43 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <string.h>
+
+
+/* Return the length of the maximum initial segment
+   of S which contains only characters in ACCEPT.  */
+size_t
+DEFUN(strspn, (s, accept), CONST char *s AND CONST char *accept)
+{
+  register CONST char *p;
+  register CONST char *a;
+  register size_t count = 0;
+
+  for (p = s; *p != '\0'; ++p)
+    {
+      for (a = accept; *a != '\0'; ++a)
+	if (*p == *a)
+	  break;
+      if (*a == '\0')
+	return count;
+      else
+	++count;
+    }
+
+  return count;
+}
diff --git a/sysdeps/generic/vlimit.c b/sysdeps/generic/vlimit.c
new file mode 100644
index 0000000000..d93ce48674
--- /dev/null
+++ b/sysdeps/generic/vlimit.c
@@ -0,0 +1,50 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+/* This is generic in the sense that it will work with the BSD, SYSV,
+   or stub versions of getrlimit.  Separate versions could be written
+   for efficiency, but it's probably not worth it.  */
+
+#include <ansidecl.h>
+#include <sys/vlimit.h>
+#include <sys/resource.h>
+#include <errno.h>
+
+/* Set the soft limit for RESOURCE to be VALUE.
+   Returns 0 for success, -1 for failure.  */
+int
+DEFUN(vlimit, (resource, value),
+      enum __vlimit_resource resource AND int value)
+{
+  if (resource >= LIM_CPU && resource <= LIM_MAXRSS)
+    {
+      /* The rlimit codes happen to each be one less
+	 than the corresponding vlimit codes.  */
+      enum __rlimit_resource rlimit_res =
+	(enum __rlimit_resource) ((int) resource - 1);
+      struct rlimit lims;
+
+      if (getrlimit(rlimit_res, &lims) < 0)
+	return -1;
+
+      lims.rlim_cur = value;
+      return setrlimit(rlimit_res, &lims);
+    }
+
+  errno = EINVAL;
+  return -1;
+}
diff --git a/sysdeps/ieee754/log10.c b/sysdeps/ieee754/log10.c
new file mode 100644
index 0000000000..9d52eec256
--- /dev/null
+++ b/sysdeps/ieee754/log10.c
@@ -0,0 +1,29 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <math.h>
+
+/* Return the base-ten logarithm of X.  */
+double
+DEFUN(log10, (x), double x)
+{
+  CONST double inverse_ln10 = 4.3429448190325181667e-1;	/* 1 / log(10) */
+
+  return inverse_ln10 * log(x);
+}
diff --git a/sysdeps/m68k/fpu/acos.c b/sysdeps/m68k/fpu/acos.c
new file mode 100644
index 0000000000..c9968979ed
--- /dev/null
+++ b/sysdeps/m68k/fpu/acos.c
@@ -0,0 +1,31 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#define	__NO_MATH_INLINES
+#include <math.h>
+
+#ifndef	FUNC
+#define	FUNC	acos
+#endif
+
+
+double
+DEFUN(FUNC, (x), double x)
+{
+  return __m81_u(FUNC)(x);
+}
diff --git a/sysdeps/m68k/fpu/drem.c b/sysdeps/m68k/fpu/drem.c
new file mode 100644
index 0000000000..a9c504dad8
--- /dev/null
+++ b/sysdeps/m68k/fpu/drem.c
@@ -0,0 +1,28 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#define	__NO_MATH_INLINES
+#include <math.h>
+
+#undef	drem
+
+double
+DEFUN(drem, (x, y), double x AND double y)
+{
+  return __drem(x, y);
+}
diff --git a/sysdeps/m68k/fpu/fmod.c b/sysdeps/m68k/fpu/fmod.c
new file mode 100644
index 0000000000..c8caabfef9
--- /dev/null
+++ b/sysdeps/m68k/fpu/fmod.c
@@ -0,0 +1,26 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#define	__NO_MATH_INLINES
+#include <math.h>
+
+double
+DEFUN(fmod, (x, y), double x AND double y)
+{
+  return __fmod(x, y);
+}
diff --git a/sysdeps/m68k/fpu/frexp.c b/sysdeps/m68k/fpu/frexp.c
new file mode 100644
index 0000000000..6ab7c5b937
--- /dev/null
+++ b/sysdeps/m68k/fpu/frexp.c
@@ -0,0 +1,26 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#define	__NO_MATH_INLINES
+#include <math.h>
+
+double
+DEFUN(frexp, (value, expptr), double value AND int *expptr)
+{
+  return __frexp(value, expptr);
+}
diff --git a/sysdeps/m68k/fpu/isinf.c b/sysdeps/m68k/fpu/isinf.c
new file mode 100644
index 0000000000..3d336029b1
--- /dev/null
+++ b/sysdeps/m68k/fpu/isinf.c
@@ -0,0 +1,31 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#define	__NO_MATH_INLINES
+#include <math.h>
+
+#ifndef	FUNC
+#define	FUNC	__isinf
+#endif
+
+
+int
+DEFUN(FUNC, (x), double x)
+{
+  return __m81_u(FUNC)(x);
+}
diff --git a/sysdeps/m68k/fpu/ldexp.c b/sysdeps/m68k/fpu/ldexp.c
new file mode 100644
index 0000000000..0ecba72c7f
--- /dev/null
+++ b/sysdeps/m68k/fpu/ldexp.c
@@ -0,0 +1,26 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#define	__NO_MATH_INLINES
+#include <math.h>
+
+double
+DEFUN(ldexp, (x, exp), double x AND int exp)
+{
+  return __ldexp(x, exp);
+}
diff --git a/sysdeps/m68k/fpu/pow.c b/sysdeps/m68k/fpu/pow.c
new file mode 100644
index 0000000000..9273c8043b
--- /dev/null
+++ b/sysdeps/m68k/fpu/pow.c
@@ -0,0 +1,26 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#define	__NO_MATH_INLINES
+#include <math.h>
+
+double
+DEFUN(pow, (x, y), double x AND double y)
+{
+  return __pow(x, y);
+}
diff --git a/sysdeps/posix/clock.c b/sysdeps/posix/clock.c
new file mode 100644
index 0000000000..62ce45111c
--- /dev/null
+++ b/sysdeps/posix/clock.c
@@ -0,0 +1,33 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <sys/times.h>
+#include <time.h>
+
+/* Return the time used by the program so far (user time + system time).  */
+clock_t
+DEFUN_VOID(clock)
+{
+  struct tms buf;
+  clock_t result;
+
+  if (__times(&buf) < 0)
+    return (clock_t) -1;
+
+  return ((buf.tms_utime + buf.tms_stime) * CLK_TCK * CLOCKS_PER_SEC);
+}
diff --git a/sysdeps/posix/ctermid.c b/sysdeps/posix/ctermid.c
new file mode 100644
index 0000000000..528e821e10
--- /dev/null
+++ b/sysdeps/posix/ctermid.c
@@ -0,0 +1,38 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <stdio.h>
+#include <string.h>
+
+
+/* Return the name of the controlling terminal.
