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Diffstat (limited to 'linuxthreads/sysdeps/unix/sysv/linux/bits/sigthread.h')
-rw-r--r--linuxthreads/sysdeps/unix/sysv/linux/bits/sigthread.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/linuxthreads/sysdeps/unix/sysv/linux/bits/sigthread.h b/linuxthreads/sysdeps/unix/sysv/linux/bits/sigthread.h
index 7bd0974409..c9b1dcf1be 100644
--- a/linuxthreads/sysdeps/unix/sysv/linux/bits/sigthread.h
+++ b/linuxthreads/sysdeps/unix/sysv/linux/bits/sigthread.h
@@ -17,6 +17,9 @@
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
+#ifndef _BITS_SIGTHREAD_H
+#define _BITS_SIGTHREAD_H 1
+
#if !defined _SIGNAL_H && !defined _PTHREAD_H
# error "Never include this file directly. Use <pthread.h> instead"
#endif
@@ -30,3 +33,5 @@ extern int pthread_sigmask __P ((int __how, __const __sigset_t *__newmask,
/* Send signal SIGNO to the given thread. */
extern int pthread_kill __P ((pthread_t __thread, int __signo));
+
+#endif /* bits/sigthread.h */