HelenOS sources

futex_give_to      82 uspace/lib/c/generic/private/futex.h #define futex_give_to(futex, new_owner) __futex_give_to((futex), (new_owner), #futex)
futex_give_to      92 uspace/lib/c/generic/private/futex.h #define futex_give_to(fut, owner) ((void)0)