365 # define glthread_once(ONCE_CONTROL, INITFUNCTION) \  argument
367      ? pthread_once (ONCE_CONTROL, INITFUNCTION)                               \
368      : (glthread_once_singlethreaded (ONCE_CONTROL) ? (INITFUNCTION (), 0) : 0))
472 # define glthread_once(ONCE_CONTROL, INITFUNCTION) \  argument
474      ? glthread_once_multithreaded (ONCE_CONTROL, INITFUNCTION)                \
475      : (glthread_once_singlethreaded (ONCE_CONTROL) ? (INITFUNCTION (), 0) : 0))
601 # define glthread_once(ONCE_CONTROL, INITFUNCTION) \  argument
603      ? glthread_once_multithreaded (ONCE_CONTROL, INITFUNCTION)                \
604      : (glthread_once_singlethreaded (ONCE_CONTROL) ? (INITFUNCTION (), 0) : 0))
754 # define glthread_once(ONCE_CONTROL, INITFUNCTION) \  argument
755     (glthread_once_func (ONCE_CONTROL, INITFUNCTION), 0)
806 # define glthread_once(ONCE_CONTROL, INITFUNCTION) \  argument
807     (*(ONCE_CONTROL) == 0 ? (*(ONCE_CONTROL) = ~ 0, INITFUNCTION (), 0) : 0)
917 #define gl_once(NAME, INITFUNCTION) \  argument
920        if (glthread_once (&NAME, INITFUNCTION)) \