File gcc-warnings-fix.patch of Package matio

diff -Pdpru matio-1.5.0.orig/test/test_snprintf.c matio-1.5.0/test/test_snprintf.c
--- matio-1.5.0.orig/test/test_snprintf.c	2010-03-28 19:43:06.000000000 +0400
+++ matio-1.5.0/test/test_snprintf.c	2012-08-14 23:14:40.527964046 +0400
@@ -2,6 +2,7 @@
 #include <stdio.h>
 #include <math.h>
 #include <matio.h>
+#include <string.h>
 
 int main (void)
 {