52 sigemptyset (sigset_t * mask)  in sigemptyset()  argument
54 	*mask = 0;  in sigemptyset()
59 sigprocmask (int mode, sigset_t * mask, sigset_t * omask)  in sigprocmask()  argument
66 		current |= *mask;  in sigprocmask()
68 		current &= ~*mask;  in sigprocmask()
70 	current = *mask;  in sigprocmask()
77 sigsuspend (sigset_t * mask)  in sigsuspend()  argument
79 	return sigpause(*mask);  in sigsuspend()
83 sigdelset (sigset_t * mask, int sig)  in sigdelset()  argument
85 	*mask &= ~sigmask(sig);  in sigdelset()
90 sigaddset (sigset_t * mask, int sig)  in sigaddset()  argument
92 	*mask |= sigmask(sig);  in sigaddset()
97 sigismember (sigset_t * mask, int sig)  in sigismember()  argument
99 	return (*mask & sigmask(sig)) != 0;  in sigismember()