64 	(*planp) = (*planp)->next;  in yanknode()
65 	node->next = NULL;  in yanknode()
78 	PLAN *next;		/* temp node holding subexpression results */  in yankexpr()  local
95 			if ((next = yankexpr(planp)) == NULL)  in yankexpr()
104 			if (next->execute == f_closeparen) {  in yankexpr()
112 					tail = subplan = next;  in yankexpr()
114 					tail->next = next;  in yankexpr()
115 					tail = next;  in yankexpr()
117 				tail->next = NULL;  in yankexpr()
152 			tail->next = expr;  in paren_squish()
155 		tail->next = NULL;  in paren_squish()
167 	PLAN *next;		/* next node being processed */  in not_squish()  local
174 	while ((next = yanknode(&plan))) {  in not_squish()
179 		if (next->execute == f_expr)  in not_squish()
180 			next->p_data[0] = not_squish(next->p_data[0]);  in not_squish()
187 		if (next->execute == f_not) {  in not_squish()
206 				next = node;  in not_squish()
208 				next->p_data[0] = node;  in not_squish()
213 			tail = result = next;  in not_squish()
215 			tail->next = next;  in not_squish()
216 			tail = next;  in not_squish()
218 		tail->next = NULL;  in not_squish()
230 	PLAN *next;		/* next node being processed */  in or_squish()  local
234 	tail = result = next = NULL;  in or_squish()
236 	while ((next = yanknode(&plan)) != NULL) {  in or_squish()
241 		if (next->execute == f_expr)  in or_squish()
242 			next->p_data[0] = or_squish(next->p_data[0]);  in or_squish()
245 		if (next->execute == f_not)  in or_squish()
246 			next->p_data[0] = or_squish(next->p_data[0]);  in or_squish()
253 		if (next->execute == f_or) {  in or_squish()
256 			next->p_data[0] = result;  in or_squish()
257 			next->p_data[1] = or_squish(plan);  in or_squish()
258 			if (next->p_data[1] == NULL)  in or_squish()
260 			return (next);  in or_squish()
265 			tail = result = next;  in or_squish()
267 			tail->next = next;  in or_squish()
268 			tail = next;  in or_squish()
270 		tail->next = NULL;  in or_squish()