+   If S is not NULL, the name is copied into it (it should be at
+   least L_ctermid bytes long), otherwise a static buffer is used.  */
+char *
+DEFUN(ctermid, (s), char *s)
+{
+  static char name[L_ctermid];
+
+  if (name[0] == '\0')
+    (void) strcpy(name, "/dev/tty");
+
+  if (s == NULL)
+    return(name);
+
+  return(strcpy(s, name));
+}
diff --git a/sysdeps/posix/raise.c b/sysdeps/posix/raise.c
new file mode 100644
index 0000000000..e3932988d6
--- /dev/null
+++ b/sysdeps/posix/raise.c
@@ -0,0 +1,27 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <signal.h>
+#include <unistd.h>
+
+/* Raise the signal SIG.  */
+int
+DEFUN(raise, (sig), int sig)
+{
+  return __kill(__getpid(), sig);
+}
diff --git a/sysdeps/posix/rename.c b/sysdeps/posix/rename.c
new file mode 100644
index 0000000000..4db8f262e3
--- /dev/null
+++ b/sysdeps/posix/rename.c
@@ -0,0 +1,47 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <stdio.h>
+#include <unistd.h>
+#include <errno.h>
+
+/* Rename the file OLD to NEW.  */
+int
+DEFUN(rename, (old, new), CONST char *old AND CONST char *new)
+{
+  int save = errno;
+  if (__link(old, new) < 0)
+    {
+      if (errno == EEXIST)
+	{
+	  errno = save;
+	  /* Race condition, required for 1003.1 conformance.  */
+	  if (__unlink(new) < 0 ||
+	      __link(old, new) < 0)
+	    return -1;
+	}
+    }
+  if (__unlink(old) < 0)
+    {
+      save = errno;
+      if (__unlink(new) == 0)
+	errno = save;
+      return -1;
+    }
+  return 0;
+}
diff --git a/sysdeps/posix/signal.c b/sysdeps/posix/signal.c
new file mode 100644
index 0000000000..ee6ee7f92e
--- /dev/null
+++ b/sysdeps/posix/signal.c
@@ -0,0 +1,44 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <signal.h>
+
+
+/* Set the handler for the signal SIG to HANDLER,
+   returning the old handler, or SIG_ERR on error.  */
+__sighandler_t
+DEFUN(signal, (sig, handler), int sig AND __sighandler_t handler)
+{
+  struct sigaction act, oact;
+
+  if (handler == SIG_ERR)
+    {
+      errno = EINVAL;
+      return SIG_ERR;
+    }
+
+  act.sa_handler = handler;
+  if (__sigemptyset(&act.sa_mask) < 0)
+    return SIG_ERR;
+  act.sa_flags = 0;
+  if (__sigaction(sig, &act, &oact) < 0)
+    return SIG_ERR;
+
+  return oact.sa_handler;
+}
diff --git a/sysdeps/posix/sigsuspend.c b/sysdeps/posix/sigsuspend.c
new file mode 100644
index 0000000000..df378c2528
--- /dev/null
+++ b/sysdeps/posix/sigsuspend.c
@@ -0,0 +1,50 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <signal.h>
+#include <stddef.h>
+#include <unistd.h>
+
+
+/* Change the set of blocked signals to SET,
+   wait until a signal arrives, and restore the set of blocked signals.  */
+int
+DEFUN(sigsuspend, (set), CONST sigset_t *set)
+{
+  sigset_t oset;
+  int save;
+
+  if (set == NULL)
+    {
+      errno = EINVAL;
+      return -1;
+    }
+
+  if (sigprocmask(SIG_SETMASK, set, &oset) < 0)
+    return -1;
+
+  (void) pause();
+  save = errno;
+
+  if (sigprocmask(SIG_SETMASK, &oset, (sigset_t *) NULL) < 0)
+    return -1;
+
+  errno = save;
+  return -1;
+}
diff --git a/sysdeps/stub/__longjmp.c b/sysdeps/stub/__longjmp.c
new file mode 100644
index 0000000000..87ae45356d
--- /dev/null
+++ b/sysdeps/stub/__longjmp.c
@@ -0,0 +1,43 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <setjmp.h>
+
+
+/* Jump to the position specified by ENV, causing the
+   setjmp call there to return VAL, or 1 if VAL is 0.  */
+__NORETURN
+void
+DEFUN(__longjmp, (env, val), CONST jmp_buf env AND int val)
+{
+  if (val == 0)
+    val = 1;
+
+  errno = ENOSYS;
+  /* No way to signal failure.	*/
+}
+
+
+#ifdef	 __GNU_STAB__
+
+#include <gnu-stabs.h>
+
+stub_warning(longjmp);
+
+#endif	/* GNU stabs.  */
diff --git a/sysdeps/stub/accept.c b/sysdeps/stub/accept.c
new file mode 100644
index 0000000000..400a91e896
--- /dev/null
+++ b/sysdeps/stub/accept.c
@@ -0,0 +1,42 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <sys/socket.h>
+
+/* Await a connection on socket FD.
+   When a connection arrives, open a new socket to communicate with it,
+   set *ADDR (which is *ADDR_LEN bytes long) to the address of the connecting
+   peer and *ADDR_LEN to the address's actual length, and return the
+   new socket's descriptor, or -1 for errors.  */
+int
+DEFUN(accept, (fd, addr, addr_len),
+      int fd AND struct sockaddr *addr AND size_t *addr_len)
+{
+  errno = ENOSYS;
+  return -1;
+}
+
+
+#ifdef	 __GNU_STAB__
+
+#include <gnu-stabs.h>
+
+stub_warning(accept);
+
+#endif	/* GNU stabs.  */
diff --git a/sysdeps/stub/acct.c b/sysdeps/stub/acct.c
new file mode 100644
index 0000000000..a9ff2658e1
--- /dev/null
+++ b/sysdeps/stub/acct.c
@@ -0,0 +1,39 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <unistd.h>
+
+/* Turn accounting on if NAME is an existing file.  The system will then write
+   a record for each process as it terminates, to this file.  If NAME is NULL,
+   turn accounting off.  This call is restricted to the super-user.  */
+int
+DEFUN(acct, (name), CONST char *name)
+{
+  errno = ENOSYS;
+  return -1;
+}
+
+
+#ifdef	 __GNU_STAB__
+
+#include <gnu-stabs.h>
+
+stub_warning(acct);
+
+#endif	/* GNU stabs.  */
diff --git a/sysdeps/stub/acos.c b/sysdeps/stub/acos.c
new file mode 100644
index 0000000000..8fd781322c
--- /dev/null
+++ b/sysdeps/stub/acos.c
@@ -0,0 +1,37 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <math.h>
+
+/* Return the inverse cosine of X.  */
+double
+DEFUN(acos, (x), double x)
+{
+  errno = ENOSYS;
+  return 0.0;
+}
+
+
+#ifdef	 __GNU_STAB__
+
+#include <gnu-stabs.h>
+
+stub_warning(acos);
+
+#endif	/* GNU stabs.  */
diff --git a/sysdeps/stub/alarm.c b/sysdeps/stub/alarm.c
new file mode 100644
index 0000000000..17402dd5bb
--- /dev/null
+++ b/sysdeps/stub/alarm.c
@@ -0,0 +1,43 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <unistd.h>
+
+/* Schedule an alarm.  In SECONDS seconds, the process will get a SIGALRM.
+   If SECONDS is zero, any currently scheduled alarm will be cancelled.
+   The function returns the number of seconds remaining until the last
+   alarm scheduled would have signaled, or zero if there wasn't one.
+   There is no return value to indicate an error, but you can set `errno'
+   to 0 and check its value after calling `alarm', and this might tell you.
