pub const FUTEX_COMMAND = enum(u7)
pub const FUTEX_COMMAND = enum(u7) { WAIT = 0, WAKE = 1, FD = 2, REQUEUE = 3, CMP_REQUEUE = 4, WAKE_OP = 5, LOCK_PI = 6, UNLOCK_PI = 7, TRYLOCK_PI = 8, WAIT_BITSET = 9, WAKE_BITSET = 10, WAIT_REQUEUE_PI = 11, CMP_REQUEUE_PI = 12, }