grap
grap(sp, sq);
grap(sp, sq);
struct snag grap[NSHIP]; /* 124 */
void grap(struct ship *, struct ship *);
#define grappled2(a, b) ((a)->file->grap[(b)->file->index].sn_count)
#define Xgrappled2(a, b) ((a)->file->grap[(b)->file->index].sn_turn < turn-1 \
struct snag *p = &ship->file->grap[a];
struct snag *p = &ship->file->grap[a];