Install everything.pc in $prefix/libdata/pkgconfig on FreeBSD
Install everything.pc in $prefix/libdata/pkgconfig on FreeBSD

fix T1605

tasn/enlightenment,FlorentRevest/Enlightenment,rvandegrift/e,rvandegrift/e,tizenorg/platform.upstream.enlightenment,tizenorg/platform.upstream.enlightenment,FlorentRevest/Enlightenment,FlorentRevest/Enlightenment,rvandegrift/e,tizenorg/platform.upstream.enlightenment,tasn/enlightenment,tasn/enlightenment