glwthread_timedrwlock_rdlock 64 maint/gnulib/lib/pthread-rwlock.c return glwthread_timedrwlock_rdlock (lock); glwthread_timedrwlock_rdlock 61 maint/gnulib/lib/windows-timedrwlock.h extern int glwthread_timedrwlock_rdlock (glwthread_timedrwlock_t *lock);