File png2ico_include.patch of Package png2ico

diff -u png2ico/png2ico.cpp png2ico_fix/png2ico.cpp
--- png2ico/png2ico.cpp	2002-12-07 23:37:58.000000000 +0100
+++ png2ico_fix/png2ico.cpp	2013-12-11 14:34:12.880260130 +0100
@@ -33,6 +33,7 @@
 
 
 #include <cstdio>
+#include <string.h>
 #include <vector>
 #include <climits>