* Exim - an Internet mail transport agent *
*************************************************/
-/* Copyright (c) University of Cambridge 1995 - 2016 */
+/* Copyright (c) University of Cambridge 1995 - 2017 */
/* See the file NOTICE for conditions of use and distribution. */
#ifdef EXPERIMENTAL_BRIGHTMAIL
# include "bmi_spam.h"
#endif
-#ifdef EXPERIMENTAL_SPF
+#ifdef SUPPORT_SPF
# include "spf.h"
#endif
#ifdef EXPERIMENTAL_SRS
# undef DISABLE_DNSSEC
#endif
-/* Wrapper around read(2) to read all the data we requested (BLOCKING) */
-ssize_t
-readn(int fd, void *buffer, size_t len);
+/* Some platforms (FreeBSD, OpenBSD, Solaris) do not seem to define this */
+
+#ifndef POLLRDHUP
+# define POLLRDHUP (POLLIN | POLLHUP)
+#endif
#endif
/* End of exim.h */