default C standard changed in gcc5 so set old variant Signed-off-by: Dirk Neukirchen <dirkneukirchen@web.de>
Turns out that is not needed anymore for v2.7.0. Signed-off-by: Toke Høiland-Jørgensen <toke@toke.dk>
Signed-off-by: Toke Høiland-Jørgensen <toke@toke.dk>