proven 628d7fa69f 0 is not a valid signal, in the current scheme. The header signal.h does
#define sigmask(m)      (1 << ((m)-1))

Also sigismember is supposed to return 1 if the signal is a member of the
mask, and 0 is it isn't.
1994-02-07 04:47:49 +00:00
..
1994-01-11 00:05:54 +00:00
1994-01-10 23:58:48 +00:00
1994-01-31 18:36:17 +00:00