Lines Matching refs:head
282 struct FILE_INFO * head
286 while (NULL != head) {
287 tail = head->st_next;
288 lex_close(head);
289 head = tail;
291 return head;
315 /* This removes *all* input sources from the stack, leaving the head
333 * Returns TRUE if there is a head element (top-of-stack) that was not
384 struct FILE_INFO * head = lex_stack;
387 if (NULL != head) {
388 tail = head->st_next;
391 lex_close(head);