+   The signal may come late due to processor scheduling.  */
+unsigned int
+DEFUN(alarm, (seconds), unsigned int seconds)
+{
+  errno = ENOSYS;
+  return 0;
+}
+
+
+#ifdef	 __GNU_STAB__
+
+#include <gnu-stabs.h>
+
+stub_warning(alarm);
+
+#endif	/* GNU stabs.  */
diff --git a/sysdeps/stub/asin.c b/sysdeps/stub/asin.c
new file mode 100644
index 0000000000..902c3bd19e
--- /dev/null
+++ b/sysdeps/stub/asin.c
@@ -0,0 +1,37 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <math.h>
+
+/* Return the inverse sine of X.  */
+double
+DEFUN(asin, (x), double x)
+{
+  errno = ENOSYS;
+  return 0.0;
+}
+
+
+#ifdef	 __GNU_STAB__
+
+#include <gnu-stabs.h>
+
+stub_warning(asin);
+
+#endif	/* GNU stabs.  */
diff --git a/sysdeps/stub/atan2.c b/sysdeps/stub/atan2.c
new file mode 100644
index 0000000000..08376df699
--- /dev/null
+++ b/sysdeps/stub/atan2.c
@@ -0,0 +1,36 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <math.h>
+
+/* Return the inverse tangent of Y/X.  */
+double
+DEFUN(atan2, (y, x), double y AND double x)
+{
+  errno = ENOSYS;
+  return 0.0;
+}
+
+
+#ifdef	 __GNU_STAB__
+
+#include <gnu-stabs.h>
+
+stub_warning(atan2);
+
+#endif	/* GNU stabs.  */
diff --git a/sysdeps/stub/bind.c b/sysdeps/stub/bind.c
new file mode 100644
index 0000000000..2048451200
--- /dev/null
+++ b/sysdeps/stub/bind.c
@@ -0,0 +1,38 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <sys/socket.h>
+
+/* Give the socket FD the local address ADDR (which is LEN bytes long).  */
+int
+DEFUN(bind, (fd, addr, len),
+      int fd AND struct sockaddr *addr AND size_t len)
+{
+  errno = ENOSYS;
+  return -1;
+}
+
+
+#ifdef	 __GNU_STAB__
+
+#include <gnu-stabs.h>
+
+stub_warning(bind);
+
+#endif	/* GNU stabs.  */
diff --git a/sysdeps/stub/chroot.c b/sysdeps/stub/chroot.c
new file mode 100644
index 0000000000..449640c0a1
--- /dev/null
+++ b/sysdeps/stub/chroot.c
@@ -0,0 +1,38 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <unistd.h>
+
+/* Make PATH be the root directory (the starting point for absolute paths).
+   This call is restricted to the super-user.  */
+int
+DEFUN(chroot, (path), CONST char *path)
+{
+  errno = ENOSYS;
+  return -1;
+}
+
+
+#ifdef	 __GNU_STAB__
+
+#include <gnu-stabs.h>
+
+stub_warning(chroot);
+
+#endif	/* GNU stabs.  */
diff --git a/sysdeps/stub/closedir.c b/sysdeps/stub/closedir.c
new file mode 100644
index 0000000000..f6cc3bf086
--- /dev/null
+++ b/sysdeps/stub/closedir.c
@@ -0,0 +1,40 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <stddef.h>
+#include <dirent.h>
+
+
+/* Close the directory stream DIRP.
+   Return 0 if successful, -1 if not.  */
+int
+DEFUN(closedir, (dirp), DIR *dirp)
+{
+  errno = ENOSYS;
+  return(-1);
+}
+
+
+#ifdef	 __GNU_STAB__
+
+#include <gnu-stabs.h>
+
+stub_warning(closedir);
+
+#endif	/* GNU stabs.  */
diff --git a/sysdeps/stub/connect.c b/sysdeps/stub/connect.c
new file mode 100644
index 0000000000..5b4f47f584
--- /dev/null
+++ b/sysdeps/stub/connect.c
@@ -0,0 +1,41 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <sys/socket.h>
+
+/* Open a connection on socket FD to peer at ADDR (which LEN bytes long).
+   For connectionless socket types, just set the default address to send to
+   and the only address from which to accept transmissions.
+   Return 0 on success, -1 for errors.  */
+int
+DEFUN(connect, (fd, addr, len),
+      int fd AND struct sockaddr *addr AND size_t len)
+{
+  errno = ENOSYS;
+  return -1;
+}
+
+
+#ifdef	 __GNU_STAB__
+
+#include <gnu-stabs.h>
+
+stub_warning(connect);
+
+#endif	/* GNU stabs.  */
diff --git a/sysdeps/stub/cos.c b/sysdeps/stub/cos.c
new file mode 100644
index 0000000000..33920e7145
--- /dev/null
+++ b/sysdeps/stub/cos.c
@@ -0,0 +1,37 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <math.h>
+
+/* Return the cosine of X.  */
+double
+DEFUN(cos, (x), double x)
+{
+  errno = ENOSYS;
+  return(0.0);
+}
+
+
+#ifdef	 __GNU_STAB__
+
+#include <gnu-stabs.h>
+
+stub_warning(cos);
+
+#endif	/* GNU stabs.  */
diff --git a/sysdeps/stub/cosh.c b/sysdeps/stub/cosh.c
new file mode 100644
index 0000000000..ba655acad7
--- /dev/null
+++ b/sysdeps/stub/cosh.c
@@ -0,0 +1,37 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <math.h>
+
+/* Return the hyperbolic cosine of X.  */
+double
+DEFUN(cosh, (x), double x)
+{
+  errno = ENOSYS;
+  return(0.0);
+}
+
+
+#ifdef	 __GNU_STAB__
+
+#include <gnu-stabs.h>
+
+stub_warning(cosh);
+
+#endif	/* GNU stabs.  */
diff --git a/sysdeps/stub/ctermid.c b/sysdeps/stub/ctermid.c
new file mode 100644
index 0000000000..bd3e2cffa3
--- /dev/null
+++ b/sysdeps/stub/ctermid.c
@@ -0,0 +1,40 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <stdio.h>
+
+
+/* Return the name of the controlling terminal.
+   If S is not NULL, the name is copied into it (it should be at
+   least L_ctermid bytes long), otherwise a static buffer is used.  */
+char *
+DEFUN(ctermid, (s), char *s)
+{
+  errno = ENOSYS;
+  return NULL;
+}
+
+
+#ifdef	 __GNU_STAB__
+
+#include <gnu-stabs.h>
+
+stub_warning(ctermid);
+
+#endif	/* GNU stabs.  */
diff --git a/sysdeps/stub/exp.c b/sysdeps/stub/exp.c
new file mode 100644
index 0000000000..4b0eaeb657
--- /dev/null
+++ b/sysdeps/stub/exp.c
@@ -0,0 +1,37 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <math.h>
+
+/* Return e to the X.  */
+double
+DEFUN(exp, (x), double x)
+{
+  errno = ENOSYS;
+  return 0.0;
+}
+
+
+#ifdef	 __GNU_STAB__
+
+#include <gnu-stabs.h>
+
+stub_warning(exp);
+
+#endif	/* GNU stabs.  */
diff --git a/sysdeps/stub/fmod.c b/sysdeps/stub/fmod.c
new file mode 100644
index 0000000000..835bb896c9
--- /dev/null
+++ b/sysdeps/stub/fmod.c
@@ -0,0 +1,37 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <math.h>
+
+/* Return the floating-point modulo remainder of X/Y.  */
+double
+DEFUN(fmod, (x, y), double x AND double y)
+{
+  errno = ENOSYS;
+  return(0.0);
+}
+
+
+#ifdef	 __GNU_STAB__
+
+#include <gnu-stabs.h>
+
+stub_warning(fmod);
+
+#endif	/* GNU stabs.  */
diff --git a/sysdeps/stub/fsync.c b/sysdeps/stub/fsync.c
new file mode 100644
index 0000000000..33711f40d2
--- /dev/null
+++ b/sysdeps/stub/fsync.c
@@ -0,0 +1,37 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <unistd.h>
+
+/* Make all changes done to FD actually appear on disk.  */
+int
+DEFUN(fsync, (fd), int fd)
+{
+  errno = ENOSYS;
+  return -1;
+}
+
+
+#ifdef	 __GNU_STAB__
+
+#include <gnu-stabs.h>
+
+stub_warning(fsync);
+
+#endif	/* GNU stabs.  */
diff --git a/sysdeps/stub/ftruncate.c b/sysdeps/stub/ftruncate.c
new file mode 100644
index 0000000000..6e3c2dd203
--- /dev/null
+++ b/sysdeps/stub/ftruncate.c
@@ -0,0 +1,29 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <sys/types.h>
+#include <errno.h>
+
+/* Truncate the file FD refers to to LENGTH bytes.  */
+int
+DEFUN(ftruncate, (fd, length),
+      int fd AND off_t length)
+{
+  errno = ENOSYS;
+  return -1;
+}
diff --git a/sysdeps/stub/getenv.c b/sysdeps/stub/getenv.c
new file mode 100644
index 0000000000..2e8d181657
--- /dev/null
+++ b/sysdeps/stub/getenv.c
@@ -0,0 +1,37 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <stdlib.h>
+
+/* Return the value of the environment variable NAME.  */
+char *
+DEFUN(getenv, (name), CONST char *name)
+{
+  errno = ENOSYS;
+  return(NULL);
+}
+
+
+#ifdef	 __GNU_STAB__
+
+#include <gnu-stabs.h>
+
+stub_warning(getenv);
+
+#endif	/* GNU stabs.  */
diff --git a/sysdeps/stub/gethostid.c b/sysdeps/stub/gethostid.c
new file mode 100644
index 0000000000..bff0ce47a2
--- /dev/null
+++ b/sysdeps/stub/gethostid.c
@@ -0,0 +1,37 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <unistd.h>
+
+/* Return the current machine's Internet number.  */
+long int
+DEFUN_VOID(gethostid)
+{
+  errno = ENOSYS;
+  return -1L;
+}
+
+
+#ifdef	 __GNU_STAB__
+
+#include <gnu-stabs.h>
+
+stub_warning(gethostid);
+
+#endif	/* GNU stabs.  */
diff --git a/sysdeps/stub/getlogin.c b/sysdeps/stub/getlogin.c
new file mode 100644
index 0000000000..aa099d37fb
--- /dev/null
+++ b/sysdeps/stub/getlogin.c
@@ -0,0 +1,39 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <stddef.h>
+#include <errno.h>
+#include <unistd.h>
+
+/* Return the login name of the user, or NULL if it can't be determined.
