portability: darwin has no O_RSYNC definition
portability: darwin has no O_RSYNC definition

ardje/luaposix,snegovick/luaposix,ardje/luaposix,jimmyharris/luaposix,snegovick/luaposix,luaposix/luaposix,zevv/luaposix,zevv/luaposix,jimmyharris/luaposix,rrthomas/luaposix,rrthomas/luaposix