49 static PLAN *yanknode(PLAN **);
50 static PLAN *yankexpr(PLAN **);
56 static PLAN *
57 yanknode(PLAN **planp)  in yanknode()
59 	PLAN *node;		/* top node removed from the plan */  in yanknode()
74 static PLAN *
75 yankexpr(PLAN **planp)  in yankexpr()
77 	PLAN *next;		/* temp node holding subexpression results */  in yankexpr()
78 	PLAN *node;		/* pointer to returned node or expression */  in yankexpr()
79 	PLAN *tail;		/* pointer to tail of subplan */  in yankexpr()
80 	PLAN *subplan;		/* pointer to head of ( ) expression */  in yankexpr()
126 PLAN *
127 paren_squish(PLAN *plan)  in paren_squish()
129 	PLAN *expr;		/* pointer to next expression */  in paren_squish()
130 	PLAN *tail;		/* pointer to tail of result plan */  in paren_squish()
131 	PLAN *result;		/* pointer to head of result plan */  in paren_squish()
163 PLAN *
164 not_squish(PLAN *plan)  in not_squish()
166 	PLAN *next;		/* next node being processed */  in not_squish()
167 	PLAN *node;		/* temporary node used in f_not processing */  in not_squish()
168 	PLAN *tail;		/* pointer to tail of result plan */  in not_squish()
169 	PLAN *result;		/* pointer to head of result plan */  in not_squish()
226 PLAN *
227 or_squish(PLAN *plan)  in or_squish()
229 	PLAN *next;		/* next node being processed */  in or_squish()
230 	PLAN *tail;		/* pointer to tail of result plan */  in or_squish()
231 	PLAN *result;		/* pointer to head of result plan */  in or_squish()