PS_STOPEXEC
if (p->p_sflag & PS_STOPEXEC) {
(p1->p_sflag & (PS_STOPFORK | PS_STOPEXEC | PS_NOCLDSTOP));
(p1->p_sflag & (PS_STOPFORK | PS_STOPEXEC | PS_NOCLDSTOP));
PS_STOPEXEC, P_STOPEXEC,
flag = PS_STOPEXEC;