On 30 Jun 2016, at 17:26, Odhiambo Washington <odhiambo at gmail.com> wrote: > > FreeBSD 9.3-STABLE FreeBSD 9.3-STABLE amd64: > > sha1.h:80: error: static or type qualifiers in abstract declarator What gcc version is this? It should have been valid C99 code, so I expected it to work without any special version checks..