HelenOS sources

sys_waitq_sleep    49 kernel/generic/include/synch/syswaitq.h extern sys_errno_t sys_waitq_sleep(cap_waitq_handle_t, uint32_t, unsigned int);
sys_waitq_sleep    77 kernel/generic/src/syscall/syscall.c 	[SYS_WAITQ_SLEEP] = (syshandler_t) sys_waitq_sleep,