/* Define if printf-format argument lists a la GCC are available. */
#undef HAVE_GNUC25_PRINTFFORMAT
+/* Define if you have the poll function. */
+#undef HAVE_POLL
+
+/* Define if you have the nsl library (-lnsl). */
+#undef HAVE_LIBNSL
+
+/* Define if you have the socket library (-lsocket). */
+#undef HAVE_LIBSOCKET
+
/* 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