49 #define __FDELT(fd) ((fd) / NFDBITS)  argument
50 #define __FDMASK(fd) (1UL << ((fd) % NFDBITS))  argument
66 #define __FD_CLR(fd, set) (__FDS_BITS(fd_set*,set)[__FDELT(fd)] &= ~__FDMASK(fd))  argument
67 #define __FD_SET(fd, set) (__FDS_BITS(fd_set*,set)[__FDELT(fd)] |= __FDMASK(fd))  argument
68 #define __FD_ISSET(fd, set) ((__FDS_BITS(const fd_set*,set)[__FDELT(fd)] & __FDMASK(fd)) != 0)  argument
72 #define FD_CLR(fd, set) __FD_CLR_chk(fd, set, __bos(set))  argument
73 #define FD_SET(fd, set) __FD_SET_chk(fd, set, __bos(set))  argument
74 #define FD_ISSET(fd, set) __FD_ISSET_chk(fd, set, __bos(set))  argument
76 #define FD_CLR(fd, set) __FD_CLR(fd, set)  argument
77 #define FD_SET(fd, set) __FD_SET(fd, set)  argument
78 #define FD_ISSET(fd, set) __FD_ISSET(fd, set)  argument