ultrix man page for sigsuspend

sigsuspend(3)						     Library Functions Manual						     sigsuspend(3)

Name
       sigsuspend - wait for signal (POSIX)

Syntax
       sigsuspend(sigmask)
       sigset_t *sigmask;

Description
       The  system  call  is  the POSIX equivalent of the system call. The behavior of this call is as described on the reference page except, the
       signal mask is manipulated using the functions.

See Also
       sigpause(2), sigaction(3), sigvec(2)

																     sigsuspend(3)