From 68b192d0dda0bef94c1c9bd5d7457f2dfd95af95 Mon Sep 17 00:00:00 2001
From: Ulrich Drepper <drepper@redhat.com>
Date: Sun, 25 May 1997 18:22:14 +0000
Subject: [PATCH] Print warning if _XOPEN_SOURCE and _SVID_SOURCE are not
 defined.

---
 sysvipc/sys/ipc.h | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/sysvipc/sys/ipc.h b/sysvipc/sys/ipc.h
index ea8f3f21323..4386d676d48 100644
--- a/sysvipc/sys/ipc.h
+++ b/sysvipc/sys/ipc.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 1995, 1996 Free Software Foundation, Inc.
+/* Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, August 1995.
 
@@ -25,6 +25,10 @@
 /* Get system dependent definition of `struct ipc_perm' and more.  */
 #include <sys/ipc_buf.h>
 
+#if !defined __USE_SVID && !defined __USE_XOPEN && __GNUC__ >= 2
+# warning "Files using this header must be compiled with _SVID_SOURCE or _XOPEN_SOURCE"
+#endif
+
 __BEGIN_DECLS
 
 /* Generates key for System V style IPC.  */
-- 
2.47.2