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+/* Copyright (C) 1996 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 Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#ifndef _ALIASES_H
+
+#define _ALIASES_H 1
+#include <features.h>
+
+#include <sys/types.h>
+
+
+/* Structure to represent one entry of the alias data base. */
+struct aliasent
+{
+ char *alias_name;
+ size_t alias_members_len;
+ char **alias_members;
+ int alias_local;
+};
+
+
+/* Open alias data base files. */
+extern void setaliasent __P ((void));
+
+/* Close alias data base files. */
+extern void endaliasent __P ((void));
+
+/* Get the next entry from the alias data base. */
+extern struct aliasent *getaliasent __P ((void));
+
+/* Get alias entry corresponding to NAME. */
+extern struct aliasent *getaliasbyname __P ((__const char *__name));
+
+#ifdef __USE_REENTRANT
+/* Reentrant versions of some of the functions above. */
+extern int getaliasent_r __P ((struct aliasent *__result_buf, char *__buffer,
+ size_t __buflen, struct aliasent **__result));
+
+extern int getaliasbyname_r __P ((__const char *__name,
+ struct aliasent *__result_buf,
+ char *__buffer, size_t __buflen,
+ struct aliasent **__result));
+#endif /* reentrant */
+
+
+#endif /* aliases.h */