Searched refs:NIL (Results 1 - 2 of 2) sorted by relevance

/macosx-10.5.8/xnu-1228.15.4/libsa/
H A Dmkext.c89 #define NIL N /* index for root of binary search trees */ macro
158 * is the parent of node i. These are initialized to NIL (= N), which stands
160 * tree for strings that begin with character i. These are initialized to NIL.
171 sp->rchild[i] = NIL;
173 sp->parent[i] = NIL;
192 sp->rchild[r] = sp->lchild[r] = NIL;
196 if (sp->rchild[p] != NIL)
204 if (sp->lchild[p] != NIL)
231 sp->parent[p] = NIL; /* remove p */
239 if (sp->parent[p] == NIL)
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/macosx-10.5.8/xnu-1228.15.4/libkern/
H A Dzlib.c416 Posf *head; /* Heads of the hash chains or NIL. */
714 #define NIL 0 macro
802 s->head[s->hash_size-1] = NIL; \
1338 s->strstart - (IPos)MAX_DIST(s) : NIL;
1600 *p = (Pos)(m >= wsize ? m-wsize : NIL);
1608 *p = (Pos)(m >= wsize ? m-wsize : NIL);
1739 IPos hash_head = NIL; /* head of the hash chain */
1766 if (hash_head != NIL && s->strstart - hash_head <= MAX_DIST(s)) {
1834 IPos hash_head = NIL; /* head of hash chain */
1864 if (hash_head != NIL
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