This patch replaces unsigned long int and 1UL with uint64_t and
(uint64_t) 1 to support ILP32 targets like x32.
[BZ #17870]
* nptl/sem_post.c (__new_sem_post): Replace unsigned long int
with uint64_t.
* nptl/sem_waitcommon.c (__sem_wait_cleanup): Replace 1UL with
(uint64_t) 1.
(__new_sem_wait_slow): Replace unsigned long int with uint64_t.
Replace 1UL with (uint64_t) 1.
* sysdeps/nptl/internaltypes.h (new_sem): Replace unsigned long
int with uint64_t.