+   The returned pointer, if not NULL, is good only until the next call.  */
+char *
+DEFUN_VOID(getlogin)
+{
+  errno = ENOSYS;
+  return NULL;
+}
+
+
+#ifdef	 __GNU_STAB__
+
+#include <gnu-stabs.h>
+
+stub_warning(getlogin);
+
+#endif	/* GNU stabs.  */
diff --git a/sysdeps/stub/getrlimit.c b/sysdeps/stub/getrlimit.c
new file mode 100644
index 0000000000..6ec394245b
--- /dev/null
+++ b/sysdeps/stub/getrlimit.c
@@ -0,0 +1,39 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <sys/resource.h>
+#include <errno.h>
+
+/* Put the soft and hard limits for RESOURCE in *RLIMITS.
+   Returns 0 if successful, -1 if not (and sets errno).  */
+int
+DEFUN(getrlimit, (resource, rlimits),
+      enum __rlimit_resource resource AND struct rlimit *rlimits)
+{
+  errno = ENOSYS;
+  return -1;
+}
+
+
+#ifdef	 __GNU_STAB__
+
+#include <gnu-stabs.h>
+
+stub_warning(getrlimit);
+
+#endif	/* GNU stabs.  */
diff --git a/sysdeps/stub/getsockopt.c b/sysdeps/stub/getsockopt.c
new file mode 100644
index 0000000000..a56aa83550
--- /dev/null
+++ b/sysdeps/stub/getsockopt.c
@@ -0,0 +1,41 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <sys/socket.h>
+
+/* Put the current value for socket FD's option OPTNAME at protocol level LEVEL
+   into OPTVAL (which is *OPTLEN bytes long), and set *OPTLEN to the value's
+   actual length.  Returns 0 on success, -1 for errors.  */
+int
+DEFUN(getsockopt, (fd, level, optname, optval, optlen),
+      int fd AND int level AND int optname AND
+      PTR optval AND size_t *optlen)
+{
+  errno = ENOSYS;
+  return -1;
+}
+
+
+#ifdef	 __GNU_STAB__
+
+#include <gnu-stabs.h>
+
+stub_warning(getsockopt);
+
+#endif	/* GNU stabs.  */
diff --git a/sysdeps/stub/init-posix.c b/sysdeps/stub/init-posix.c
new file mode 100644
index 0000000000..1240cdaa05
--- /dev/null
+++ b/sysdeps/stub/init-posix.c
@@ -0,0 +1,37 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+
+#ifndef	__GNU_STAB__
+
+void
+DEFUN_VOID(__init_posix)
+{
+  return;
+}
+
+#endif
+
+
+#ifdef	 __GNU_STAB__
+
+#include <gnu-stabs.h>
+
+stub_warning(__init_posix);
+
+#endif	/* GNU stabs.  */
diff --git a/sysdeps/stub/isinf.c b/sysdeps/stub/isinf.c
new file mode 100644
index 0000000000..92aaddea4e
--- /dev/null
+++ b/sysdeps/stub/isinf.c
@@ -0,0 +1,36 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <math.h>
+
+/* Return 0 if VALUE is finite or NaN, +1 if it
+   is +Infinity, -1 if it is -Infinity.  */
+int
+DEFUN(__isinf, (value), double value)
+{
+  return 0;
+}
+
+
+#ifdef	 __GNU_STAB__
+
+#include <gnu-stabs.h>
+
+stub_warning(__isinf);
+
+#endif	/* GNU stabs.  */
diff --git a/sysdeps/stub/kill.c b/sysdeps/stub/kill.c
new file mode 100644
index 0000000000..7b376c5efa
--- /dev/null
+++ b/sysdeps/stub/kill.c
@@ -0,0 +1,40 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <signal.h>
+
+
+/* Send signal SIG to process number PID.  If PID is zero,
+   send SIG to all processes in the current process's process group.
+   If PID is < -1, send SIG to all processes in process group - PID.  */
+int
+DEFUN(__kill, (pid, sig), int pid AND int sig)
+{
+  errno = ENOSYS;
+  return -1;
+}
+
+
+#ifdef	 __GNU_STAB__
+
+#include <gnu-stabs.h>
+
+stub_warning(__kill);
+
+#endif	/* GNU stabs.  */
diff --git a/sysdeps/stub/listen.c b/sysdeps/stub/listen.c
new file mode 100644
index 0000000000..99cf638a06
--- /dev/null
+++ b/sysdeps/stub/listen.c
@@ -0,0 +1,40 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <sys/socket.h>
+
+/* Prepare to accept connections on socket FD.
+   N connection requests will be queued before further requests are refused.
+   Returns 0 on success, -1 for errors.  */
+int
+DEFUN(listen, (fd, n),
+      int fd AND unsigned int n)
+{
+  errno = ENOSYS;
+  return -1;
+}
+
+
+#ifdef	 __GNU_STAB__
+
+#include <gnu-stabs.h>
+
+stub_warning(listen);
+
+#endif	/* GNU stabs.  */
diff --git a/sysdeps/stub/log.c b/sysdeps/stub/log.c
new file mode 100644
index 0000000000..20bb8a9f7a
--- /dev/null
+++ b/sysdeps/stub/log.c
@@ -0,0 +1,37 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <math.h>
+
+/* Return the natural logarithm of X.  */
+double
+DEFUN(log, (x), double x)
+{
+  errno = ENOSYS;
+  return(0.0);
+}
+
+
+#ifdef	 __GNU_STAB__
+
+#include <gnu-stabs.h>
+
+stub_warning(log);
+
+#endif	/* GNU stabs.  */
diff --git a/sysdeps/stub/log10.c b/sysdeps/stub/log10.c
new file mode 100644
index 0000000000..ebb9335b32
--- /dev/null
+++ b/sysdeps/stub/log10.c
@@ -0,0 +1,37 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <math.h>
+
+/* Return the base-ten logarithm of X.  */
+double
+DEFUN(log10, (x), double x)
+{
+  errno = ENOSYS;
+  return 0.0;
+}
+
+
+#ifdef	 __GNU_STAB__
+
+#include <gnu-stabs.h>
+
+stub_warning(log10);
+
+#endif	/* GNU stabs.  */
diff --git a/sysdeps/stub/mktemp.c b/sysdeps/stub/mktemp.c
new file mode 100644
index 0000000000..8dfd2a8c14
--- /dev/null
+++ b/sysdeps/stub/mktemp.c
@@ -0,0 +1,36 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <string.h>
+#include <errno.h>
+
+/* Generate a unique temporary file name from TEMPLATE.
