add required stdint.h

diff --git a/libs/gtkmm2ext/gtkmm2ext/colors.h b/libs/gtkmm2ext/gtkmm2ext/colors.h
index 3ec6ae3a81f2808655dd5b9153a20f68626eaca9..6862d4a082cd6184697a1d1e80fff94d912a9b61 100644 (file)
--- a/libs/gtkmm2ext/gtkmm2ext/colors.h
+++ b/libs/gtkmm2ext/gtkmm2ext/colors.h
@@ -20,6 +20,8 @@
 #ifndef _GTKMM2EXT_COLORS_H_
 #define _GTKMM2EXT_COLORS_H_
 
+#include<stdint.h>
+
 #include <cairomm/context.h>
 
 #include "gtkmm2ext/visibility.h"