pub unsafe fn scandir( arg___dir: *const c_char, arg___namelist: *mut *mut *mut dirent, arg___selector: Option<unsafe extern "C" fn(arg1: *const dirent) -> c_int>, arg___cmp: Option<unsafe extern "C" fn(arg1: *mut *const dirent, arg2: *mut *const dirent) -> c_int>) -> c_int