NBBY              159 include/sys/param.h #define	setbit(a,i)	((a)[(i)/NBBY] |= 1<<((i)%NBBY))
NBBY              160 include/sys/param.h #define	clrbit(a,i)	((a)[(i)/NBBY] &= ~(1<<((i)%NBBY)))
NBBY              161 include/sys/param.h #define	isset(a,i)	((a)[(i)/NBBY] & (1<<((i)%NBBY)))
NBBY              162 include/sys/param.h #define	isclr(a,i)	(((a)[(i)/NBBY] & (1<<((i)%NBBY))) == 0)
NBBY              116 include/sys/types.h #define NFDBITS	(sizeof(fd_mask) * NBBY)	/* bits per mask */