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SIGIGNORE(3) Library Functions Manual SIGIGNORE(3) NAME sigignore - manipulate signal dispositions LIBRARY Standard C Library (libc, -lc) SYNOPSIS #include <signal.h> int sigignore(int sig); DESCRIPTION This interface is made obsolete by sigaction(2). The sigignore() function sets the disposition of the signal sig to SIG_IGN. RETURN VALUES If successful, the sigignore() function returns 0. Otherwise -1 is returned and errno is set to indicate the error. ERRORS The sigignore() function will fail if: [EINVAL] The argument sig is not a valid signal number; or an attempt is made to ignore a signal that cannot be ignored, such as SIGKILL or SIGSTOP. SEE ALSO sigaction(2) STANDARDS The sigignore() function conforms to IEEE Std 1003.1-2001 ("POSIX.1"). It was however marked as obsolete in the IEEE Std 1003.1-2008 ("POSIX.1") revision of the standard. NetBSD 10.99 April 30, 2010 NetBSD 10.99