glwthread_spin_unlock 52 maint/gnulib/lib/asyncsafe-spin.c if (glwthread_spin_unlock (lock)) glwthread_spin_unlock 56 maint/gnulib/lib/pthread-spin.c return glwthread_spin_unlock (lock); glwthread_spin_unlock 40 maint/gnulib/lib/windows-spin.h extern int glwthread_spin_unlock (glwthread_spinlock_t *lock);