make platforms that use mutexes in stdio.h happy

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@40864 65c4cc65-6c06-0410-ace0-fbb531ad65f3

make platforms that use mutexes in stdio.h happy
950b3fb0 · Kevin P. Fleming · e274fc0b · 950b3fb0
Commit 950b3fb0 authored 18 years ago by Kevin P. Fleming
--- a/main/chanvars.c
+++ b/main/chanvars.c
@@ -27,6 +27,7 @@

 ASTERISK_FILE_VERSION(__FILE__, "$Revision$")

+#include <stdio.h>
 #include <stdlib.h>
 #include <string.h>