+   The last six characters of TEMPLATE must be "XXXXXX";
+   they are replaced with a string that makes the filename unique.  */
+char *
+DEFUN(mktemp, (template), char *template)
+{
+  if (strcmp(&template[strlen(template) - 6], "XXXXXX"))
+    {
+      errno = EINVAL;
+      return template;
+    }
+
+  errno = ENOSYS;
+  return NULL;
+}
diff --git a/sysdeps/stub/morecore.c b/sysdeps/stub/morecore.c
new file mode 100644
index 0000000000..8889251bfe
--- /dev/null
+++ b/sysdeps/stub/morecore.c
@@ -0,0 +1,42 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <stddef.h>
+#include <errno.h>
+
+#define	_MALLOC_INTERNAL
+#include <malloc.h>
+
+/* Allocate INCREMENT more bytes of data space,
+   and return the start of data space, or NULL on errors.
+   If INCREMENT is negative, shrink data space.  */
+PTR
+DEFUN(__default_morecore, (increment), long int increment)
+{
+  errno = ENOSYS;
+  return NULL;
+}
+
+
+#ifdef	 __GNU_STAB__
+
+#include <gnu-stabs.h>
+
+stub_warning(__default_morecore);
+
+#endif	/* GNU stabs.  */
diff --git a/sysdeps/stub/opendir.c b/sysdeps/stub/opendir.c
new file mode 100644
index 0000000000..cb94d18ef1
--- /dev/null
+++ b/sysdeps/stub/opendir.c
@@ -0,0 +1,36 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY.  No author or distributor accepts responsibility for
+the consequences of using it or for whether it serves any particular
+purpose or works at all, unless he says so in writing.  Refer to the GNU
+C Library General Public License (in the file COPYING) for full details.
+
+Everyone is granted permission to copy, modify and redistribute
+the GNU C Library, but only under the conditions described in the
+GNU C Library General Public License.  Among other things, this notice
+must not be changed and a copy of the license must be included.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <stddef.h>
+#include <dirent.h>
+
+
+/* Open a directory stream on NAME.  */
+DIR *
+DEFUN(opendir, (name), CONST char *name)
+{
+  errno = ENOSYS;
+  return(NULL);
+}
+
+
+#ifdef	 __GNU_STAB__
+
+#include <gnu-stabs.h>
+
+stub_warning(opendir);
+
+#endif	/* GNU stabs.  */
diff --git a/sysdeps/stub/pause.c b/sysdeps/stub/pause.c
new file mode 100644
index 0000000000..d8d39c70a8
--- /dev/null
+++ b/sysdeps/stub/pause.c
@@ -0,0 +1,41 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <unistd.h>
+
+
+/* Suspend the process until a signal arrives.
+   This is supposed to always return -1 and set errno to EINTR,
+   but rules were meant to be broken.  */
+int
+DEFUN_VOID(pause)
+{
+  errno = ENOSYS;
+  return(-1);
+}
+
+
+
+#ifdef	 __GNU_STAB__
+
+#include <gnu-stabs.h>
+
+stub_warning(pause);
+
+#endif	/* GNU stabs.  */
diff --git a/sysdeps/stub/raise.c b/sysdeps/stub/raise.c
new file mode 100644
index 0000000000..cf4a87c7d0
--- /dev/null
+++ b/sysdeps/stub/raise.c
@@ -0,0 +1,28 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <signal.h>
+#include <errno.h>
+
+/* Raise the signal SIG.  */
+int
+DEFUN(raise, (sig), int sig)
+{
+  errno = ENOSYS;
+  return -1;
+}
diff --git a/sysdeps/stub/readdir.c b/sysdeps/stub/readdir.c
new file mode 100644
index 0000000000..f227b33fa4
--- /dev/null
+++ b/sysdeps/stub/readdir.c
@@ -0,0 +1,35 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY.  No author or distributor accepts responsibility for
+the consequences of using it or for whether it serves any particular
+purpose or works at all, unless he says so in writing.  Refer to the GNU
+C Library General Public License (in the file COPYING) for full details.
+
+Everyone is granted permission to copy, modify and redistribute
+the GNU C Library, but only under the conditions described in the
+GNU C Library General Public License.  Among other things, this notice
+must not be changed and a copy of the license must be included.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <stddef.h>
+#include <dirent.h>
+
+/* Read a directory entry from DIRP.  */
+struct dirent *
+DEFUN(readdir, (dirp), DIR *dirp)
+{
+  errno = ENOSYS;
+  return(NULL);
+}
+
+
+#ifdef	 __GNU_STAB__
+
+#include <gnu-stabs.h>
+
+stub_warning(readdir);
+
+#endif	/* GNU stabs.  */
diff --git a/sysdeps/stub/recv.c b/sysdeps/stub/recv.c
new file mode 100644
index 0000000000..880ade7497
--- /dev/null
+++ b/sysdeps/stub/recv.c
@@ -0,0 +1,39 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <sys/socket.h>
+
+/* Read N bytes into BUF from socket FD.
+   Returns the number read or -1 for errors.  */
+int
+DEFUN(recv, (fd, buf, n, flags),
+      int fd AND PTR buf AND size_t n AND int flags)
+{
+  errno = ENOSYS;
+  return -1;
+}
+
+
+#ifdef	 __GNU_STAB__
+
+#include <gnu-stabs.h>
+
+stub_warning(recv);
+
+#endif	/* GNU stabs.  */
diff --git a/sysdeps/stub/recvmsg.c b/sysdeps/stub/recvmsg.c
new file mode 100644
index 0000000000..ce6449dcdb
--- /dev/null
+++ b/sysdeps/stub/recvmsg.c
@@ -0,0 +1,39 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <sys/socket.h>
+
+/* Receive a message as described by MESSAGE from socket FD.
+   Returns the number of bytes read or -1 for errors.  */
+int
+DEFUN(recvmsg, (fd, message, flags),
+      int fd AND struct msghdr *message AND int flags)
+{
+  errno = ENOSYS;
+  return -1;
+}
+
+
+#ifdef	 __GNU_STAB__
+
+#include <gnu-stabs.h>
+
+stub_warning(recvmsg);
+
+#endif	/* GNU stabs.  */
diff --git a/sysdeps/stub/rewinddir.c b/sysdeps/stub/rewinddir.c
new file mode 100644
index 0000000000..0fb68bda10
--- /dev/null
+++ b/sysdeps/stub/rewinddir.c
@@ -0,0 +1,36 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY.  No author or distributor accepts responsibility for
+the consequences of using it or for whether it serves any particular
+purpose or works at all, unless he says so in writing.  Refer to the GNU
+C Library General Public License (in the file COPYING) for full details.
+
+Everyone is granted permission to copy, modify and redistribute
+the GNU C Library, but only under the conditions described in the
+GNU C Library General Public License.  Among other things, this notice
+must not be changed and a copy of the license must be included.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <stddef.h>
+#include <dirent.h>
+
+
+/* Rewind DIRP to the beginning of the directory.  */
+void
+DEFUN(rewinddir, (dirp), DIR *dirp)
+{
+  errno = ENOSYS;
+  /* No way to indicate failure.	*/
+}
+
+
+#ifdef	 __GNU_STAB__
+
+#include <gnu-stabs.h>
+
+stub_warning(rewinddir);
+
+#endif	/* GNU stabs.  */
diff --git a/sysdeps/stub/sbrk.c b/sysdeps/stub/sbrk.c
new file mode 100644
index 0000000000..0c4756f275
--- /dev/null
+++ b/sysdeps/stub/sbrk.c
@@ -0,0 +1,38 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+
+/* Extend the process's data space by INCREMENT.
