prep_openat

pub fn prep_openat(
    sqe: *linux.io_uring_sqe,
    fd: linux.fd_t,
    path: [*:0]const u8,
    flags: linux.O,
    mode: linux.mode_t,
) void {
    sqe.prep_rw(.OPENAT, fd, @intFromPtr(path), mode, 0);
    sqe.rw_flags = @bitCast(flags);
}