From cf026b25cc6e6c25d115850217d99f586699d24c Mon Sep 17 00:00:00 2001
From: Jim Blandy <jimb@redhat.com>
Date: Mon, 24 May 1993 02:32:33 +0000
Subject: * syssignal.h: Don't #include <signal.h> 	* alloc.c: #include
 <signal.h>, but before "config.h".

---
 src/syssignal.h | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

(limited to 'src/syssignal.h')

diff --git a/src/syssignal.h b/src/syssignal.h
index 64a24e1e013..6a91f913568 100644
--- a/src/syssignal.h
+++ b/src/syssignal.h
@@ -19,7 +19,11 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
 
 #ifdef POSIX_SIGNALS
 
-#include <signal.h>
+/* Don't #include <signal.h>.  That header shouldalways be #included
+   before "config.h", because some configuration files (like s/hpux.h)
+   indicate that SIGIO doesn't work by #undef-ing SIGIO.  If this file
+   #includes <signal.h>, then that will re-#define SIGIO and confuse
+   things.  */
 
 #define SIGMASKTYPE sigset_t
 
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