fn linkLinux(old: [*:0]const c_char, new: [*:0]const c_char) callconv(.c) c_int
fn linkLinux(old: [*:0]const c_char, new: [*:0]const c_char) callconv(.c) c_int { return errno(linux.link(@ptrCast(old), @ptrCast(new))); }