Allow file to be included multiple times.

diff --git a/sysdeps/alpha/bits/setjmp.h b/sysdeps/alpha/bits/setjmp.h
index fcd57d6..c603a35 100644 (file)
--- a/sysdeps/alpha/bits/setjmp.h
+++ b/sysdeps/alpha/bits/setjmp.h
@@ -1,5 +1,5 @@
 /* Define the machine-dependent type `jmp_buf'.  Alpha version.
-   Copyright (C) 1992, 1997 Free Software Foundation, Inc.
+   Copyright (C) 1992, 1997, 2003 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
@@ -17,7 +17,10 @@
    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
    02111-1307 USA.  */
 
-#ifndef _SETJMP_H
+#ifndef _BITS_SETJMP_H
+#define _BITS_SETJMP_H  1
+
+#if !defined _SETJMP_H && !defined _PTHREAD_H
 # error "Never include <bits/setjmp.h> directly; use <setjmp.h> instead."
 #endif
 
@@ -80,3 +83,5 @@ typedef long int __jmp_buf[17];
 #define _JMPBUF_UNWINDS(_jmpbuf, _address)                             \
      ((void *)(_address) < (void *)((_jmpbuf)[JB_SP]))
 #endif
+
+#endif  /* bits/setjmp.h */