DEFAULT_ENTRIES
estack = ea_alloc(sizeof (struct es_frame) * DEFAULT_ENTRIES);
bzero(estack, sizeof (struct es_frame) * DEFAULT_ENTRIES);
neframes = DEFAULT_ENTRIES;
ea_alloc(DEFAULT_ENTRIES * sizeof (ea_file_depth_t)))
bzero(f->ef_depth, DEFAULT_ENTRIES * sizeof (ea_file_depth_t));
f->ef_mxdeep = DEFAULT_ENTRIES;