diff -Naur -x '*~' -x '*.rej' -x '*.orig' iv-2.6.1/iv/imgio_mng.c iv-2.6.1-fix-build-errors/iv/imgio_mng.c
--- iv-2.6.1/iv/imgio_mng.c	2009-07-27 02:00:00.000000000 +0200
+++ iv-2.6.1-fix-build-errors/iv/imgio_mng.c	2009-08-23 15:47:34.000000000 +0200
@@ -7,6 +7,7 @@
 #include <sys/stat.h>
 #include <zlib.h>				/* libz */
 #include <libmng.h>				/* libmng */
+#include <time.h>
 #if defined(_WIN32)
 # include "../include/string.h"
 #endif