/* Exim: OS-specific C header file for Linux */
-/* Copyright (c) University of Cambridge 2017 */
+/* Copyright (c) University of Cambridge 1995 - 2018 */
/* See the file NOTICE for conditions of use and distribution. */
# define MSG_FASTOPEN 0x20000000
#endif
#define EXIM_HAVE_TCPI_UNACKED
+#ifndef TCPI_OPT_SYN_DATA
+# define TCPI_OPT_SYN_DATA 32
+#endif
/* End */