* %sccs.include.proprietary.c%
* @(#)3.def.h 4.3 (Berkeley) %G%
#define RECURSE(p,v,r) { for (r = 0; r < CHILDNUM(v); ++r) if (DEFINED(LCHILD(v,r))) p(LCHILD(v,r)); if (DEFINED(RSIB(v))) p(RSIB(v)); }
#define IFTHEN(v) ( NTYPE(v) == IFVX && !DEFINED(LCHILD(v,ELSE)))
#define BRK(v) FATH(v) /* lexical successor of v, for ITERVX only */
#define LABEL(v) REACH(v)