+   If INCREMENT is negative, shrink data space by - INCREMENT.
+   Return the address of the start of data space, or -1 for errors.  */
+PTR
+DEFUN(__sbrk, (increment), int increment)
+{
+  errno = ENOSYS;
+  return (PTR) -1;
+}
+
+
+#ifdef	 __GNU_STAB__
+
+#include <gnu-stabs.h>
+
+stub_warning(__sbrk);
+
+#endif	/* GNU stabs.  */
diff --git a/sysdeps/stub/sendmsg.c b/sysdeps/stub/sendmsg.c
new file mode 100644
index 0000000000..74d7ae0bb6
--- /dev/null
+++ b/sysdeps/stub/sendmsg.c
@@ -0,0 +1,39 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <sys/socket.h>
+
+/* Send a message described MESSAGE on socket FD.
+   Returns the number of bytes sent, or -1 for errors.  */
+int
+DEFUN(sendmsg, (fd, message, flags),
+      int fd AND CONST struct msghdr *message AND int flags)
+{
+  errno = ENOSYS;
+  return -1;
+}
+
+
+#ifdef	 __GNU_STAB__
+
+#include <gnu-stabs.h>
+
+stub_warning(sendmsg);
+
+#endif	/* GNU stabs.  */
diff --git a/sysdeps/stub/sendto.c b/sysdeps/stub/sendto.c
new file mode 100644
index 0000000000..639d49ddcc
--- /dev/null
+++ b/sysdeps/stub/sendto.c
@@ -0,0 +1,40 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <sys/socket.h>
+
+/* Send N bytes of BUF on socket FD to peer at address ADDR (which is
+   ADDR_LEN bytes long).  Returns the number sent, or -1 for errors.  */
+int
+DEFUN(sendto, (fd, buf, n, flags, addr, addr_len),
+      int fd AND PTR buf AND size_t n AND int flags AND
+      struct sockaddr *addr AND size_t addr_len)
+{
+  errno = ENOSYS;
+  return -1;
+}
+
+
+#ifdef	 __GNU_STAB__
+
+#include <gnu-stabs.h>
+
+stub_warning(sendto);
+
+#endif	/* GNU stabs.  */
diff --git a/sysdeps/stub/sethostid.c b/sysdeps/stub/sethostid.c
new file mode 100644
index 0000000000..b2432adc0c
--- /dev/null
+++ b/sysdeps/stub/sethostid.c
@@ -0,0 +1,38 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <unistd.h>
+
+/* Set the current machine's Internet number to ID.
+   This call is restricted to the super-user.  */
+int
+DEFUN(sethostid, (id), long int id)
+{
+  errno = ENOSYS;
+  return -1;
+}
+
+
+#ifdef	 __GNU_STAB__
+
+#include <gnu-stabs.h>
+
+stub_warning(sethostid);
+
+#endif	/* GNU stabs.  */
diff --git a/sysdeps/stub/setjmp.c b/sysdeps/stub/setjmp.c
new file mode 100644
index 0000000000..e1c9221915
--- /dev/null
+++ b/sysdeps/stub/setjmp.c
@@ -0,0 +1,40 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <setjmp.h>
+
+
+/* Save the current program position in ENV and return 0.  */
+int
+DEFUN(__setjmp, (env), jmp_buf env)
+{
+  errno = ENOSYS;
+
+  /* No way to signal failure.	*/
+  return 0;
+}
+
+
+#ifdef	 __GNU_STAB__
+
+#include <gnu-stabs.h>
+
+stub_warning(__setjmp);
+
+#endif	/* GNU stabs.  */
diff --git a/sysdeps/stub/setrlimit.c b/sysdeps/stub/setrlimit.c
new file mode 100644
index 0000000000..61968a254e
--- /dev/null
+++ b/sysdeps/stub/setrlimit.c
@@ -0,0 +1,40 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <sys/resource.h>
+#include <errno.h>
+
+/* Set the soft and hard limits for RESOURCE to *RLIMITS.
+   Only the super-user can increase hard limits.
+   Return 0 if successful, -1 if not (and sets errno).  */
+int
+DEFUN(setrlimit, (resource, rlimits),
+      enum __rlimit_resource resource AND struct rlimit *rlimits)
+{
+  errno = ENOSYS;
+  return -1;
+}
+
+
+#ifdef	 __GNU_STAB__
+
+#include <gnu-stabs.h>
+
+stub_warning(setrlimit);
+
+#endif	/* GNU stabs.  */
diff --git a/sysdeps/stub/setsockopt.c b/sysdeps/stub/setsockopt.c
new file mode 100644
index 0000000000..00bec9c392
--- /dev/null
+++ b/sysdeps/stub/setsockopt.c
@@ -0,0 +1,41 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <sys/socket.h>
+
+/* Set socket FD's option OPTNAME at protocol level LEVEL
+   to *OPTVAL (which is OPTLEN bytes long).
+   Returns 0 on success, -1 for errors.  */
+int
+DEFUN(setsockopt, (fd, level, optname, optval, optlen),
+      int fd AND int level AND int optname AND
+      PTR optval AND size_t optlen)
+{
+  errno = ENOSYS;
+  return -1;
+}
+
+
+#ifdef	 __GNU_STAB__
+
+#include <gnu-stabs.h>
+
+stub_warning(setsockopt);
+
+#endif	/* GNU stabs.  */
diff --git a/sysdeps/stub/shutdown.c b/sysdeps/stub/shutdown.c
new file mode 100644
index 0000000000..d47684ca29
--- /dev/null
+++ b/sysdeps/stub/shutdown.c
@@ -0,0 +1,43 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <sys/socket.h>
+
+/* Shut down all or part of the connection open on socket FD.
+   HOW determines what to shut down:
+     0 = No more receptions;
+     1 = No more transmissions;
+     2 = No more receptions or transmissions.
+   Returns 0 on success, -1 for errors.  */
+int
+DEFUN(shutdown, (fd, how),
+      int fd AND int how)
+{
+  errno = ENOSYS;
+  return -1;
+}
+
+
+#ifdef	 __GNU_STAB__
+
+#include <gnu-stabs.h>
+
+stub_warning(shutdown);
+
+#endif	/* GNU stabs.  */
diff --git a/sysdeps/stub/signum.h b/sysdeps/stub/signum.h
new file mode 100644
index 0000000000..db115f2417
--- /dev/null
+++ b/sysdeps/stub/signum.h
@@ -0,0 +1,55 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#ifdef	_SIGNAL_H
+
+/* Fake signal functions.  */
+extern void EXFUN(_sig_ign, (int sig));
+extern void EXFUN(_sig_dfl, (int sig));
+
+#define	SIG_ERR	/* Error return.  */	\
+	((void EXFUN((*), (int sig))) 0)
+#define	SIG_DFL	/* Default action.  */	\
+	_sig_dfl
+#define	SIG_IGN	/* Ignore signal.  */	\
+	_sig_ign
+
+
+/* ANSI signals.  */
+#define	SIGABRT	1	/* Abnormal termination.  */
+#define	SIGFPE	2	/* Erroneous arithmetic operation.  */
+#define	SIGILL	3	/* Illegal instruction.  */
+#define	SIGINT	3	/* Interactive attention signal.  */
+#define	SIGSEGV	4	/* Invalid access to storage.  */
+#define	SIGTERM	5	/* Termination request.  */
+
+/* POSIX signals.  */
+#define	SIGHUP	6	/* Hangup.  */
+#define	SIGQUIT	7	/* Quit.  */
+#define	SIGPIPE	8	/* Broken pipe.  */
+#define	SIGKILL	9	/* Kill (cannot be blocked, caught, or ignored).  */
+#define	SIGALRM	10	/* Alarm clock.  */
+#define	SIGSTOP	11	/* Stop (cannot be blocked, caught, or ignored).  */
+#define	SIGTSTP	12	/* Keyboard stop.  */
+#define	SIGCONT	13	/* Continue.  */
+#define	SIGCHLD	14	/* Child terminated or stopped.  */
+#define	SIGTTIN	15	/* Background read from control terminal.  */
+#define	SIGTTOU	16	/* Background write to control terminal.  */
+
+#endif	/* <signal.h> included.  */
+
+#define	_NSIG	17
diff --git a/sysdeps/stub/sigpending.c b/sysdeps/stub/sigpending.c
new file mode 100644
index 0000000000..62136a3fc3
--- /dev/null
+++ b/sysdeps/stub/sigpending.c
@@ -0,0 +1,45 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <stddef.h>
+#include <signal.h>
+
+
+/* Store in SET all signals that are blocked and pending.  */
+int
+DEFUN(sigpending, (set), sigset_t *set)
+{
+  if (set == NULL)
+    {
+      errno = EINVAL;
+      return(-1);
+    }
+
+  errno = ENOSYS;
+  return -1;
+}
+
+
+#ifdef	 __GNU_STAB__
+
+#include <gnu-stabs.h>
+
+stub_warning(sigpending);
+
+#endif	/* GNU stabs.  */
diff --git a/sysdeps/stub/sigstack.c b/sysdeps/stub/sigstack.c
new file mode 100644
index 0000000000..c4463bec5a
--- /dev/null
+++ b/sysdeps/stub/sigstack.c
@@ -0,0 +1,30 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <signal.h>
+
+/* Run signals handlers on the stack specified by SS (if not NULL).
