Author: Tobias Frost <tobi@debian.org>
Description: fix build with libpng16

--- linuxtv-dvb-apps-1.1.1+rev1500.orig/util/alevt/exp-gfx.c
+++ linuxtv-dvb-apps-1.1.1+rev1500/util/alevt/exp-gfx.c
@@ -1,5 +1,6 @@
 /* Copyright 1999 by Paul Ortyl <ortylp@from.pl> */
 
+#include <zlib.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>