Lines Matching refs:fd
43 #define _FD_BITSINDEX(fd) ((fd) / NFDBITS)
44 #define _FD_BIT(fd) (1L << ((fd) % NFDBITS))
50 #define FD_SET(fd, set) ((set)->bits[_FD_BITSINDEX(fd)] |= _FD_BIT(fd))
51 #define FD_CLR(fd, set) ((set)->bits[_FD_BITSINDEX(fd)] &= ~_FD_BIT(fd))
52 #define FD_ISSET(fd, set) ((set)->bits[_FD_BITSINDEX(fd)] & _FD_BIT(fd))