9 #define __NEED_suseconds_t
10 #define __NEED_struct_timeval
11 #define __NEED_struct_timespec
12 #define __NEED_sigset_t
14 #include <bits/alltypes.h>
16 #define FD_SETSIZE 1024
18 typedef unsigned long fd_mask;
22 unsigned long fds_bits[FD_SETSIZE / 8 / sizeof(long)];
25 #define FD_ZERO(s) do { int __i; unsigned long *__b=(s)->fds_bits; for(__i=sizeof (fd_set)/sizeof (long); __i; __i--) *__b++=0; } while(0)
26 #define FD_SET(d, s) ((s)->fds_bits[(d)/(8*sizeof(long))] |= (1UL<<((d)%(8*sizeof(long)))))
27 #define FD_CLR(d, s) ((s)->fds_bits[(d)/(8*sizeof(long))] &= ~(1UL<<((d)%(8*sizeof(long)))))
28 #define FD_ISSET(d, s) !!((s)->fds_bits[(d)/(8*sizeof(long))] & (1UL<<((d)%(8*sizeof(long)))))
30 int select (int, fd_set *, fd_set *, fd_set *, struct timeval *);
31 int pselect (int, fd_set *, fd_set *, fd_set *, const struct timespec *, const sigset_t *);