lwp_delsig
lwp_delsig(lp, sig, 1); /* take the signal! */
lwp_delsig(lp, sig, haveptok);
lwp_delsig(lp, sig, 1); /* clear old signal */
lwp_delsig(lp, sig, haveptok); /* take the signal! */
lwp_delsig(lp, sig, haveptok);
lwp_delsig(td->td_lwp, sig, 1);
lwp_delsig(lp, SIGTRAP, 1);