Open System Services Library Calls Reference Manual (G06.28+, H06.05+)

sigaddset(3) OSS Library Calls Reference Manual
RELATED INFORMATION
Functions: sigaction(2), sigdelset(3), sigemptyset(3), sigfillset(3), sigismember(3), sigproc-
mask(2), sigsuspend(2).
Files: signal(4).
STANDARDS CONFORMANCE
The POSIX standards leave some features to the implementing vendor to define. The following
features are affected in the HP implementation:
• Use of this function on a signal set that has not been properly initialized causes
undefined results.
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