SETBIT
#define SETBIT(A, N) ((A)[(N)/BITS_PER_MAP] |= (1<<((N)%BITS_PER_MAP)))
#define SETBIT(t, b) (t[(b) >> 3] |= (ONE << ((b) & 7)))
#define SETBIT(A, N) ((A)[(N)/BITS_PER_MAP] |= (1<<((N)%BITS_PER_MAP)))
#define SETBIT(tib,boff) \