Index: src/optipng/ioutil.c --- src/optipng/ioutil.c.orig 2016-04-04 23:29:57.427285000 +0200 +++ src/optipng/ioutil.c 2016-04-04 23:33:20.378093827 +0200 @@ -508,7 +508,7 @@ if (chmod(dest_path, sbuf.st_mode) != 0) result = -1; -#if defined AT_FDCWD && defined UTIME_NOW && defined UTIME_OMIT +#if 0 { struct timespec times[2];