62 	struct ioword **ioact;  in ptree()  local
80 		    t->ioact != NULL && t->ioact[0] != NULL &&  in ptree()
81 		    t->ioact[1] == NULL &&  in ptree()
83 		    (t->ioact[0]->ioflag & IOTYPE) == IOHERE &&  in ptree()
243 	if ((ioact = t->ioact) != NULL)  in ptree()
244 		while (*ioact != NULL)  in ptree()
245 			pioact(shf, *ioact++);  in ptree()
592 	r->ioact = (t->ioact == NULL) ? NULL : iocopy(t->ioact, ap);  in tcopy()
746 	if (t->ioact != NULL)  in tfree()
747 		iofree(t->ioact, ap);  in tfree()
944 	struct ioword **ioact, *iop;  in dumpioact()  local
946 	if ((ioact = t->ioact) == NULL)  in dumpioact()
950 	while ((iop = *ioact++) != NULL) {  in dumpioact()