From f1ed0e849056a69dae87bb5b8174e577483a823c Mon Sep 17 00:00:00 2001
From: Jim Meyering <jim@meyering.net>
Date: Sat, 4 Mar 2000 12:35:47 +0000
Subject: [PATCH] (<errno.h>): Include it. (errno): Declare if not defined.

---
 lib/unicodeio.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/lib/unicodeio.c b/lib/unicodeio.c
index 8e0b2d8f1f..6761260585 100644
--- a/lib/unicodeio.c
+++ b/lib/unicodeio.c
@@ -29,6 +29,11 @@
 
 #include <stdio.h>
 
+#include <errno.h>
+#ifndef errno
+extern int errno;
+#endif
+
 #if HAVE_ICONV
 # include <iconv.h>
 /* Name of UCS-4 encoding with machine dependent endianness and alignment.  */
-- 
2.30.2