2128     struct subprocess *chp;  local
2132     chp = (struct subprocess *) malloc(sizeof(struct subprocess));
2133     if (chp == NULL) {
2136 	chp->pid = pid;
2137 	chp->prog = prog;
2138 	chp->done = done;
2139 	chp->arg = arg;
2140 	chp->next = children;
2141 	children = chp;
2156     struct subprocess *chp, **prevp;  local
2174 	    for (prevp = &children; (chp = *prevp) != NULL;
2175 		prevp = &chp->next) {
2176 		if (chp->pid == pid) {
2178 		    *prevp = chp->next;
2185 		    (chp != NULL ? chp->prog : "??"), pid,
2190 		       (chp != NULL ? chp->prog: "??"), pid,
2193 	    if ((chp != NULL) && (chp->done != NULL))
2194 		(*chp->done)(chp->arg, status);
2195 	    if (chp != NULL)
2196 		free(chp);
2210     struct subprocess *chp;  local
2214 	for (chp = children; chp != NULL; chp = chp->next)
2215 	    (void) kill(chp->pid, runcount == 0 ? SIGTERM : SIGKILL);
2231     struct subprocess *chp;  in final_reap()  local
2235 	for (chp = children; chp != NULL; chp = chp->next)  in final_reap()
2236 	    dbglog("  pid %d: %s", chp->pid, chp->prog);  in final_reap()