From: Jim Meyering <jim@meyering.net>
Date: Mon, 3 Sep 2001 18:32:05 +0000 (+0000)
Subject: include errno.h etc, too
X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=77991e77e74e90a4fec1c29e55224b0e0907c0c7;p=pspp

include errno.h etc, too
---

diff --git a/lib/xreadlink.c b/lib/xreadlink.c
index 3194d318af..8adbb0c193 100644
--- a/lib/xreadlink.c
+++ b/lib/xreadlink.c
@@ -24,6 +24,11 @@
 #endif
 
 #include <stdio.h>
+#include <errno.h>
+#ifndef errno
+extern int errno;
+#endif
+
 #if HAVE_SYS_TYPES_H
 # include <sys/types.h>
 #endif