+   If OSS is not NULL, it is filled in with the old signal stack status.  */
+int
+DEFUN(sigstack, (ss, oss),
+      CONST struct sigstack *ss AND struct sigstack *oss)
+{
+  errno = ENOSYS;
+  return -1;
+}
diff --git a/sysdeps/stub/sigvec.c b/sysdeps/stub/sigvec.c
new file mode 100644
index 0000000000..139b0e1d91
--- /dev/null
+++ b/sysdeps/stub/sigvec.c
@@ -0,0 +1,42 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <signal.h>
+#include <errno.h>
+
+/* If VEC is non-NULL, set the handler for SIG to the `sv_handler' member
+   of VEC.  The signals in `sv_mask' will be blocked while the handler runs.
+   If the SV_RESETHAND bit is set in `sv_flags', the handler for SIG will be
+   reset to SIG_DFL before `sv_handler' is entered.  If OVEC is non-NULL,
+   it is filled in with the old information for SIG.  */
+int
+DEFUN(__sigvec, (sig, vec, ovec),
+      int sig AND CONST struct sigvec *vec AND struct sigvec *ovec)
+{
+  errno = ENOSYS;
+  return -1;
+}
+
+
+#ifdef	 __GNU_STAB__
+
+#include <gnu-stabs.h>
+
+stub_warning(__sigvec);
+
+#endif	/* GNU stabs.  */
diff --git a/sysdeps/stub/sin.c b/sysdeps/stub/sin.c
new file mode 100644
index 0000000000..bb602a704e
--- /dev/null
+++ b/sysdeps/stub/sin.c
@@ -0,0 +1,37 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <math.h>
+
+/* Return the sine of X.  */
+double
+DEFUN(sin, (x), double x)
+{
+  errno = ENOSYS;
+  return(0.0);
+}
+
+
+#ifdef	 __GNU_STAB__
+
+#include <gnu-stabs.h>
+
+stub_warning(sin);
+
+#endif	/* GNU stabs.  */
diff --git a/sysdeps/stub/sinh.c b/sysdeps/stub/sinh.c
new file mode 100644
index 0000000000..a83f6fc801
--- /dev/null
+++ b/sysdeps/stub/sinh.c
@@ -0,0 +1,37 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <math.h>
+
+/* Return the hyperbolic sine of X.  */
+double
+DEFUN(sinh, (x), double x)
+{
+  errno = ENOSYS;
+  return(0.0);
+}
+
+
+#ifdef	 __GNU_STAB__
+
+#include <gnu-stabs.h>
+
+stub_warning(sinh);
+
+#endif	/* GNU stabs.  */
diff --git a/sysdeps/stub/socket.c b/sysdeps/stub/socket.c
new file mode 100644
index 0000000000..d4c7ee8f1c
--- /dev/null
+++ b/sysdeps/stub/socket.c
@@ -0,0 +1,40 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <sys/socket.h>
+
+/* Create a new socket of type TYPE in domain DOMAIN, using
+   protocol PROTOCOL.  If PROTOCOL is zero, one is chosen automatically.
+   Returns a file descriptor for the new socket, or -1 for errors.  */
+int
+DEFUN(socket, (domain, type, protocol),
+      int domain AND enum __socket_type type AND int protocol)
+{
+  errno = ENOSYS;
+  return -1;
+}
+
+
+#ifdef	 __GNU_STAB__
+
+#include <gnu-stabs.h>
+
+stub_warning(socket);
+
+#endif	/* GNU stabs.  */
diff --git a/sysdeps/stub/socketpair.c b/sysdeps/stub/socketpair.c
new file mode 100644
index 0000000000..466ff0d788
--- /dev/null
+++ b/sysdeps/stub/socketpair.c
@@ -0,0 +1,41 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <sys/socket.h>
+
+/* Create two new sockets, of type TYPE in domain DOMAIN and using
+   protocol PROTOCOL, which are connected to each other, and put file
+   descriptors for them in FDS[0] and FDS[1].  If PROTOCOL is zero,
+   one will be chosen automatically.  Returns 0 on success, -1 for errors.  */
+int
+DEFUN(socketpair, (domain, type, protocol, fds),
+      int domain AND enum __socket_type type AND int protocol AND int fds[2])
+{
+  errno = ENOSYS;
+  return -1;
+}
+
+
+#ifdef	 __GNU_STAB__
+
+#include <gnu-stabs.h>
+
+stub_warning(socketpair);
+
+#endif	/* GNU stabs.  */
diff --git a/sysdeps/stub/sqrt.c b/sysdeps/stub/sqrt.c
new file mode 100644
index 0000000000..a49d26d8db
--- /dev/null
+++ b/sysdeps/stub/sqrt.c
@@ -0,0 +1,37 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <math.h>
+
+/* Return the square root of X.  */
+double
+DEFUN(sqrt, (x), double x)
+{
+  errno = ENOSYS;
+  return(0.0);
+}
+
+
+#ifdef	 __GNU_STAB__
+
+#include <gnu-stabs.h>
+
+stub_warning(sqrt);
+
+#endif	/* GNU stabs.  */
diff --git a/sysdeps/stub/swapon.c b/sysdeps/stub/swapon.c
new file mode 100644
index 0000000000..04b460195b
--- /dev/null
+++ b/sysdeps/stub/swapon.c
@@ -0,0 +1,38 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <unistd.h>
+
+/* Make the block special device PATH available to the system for swapping.
