package mdns import "syscall" func SetsockoptInt(fd uintptr, level, opt int, value int) (err error) { return syscall.SetsockoptInt(syscall.Handle(fd), level, opt, value) } func SetsockoptIPMreq(fd uintptr, level, opt int, mreq *syscall.IPMreq) (err error) { return syscall.SetsockoptIPMreq(syscall.Handle(fd), level, opt, mreq) }