Cast mismatched fp to make it build.

Approved by Johnny Lam.

mbone/vat/distinfo

@@ -1,10 +1,10 @@
-$NetBSD: distinfo,v 1.4 2002/10/02 22:57:14 wiz Exp $
+$NetBSD: distinfo,v 1.5 2003/10/10 04:45:21 rtr Exp $
 
 SHA1 (vatsrc-4.0b2.tar.gz) = 92390be72438647bef422c7a493ee520e82e33b3
 Size (vatsrc-4.0b2.tar.gz) = 263799 bytes
 SHA1 (patch-aa) = 58021f5a9accc06efb168374036f9c737fb9cbe6
 SHA1 (patch-ab) = f1ba1d4877de8ab3650ba5e19f1197ac756560af
-SHA1 (patch-ac) = 7b8f4b56819e64ae9b1ca6e41b8b4f7fbb1cdb3f
+SHA1 (patch-ac) = 192236d6703b6ff05ea4da0331a59e6eccaa8094
 SHA1 (patch-ad) = 29288eba884ba9ef59c0eac2d92d50ca9336a101
 SHA1 (patch-af) = 840141bc62f5bc713e33b3b1a0c199402f51926c
 SHA1 (patch-ag) = cee2e711190a0d33ed7ff95e87f00e811c7d8286

mbone/vat/patches/patch-ac

@@ -1,7 +1,23 @@
-$NetBSD: patch-ac,v 1.2 1998/08/07 11:10:03 agc Exp $
-
---- main.cc.orig	Tue Sep  9 11:17:10 1997
-+++ main.cc	Tue Sep  9 11:17:31 1997
+--- main.cc.orig	1996-05-03 23:27:22.000000000 +1000
++++ main.cc	2003-10-08 23:03:15.000000000 +1000
+@@ -132,13 +132,13 @@
+ 
+ void initcatchers()
+ {
+-	signal(SIGINT, DoQuit);
++	signal(SIGINT, (void (*)(int))DoQuit);
+ #ifdef SIGHUP
+-	signal(SIGHUP, DoQuit);
++	signal(SIGHUP, (void (*)(int))DoQuit);
+ #endif
+-	signal(SIGTERM, DoQuit);
++	signal(SIGTERM, (void (*)(int))DoQuit);
+ #ifdef SIGCHLD
+-	signal(SIGCHLD, ReapChild);
++	signal(SIGCHLD, (void (*)(int))ReapChild);
+ #endif
+ }
+ 
 @@ -162,7 +162,7 @@
  		else {
  			Tk_Window tk = t.tkmain();