once_flag - Haiku

Symbol: once_flag

headers/posix/threads.h

void call_once(once_flag *, void (*)(void));

src/system/libroot/posix/libstdthreads/call_once.c

call_once(once_flag *flag, void (*func)(void))

src/system/libroot/posix/libstdthreads/call_once.c

_Static_assert(sizeof(once_flag) == sizeof(pthread_once_t),