$OpenBSD: patch-kmail_kmfolder_cpp,v 1.1 2002/03/05 00:09:49 espie Exp $
--- kmail/kmfolder.cpp.orig	Tue Mar  5 00:42:40 2002
+++ kmail/kmfolder.cpp	Tue Mar  5 00:42:54 2002
@@ -39,6 +39,7 @@
 #include <sys/mman.h>
 #endif
 
+#include <ctype.h>
 #include <stdlib.h>
 #include <sys/types.h>
 #include <sys/stat.h>
