1 #include <signal.h> 2 #include <string.h> 3 sigemptyset(sigset_t * set)4 int sigemptyset(sigset_t *set) 5 { 6 set->__bits[0] = 0; 7 if (sizeof(long)==4 || _NSIG > 65) set->__bits[1] = 0; 8 if (sizeof(long)==4 && _NSIG > 65) { 9 set->__bits[2] = 0; 10 set->__bits[3] = 0; 11 } 12 return 0; 13 } 14