From 1ee65e5c81961ba4841aa809ce8960f1b680892a Mon Sep 17 00:00:00 2001
From: Andreas Schwab <schwab@suse.de>
Date: Mon, 30 Aug 1999 15:07:30 +0000
Subject: [PATCH] Include <stdlib.h> if available.  Don't declare errno if it's
 a macro.

---
 lib-src/emacsserver.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/lib-src/emacsserver.c b/lib-src/emacsserver.c
index e58cf231933..541e57dcca0 100644
--- a/lib-src/emacsserver.c
+++ b/lib-src/emacsserver.c
@@ -65,7 +65,13 @@ void fatal_error ();
 #include <unistd.h>
 #endif
 
+#ifdef STDC_HEADERS
+#include <stdlib.h>
+#endif
+
+#ifndef errno
 extern int errno;
+#endif
 
 /* Copied from src/process.c */
 #ifdef FD_SET
-- 
2.39.5