/* Use the definitions: */
+#ifdef HAVE_POLL
+#include <sys/poll.h>
+#else
+struct pollfd { int fd; short events; short revents; };
+#define POLLIN 1
+#define POLLPRI 2
+#define POLLOUT 4
+#endif
+
/* GNU C attributes. */
#ifndef FUNCATTR
#ifdef HAVE_GNUC25_ATTRIB