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From: pgd@bbt.se
Newsgroups: comp.unix.xenix.sco,comp.unix.questions
Subject: SIGPOLL signal, what is that?
Message-ID: <1990Dec13.204013.20437@bbt.se>
Date: 13 Dec 90 20:40:13 GMT
Organization: .
Lines: 5

In the file <sys/signal.h> is the following line:

#define SIGPOLL 20	/* A polled event ocurred */

What does this mean? When is the SIGPOLL signal triggered?