oldact           2694 gc/os_dep.c          struct sigaction	act, oldact;
oldact           2749 gc/os_dep.c          	sigaction(SIGSEGV, 0, &oldact);
oldact           2753 gc/os_dep.c    	  int res = sigaction(SIGSEGV, &act, &oldact);
oldact           2760 gc/os_dep.c    	GC_old_segv_handler = oldact.sa_handler;
oldact           2762 gc/os_dep.c            if (oldact.sa_flags & SA_SIGINFO) {
oldact           2763 gc/os_dep.c              GC_old_segv_handler = (SIG_PF)(oldact.sa_sigaction);
oldact           2765 gc/os_dep.c              GC_old_segv_handler = oldact.sa_handler;
oldact           2780 gc/os_dep.c          sigaction(SIGBUS, &act, &oldact);
oldact           2781 gc/os_dep.c          GC_old_bus_handler = oldact.sa_handler;