1 // SPDX-License-Identifier: GPL-2.0 2 // Copyright (C) 2018, Red Hat Inc, Arnaldo Carvalho de Melo <acme@redhat.com> 3 4 #include <sys/eventfd.h> 5 6 int main(void) 7 { 8 return eventfd(0, EFD_NONBLOCK); 9 }