fix an snprintf buffer size; submitted upstream

net/bitchx/patches/patch-source_server_c

@@ -0,0 +1,12 @@
+$OpenBSD: patch-source_server_c,v 1.1 2003/04/16 09:04:24 avsm Exp $
+--- source/server.c.orig	Mon Apr 14 23:56:28 2003
++++ source/server.c	Mon Apr 14 23:56:59 2003
+@@ -144,7 +144,7 @@ void	close_server (int cs_index, char *m
+ 			if (x_debug & DEBUG_OUTBOUND)
+ 				yell("Closing server %d because [%s]",
+ 					   cs_index, message ? message : empty_string);
+-			snprintf(buffer, BIG_BUFFER_SIZE, "QUIT :%s\n", message);
++			snprintf(buffer, sizeof buffer, "QUIT :%s\n", message);
+ #ifdef HAVE_SSL
+ 			if (get_server_ssl(cs_index))
+ 				SSL_write(server_list[cs_index].ssl_fd, buffer, strlen(buffer));