+   This call is restricted to the super-user.  */
+int
+DEFUN(swapon, (path), CONST char *path)
+{
+  errno = ENOSYS;
+  return -1;
+}
+
+
+#ifdef	 __GNU_STAB__
+
+#include <gnu-stabs.h>
+
+stub_warning(swapon);
+
+#endif	/* GNU stabs.  */
diff --git a/sysdeps/stub/sync.c b/sysdeps/stub/sync.c
new file mode 100644
index 0000000000..84c690c9ac
--- /dev/null
+++ b/sysdeps/stub/sync.c
@@ -0,0 +1,37 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <unistd.h>
+
+/* Make all changes done to all files actually appear on disk.  */
+int
+DEFUN_VOID(sync)
+{
+  errno = ENOSYS;
+  return -1;
+}
+
+
+#ifdef	 __GNU_STAB__
+
+#include <gnu-stabs.h>
+
+stub_warning(sync);
+
+#endif	/* GNU stabs.  */
diff --git a/sysdeps/stub/unlink.c b/sysdeps/stub/unlink.c
new file mode 100644
index 0000000000..9312fb3a45
--- /dev/null
+++ b/sysdeps/stub/unlink.c
@@ -0,0 +1,45 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <stddef.h>
+#include <unistd.h>
+
+
+/* Remove the link named NAME.  */
+int
+DEFUN(__unlink, (name), CONST char *name)
+{
+  if (name == NULL)
+    {
+      errno = EINVAL;
+      return(-1);
+    }
+
+  errno = ENOSYS;
+  return(-1);
+}
+
+
+#ifdef	 __GNU_STAB__
+
+#include <gnu-stabs.h>
+
+stub_warning(__unlink);
+
+#endif	/* GNU stabs.  */
diff --git a/sysdeps/stub/utimes.c b/sysdeps/stub/utimes.c
new file mode 100644
index 0000000000..39e63159b9
--- /dev/null
+++ b/sysdeps/stub/utimes.c
@@ -0,0 +1,37 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <sys/time.h>
+#include <errno.h>
+#include <stddef.h>
+
+/* Change the access time of FILE to TVP[0] and
+   the modification time of FILE to TVP[1].  */
+int
+DEFUN(__utimes, (file, tvp),
+      CONST char *file AND struct timeval tvp[2])
+{
+  if (file == NULL || tvp == NULL)
+    {
+      errno = EINVAL;
+      return -1;
+    }
+
+  errno = ENOSYS;
+  return -1;
+}
diff --git a/sysdeps/unix/bsd/tahoe/sysdep.h b/sysdeps/unix/bsd/tahoe/sysdep.h
new file mode 100644
index 0000000000..a115f43467
--- /dev/null
+++ b/sysdeps/unix/bsd/tahoe/sysdep.h
@@ -0,0 +1,22 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+/* The Tahoe is just like the Vax, except the
+   `chmk' instruction is called `kcall'.  */
+
+#define	__MAGIC_INSN	"kcall"
+#include "../sysdeps/unix/bsd/vax/sysdep.h"
diff --git a/sysdeps/unix/opendir.c b/sysdeps/unix/opendir.c
new file mode 100644
index 0000000000..d988f7e098
--- /dev/null
+++ b/sysdeps/unix/opendir.c
@@ -0,0 +1,72 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY.  No author or distributor accepts responsibility for
+the consequences of using it or for whether it serves any particular
+purpose or works at all, unless he says so in writing.  Refer to the GNU
+C Library General Public License (in the file COPYING) for full details.
+
+Everyone is granted permission to copy, modify and redistribute
+the GNU C Library, but only under the conditions described in the
+GNU C Library General Public License.  Among other things, this notice
+must not be changed and a copy of the license must be included.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <limits.h>
+#include <stddef.h>
+#include <stdlib.h>
+#include <dirent.h>
+#include <fcntl.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <unistd.h>
+#include <bsddir.h>
+
+/* Open a directory stream on NAME.  */
+DIR *
+DEFUN(opendir, (name), CONST char *name)
+{
+  DIR *dirp;
+  struct stat statbuf;
+  int fd;
+
+  fd = __open(name, O_RDONLY);
+  if (fd < 0)
+    return NULL;
+
+  {
+    int flags = FD_CLOEXEC;
+    if (fcntl(fd, F_SETFD, &flags) < 0)
+      return NULL;
+  }
+
+  dirp = (DIR *) malloc(sizeof(DIR) + NAME_MAX);
+  if (dirp == NULL)
+    {
+      int save = errno;
+      (void) __close(fd);
+      errno = save;
+      return NULL;
+    }
+
+  if (__fstat(fd, &statbuf) < 0 || statbuf.st_blksize < sizeof(struct direct))
+    dirp->__allocation = sizeof(struct direct);
+  else
+    dirp->__allocation = statbuf.st_blksize;
+  dirp->__data = (char *) malloc(dirp->__allocation);
+  if (dirp->__data == NULL)
+    {
+      int save = errno;
+      free((PTR) dirp);
+      (void) __close(fd);
+      errno = save;
+      return NULL;
+    }
+
+  dirp->__fd = fd;
+  dirp->__offset = 0;
+  dirp->__size = 0;
+  return dirp;
+}
diff --git a/sysdeps/unix/rewinddir.c b/sysdeps/unix/rewinddir.c
new file mode 100644
index 0000000000..b8c2353180
--- /dev/null
+++ b/sysdeps/unix/rewinddir.c
@@ -0,0 +1,29 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY.  No author or distributor accepts responsibility for
+the consequences of using it or for whether it serves any particular
+purpose or works at all, unless he says so in writing.  Refer to the GNU
+C Library General Public License (in the file COPYING) for full details.
+
+Everyone is granted permission to copy, modify and redistribute
+the GNU C Library, but only under the conditions described in the
+GNU C Library General Public License.  Among other things, this notice
+must not be changed and a copy of the license must be included.  */
+
+#include <ansidecl.h>
+#include <stddef.h>
+#include <dirent.h>
+#include <sys/types.h>
+#include <unistd.h>
+
+
+/* Rewind DIRP to the beginning of the directory.  */
+void
+DEFUN(rewinddir, (dirp), DIR *dirp)
+{
+  (void) lseek(dirp->__fd, (off_t) 0, SEEK_SET);
+  dirp->__offset = 0;
+  dirp->__size = 0;
+}
diff --git a/sysdeps/unix/sparc/vfork.S b/sysdeps/unix/sparc/vfork.S
new file mode 100644
index 0000000000..e59cb424ce
--- /dev/null
+++ b/sysdeps/unix/sparc/vfork.S
@@ -0,0 +1,54 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#define ASM
+
+#include <ansidecl.h>
+#include <sysdep.h>
+
+#ifndef	SYS_vfork
+#define	SYS_vfork	66
+#endif
+
+/* Clone the calling process, but without copying the whole address space.
+   The the calling process is suspended until the the new process exits or is
+   replaced by a call to `execve'.  Return -1 for errors, 0 to the new process,
+   and the process ID of the new process to the old process.  */
+.global ___vfork
+___vfork:
+	/* Put the syscall number in %g1 and trap into the kernel.  */
+	mov SYS_vfork, %g1
+	ta 0
+
+	bcs error		/* Branch forward if it failed.  */
+
+	/* It succeeded.  See which fork we're in.  */
+	tst %o1			/* If %o1 is zero, we're the parent.  */
+	bne,a end
+	/* We're the child, so return zero.  */
+	clr %o0
+
+end:
+	retl
+	nop
+
+error:
+	/* We got an error.  Set errno with the code in %o0 and return -1.  */
+	sethi %hi(_errno), %g1
+	st %o0, [%g1 + %lo(_errno)]
+	retl
+	sub %g0, 1, %o0
diff --git a/time/localtime.c b/time/localtime.c
new file mode 100644
index 0000000000..f3e54970dd
--- /dev/null
+++ b/time/localtime.c
@@ -0,0 +1,51 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU C Library; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include <localeinfo.h>
+#include <stddef.h>
+#include <ctype.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <time.h>
+
+
+/* Return the `struct tm' representation of *TIMER in the local timezone.  */
+struct tm *
+DEFUN(localtime, (timer), CONST time_t *timer)
+{
+  extern int EXFUN(__tz_compute, (time_t, struct tm));
+  register struct tm *tp;
+
+  if (timer == NULL)
+    {
+      errno = EINVAL;
+      return NULL;
+    }
+
+  tp = gmtime(timer);
+  if (tp == NULL)
+    return NULL;
+
+  if (!__tz_compute(*timer, *tp))
+    return NULL;
+
+  tp = __offtime(timer, __timezone);
+  tp->tm_isdst = __daylight;
+  return tp;
+}