Meg's Mirrors

zig

1	#include <signal.h>
2
3	int sigismember(const sigset_t *set, int sig)
4	{
5	unsigned s = sig-1;
6	if (s >= _NSIG-1) return 0;
7	return !!(set->__bits[s/8/sizeof *set->__bits] & 1UL<<(s&8*sizeof *set->__bits-1));
8	}