It looks like the preprocessor checks were meant to avoid including this file under MacOS 9 and all the other platforms should have it, so it should be safe to include (although it still doesn't define off_t with MSVC, only _off_t).
It looks like the preprocessor checks were meant to avoid including this file under MacOS 9 and all the other platforms should have it, so it should be safe to include (although it still doesn't define off_t with MSVC, only _off_t).