long dseen[NDWARVES + 1];
long dloc[NDWARVES + 1];
long odloc[NDWARVES + 1];
long fixed[NOBJECTS + 1];
long link[NOBJECTS * 2 + 1];
long place[NOBJECTS + 1];
long dseen[NDWARVES + 1];
long dloc[NDWARVES + 1];
long odloc[NDWARVES + 1];
long fixed[NOBJECTS + 1];
long link[NOBJECTS * 2 + 1];
long place[NOBJECTS + 1];