--- khelp.h.orig	Thu May 14 19:18:49 1998
+++ khelp.h	Thu May 14 19:19:35 1998
@@ -11,7 +11,9 @@
 #include <sys/types.h>
 #include <sys/ipc.h>
 #include <sys/msg.h>
+#include <sys/msgbuf.h>
 
+long mtype;
 
 class KHelpMsg : protected msgbuf
 {