Add check for FreeBSD and remove some redundant assignments.
Add check for FreeBSD and remove some redundant assignments.

stassats/cffi,akovalenko/cffi,akovalenko/cffi,marsijanin/cffi,dkochmanski/cffi,cffi/cffi,kingcheez/cffi-cheez,3b/cffi,mcna/cffi,3b/cffi,kingcheez/cffi-cheez,stassats/cffi,wesen/cffi,stassats/cffi,mcna/cffi,dochang/cffi,marsijanin/cffi,dochang/cffi,attila-lendvai/cffi,kingcheez/cffi-cheez,attila-lendvai/cffi,dkochmanski/cffi,cffi/cffi,dochang/cffi,3b/cffi,akovalenko/cffi,wesen/cffi,wesen/cffi,marsijanin/cffi,dkochmanski/cffi,cffi/cffi