63 is_numbered (child)  in is_numbered()  argument
64      Sym *child;  in is_numbered()
66   return child->cg.top_order != DFN_NAN && child->cg.top_order != DFN_BUSY;
74 is_busy (child)  in is_busy()  argument
75      Sym *child;  in is_busy()
77   if (child->cg.top_order == DFN_NAN)
92 find_cycle (child)  in find_cycle()  argument
93      Sym *child;  in find_cycle()
103       if (child == head)
107       if (child->cg.cyc.head != child && child->cg.cyc.head == head)
144 	   print_name (child);
177 	  child = dfn_stack[index].sym;
178 	  if (child->cg.cyc.head == child)
184 	      tail->cg.cyc.next = child;
185 	      child->cg.cyc.head = head;
187 		   print_name (child);
191 	      for (tail = child; tail->cg.cyc.next; tail = tail->cg.cyc.next)
201 	  else if (child->cg.cyc.head != head /* firewall */ )
305       cg_dfn (arc->child);