273 int engrid_scene(object **list) {  in engrid_scene()  argument
279     if (*list == nullptr)  in engrid_scene()
282     numobj = countobj(*list);  in engrid_scene()
289         globalbound(list, &gmin, &gmax);  in engrid_scene()
292         engrid_objlist(g, list);  in engrid_scene()
294         numobj = countobj(*list);  in engrid_scene()
295         g->nextobj = *list;  in engrid_scene()
296         *list = (object *)g;  in engrid_scene()
311 void engrid_objlist(grid *g, object **list) {  in engrid_objlist()  argument
314     if (*list == nullptr)  in engrid_objlist()
317     prev = list;  in engrid_objlist()
318     cur = *list;  in engrid_objlist()
337     objectlist **list;  in engrid_cell()  local
340     list = &gold->cells[index->z * gold->xsize * gold->ysize + index->y * gold->xsize + index->x];  in engrid_cell()
342     if (*list == nullptr)  in engrid_cell()
367         engrid_objectlist(g, list);  in engrid_cell()
371         newobj->next = *list;  in engrid_cell()
372         *list = newobj;  in engrid_cell()
381 static int engrid_objectlist(grid *g, objectlist **list) {  in engrid_objectlist()  argument
385     if (*list == nullptr)  in engrid_objectlist()
388     prev = list;  in engrid_objectlist()
389     cur = *list;  in engrid_objectlist()