glthread_once_singlethreaded 732 maint/gnulib/lib/glthread/lock.c if (glthread_once_singlethreaded (once_control)) glthread_once_singlethreaded 514 maint/gnulib/lib/glthread/lock.h : (glthread_once_singlethreaded (ONCE_CONTROL) ? (INITFUNCTION (), 0) : 0)) glthread_once_singlethreaded 519 maint/gnulib/lib/glthread/lock.h : (glthread_once_singlethreaded (ONCE_CONTROL) ? (INITFUNCTION (), 0) : 0)) glthread_once_singlethreaded 523 maint/gnulib/lib/glthread/lock.h extern int glthread_once_singlethreaded (pthread_once_t *once_control);