restrict timeout , const sigset_t *_Nullable restrict sigmask ); Feature Test Macro Requirements for glibc ... change this argument. • select () has no sigmask argument, and behave…restrict timeout , const sigset_t *_Nullable restrict sigmask ); Feature Test Macro Requirements for glibc ... change this argument. • select () has no sigmask argument, and behave…restrict timeout , const sigset_t *_Nullable restrict sigmask ); Feature Test Macro Requirements for glibc ... change this argument. • select () has no sigmask argument, and behave…maxevents , int timeout , const sigset_t *_Nullable sigmask ); int epoll_pwait2(int epfd , struct epoll ... timespec *_Nullable timeout , const sigset_t *_Nullable sigmask ); DESCR…maxevents , int timeout , const sigset_t *_Nullable sigmask ); int epoll_pwait2(int epfd , struct epoll ... timespec *_Nullable timeout , const sigset_t *_Nullable sigmask ); DESCR…maxevents , int timeout , const sigset_t *_Nullable sigmask ); int epoll_pwait2(int epfd , struct epoll ... timespec *_Nullable timeout , const sigset_t *_Nullable sigmask ); DESCR…Nullable tmo_p , const sigset_t *_Nullable sigmask ); DESCRIPTION poll () performs a similar task ... call: ready = ppoll(&fds, nfds, tmo_p, &sigmask); is nearly equivalent to atom…Nullable tmo_p , const sigset_t *_Nullable sigmask ); DESCRIPTION poll () performs a similar task ... call: ready = ppoll(&fds, nfds, tmo_p, &sigmask); is nearly equivalent to atom…main(int argc, char *argv[]) { sigset_t sigmask, empty_mask; struct sigaction ... readfds, writefds, exceptfds; int r; sigemptyset(&sigmask); sigaddset(&sigmask, SIGCHLD); if (sigp…unspecified in a multithreaded process; see pthread_sigmask (3). RETURN VALUE sigprocmask () returns ... signal (2), sigpending (2), sigsuspend (2), pthread_sigmask (3), sigqueue (…unspecified in a multithreaded process; see pthread_sigmask (3). RETURN VALUE sigprocmask () returns ... signal (2), sigpending (2), sigsuspend (2), pthread_sigmask (3), sigqueue (…sigset_t used by sigprocmask (2)); use sigmask (3) to create and inspect these maskssigset_t used by sigprocmask (2)); use sigmask (3) to create and inspect these masks