registereddone    469 gc/aix_irix_threads.c     int volatile registereddone;
registereddone    541 gc/aix_irix_threads.c     si->registereddone = 1;
registereddone    593 gc/aix_irix_threads.c       si->registereddone = 0;
registereddone    594 gc/aix_irix_threads.c       while (!si->registereddone)