// +build !amd64 package util import "syscall" func FD_SET(p *syscall.FdSet, fd int) { p.X__fds_bits[fd/32] |= 1 << uint(fd) % 32 } func FD_ISSET(p *syscall.FdSet, fd int) bool { return (p.X__fds_bits[fd/32] & (1 << uint(fd) % 32)) != 0 }