--- evolution-data-server-1.11.6/calendar/libical/src/libical/icaltimezone.c.implicit-function-declaration	2007-07-31 07:19:20.000000000 -0400
+++ evolution-data-server-1.11.6/calendar/libical/src/libical/icaltimezone.c	2007-07-31 07:19:41.000000000 -0400
@@ -30,6 +30,7 @@
 #include "config.h"
 #endif
 
+#include <ctype.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>