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System calls and libraries

Signals

Signals are messages passed by system to running processes.

Signal management functions

sigaction detailed signal management
sigaltstack set/get signal alternate stack context
sigignore sigpause simplified signal management
sighold sigrelse simplified signal management
sigset signal simplified signal management
sigpending examine blocked and pending signals
sigprocmask change or examine signal mask
sigsuspend install a signal mask and suspend process
sigsend sigsendset send a signal to a process or group of processes


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SCO OpenServer Release 6.0.0 -- 02 June 2005