58 	(*planp) = (*planp)->next;  in yanknode()
59 	node->next = NULL;  in yanknode()
72 	PLAN *next;		/* temp node holding subexpression results */  in yankexpr()  local
89 			if ((next = yankexpr(planp)) == NULL)  in yankexpr()
98 			if (next->execute == f_closeparen) {  in yankexpr()
106 					tail = subplan = next;  in yankexpr()
108 					tail->next = next;  in yankexpr()
109 					tail = next;  in yankexpr()
111 				tail->next = NULL;  in yankexpr()
146 			tail->next = expr;  in paren_squish()
149 		tail->next = NULL;  in paren_squish()
161 	PLAN *next;		/* next node being processed */  in not_squish()  local
168 	while ((next = yanknode(&plan))) {  in not_squish()
173 		if (next->execute == f_expr)  in not_squish()
174 			next->p_data[0] = not_squish(next->p_data[0]);  in not_squish()
181 		if (next->execute == f_not) {  in not_squish()
200 				next = node;  in not_squish()
202 				next->p_data[0] = node;  in not_squish()
207 			tail = result = next;  in not_squish()
209 			tail->next = next;  in not_squish()
210 			tail = next;  in not_squish()
212 		tail->next = NULL;  in not_squish()
224 	PLAN *next;		/* next node being processed */  in or_squish()  local
228 	tail = result = next = NULL;  in or_squish()
230 	while ((next = yanknode(&plan)) != NULL) {  in or_squish()
235 		if (next->execute == f_expr)  in or_squish()
236 			next->p_data[0] = or_squish(next->p_data[0]);  in or_squish()
239 		if (next->execute == f_not)  in or_squish()
240 			next->p_data[0] = or_squish(next->p_data[0]);  in or_squish()
247 		if (next->execute == f_or) {  in or_squish()
250 			next->p_data[0] = result;  in or_squish()
251 			next->p_data[1] = or_squish(plan);  in or_squish()
252 			if (next->p_data[1] == NULL)  in or_squish()
254 			return (next);  in or_squish()
259 			tail = result = next;  in or_squish()
261 			tail->next = next;  in or_squish()
262 			tail = next;  in or_squish()
264 		tail->next = NULL;  in or_squish()