/*
 *        xref.cc
 *        Cross reference stuff (who references who ?)
 *        and miscellaneous test/debug/exploration funcs.
 *        AYM 1999-03-31
 */


void xref_sidedef();
void secret_sectors();
void unknown_linedef_type(SelPtr * list);
void bad_sector_number(SelPtr * list);
void list_tagged_sectors(int tag);
void list_tagged_linedefs(int tag);