--- ../gophernicus-2.5/file.c 2017-06-24 07:52:41.000000000 -0400 +++ file.c 2017-10-05 18:39:47.182174515 -0400 @@ -111,6 +111,7 @@ if (sstrncmp(dest, "http://") != MATCH && sstrncmp(dest, "https://") != MATCH && sstrncmp(dest, "ftp://") != MATCH && + sstrncmp(dest, "irc://") != MATCH && sstrncmp(dest, "mailto:") != MATCH) die(st, ERR_ACCESS, "Refusing to HTTP redirect unsafe protocols");