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/* Copyright (C) 1995 DJ Delorie, see COPYING.DJ for details */
#include <errno.h>
#include <signal.h>
int
sigdelset(sigset_t *_set, int _signo)
{
if (_set == 0)
{
errno = EINVAL;
return -1;
}
if (_signo < 0 || _signo >= 320)
{
errno = EINVAL;
return -1;
}
_set->__bits[_signo>>5] &= ~(1U << (_signo&31));
return 0;
}