diff -Nru asterisk-1.6.1.1.orig/channels/h323/ast_h323.h asterisk-1.6.1.1/channels/h323/ast_h323.h
--- asterisk-1.6.1.1.orig/channels/h323/ast_h323.h	2009-03-17 21:52:54.000000000 +0100
+++ asterisk-1.6.1.1/channels/h323/ast_h323.h	2009-07-16 16:23:21.000000000 +0200
@@ -33,6 +33,8 @@
 
 #define VERSION(a,b,c) ((a)*10000+(b)*100+(c))
 
+typedef PBoolean BOOL;
+
 class MyH323EndPoint : public H323EndPoint
 {
 	PCLASSINFO(MyH323EndPoint, H323EndPoint);
