/* Exim: OS-specific C header file for Linux */
+/* Copyright (c) University of Cambridge 1995 - 2020 */
+/* Copyright (c) The Exim Maintainers 2021 */
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/* See the file NOTICE for conditions of use and distribution. */
+
/* Some old systems we've received bug-reports for have a <limits.h> which
does not pull in <features.h>. Best to just pull it in now and have done
#define HAVE_MMAP
#define HAVE_BSD_GETLOADAVG
#define HAVE_SYS_STATVFS_H
+#define HAVE_GETIFADDRS
#define NO_IP_VAR_H
#define SIG_IGN_WORKS
# define LLONG_MAX LONG_LONG_MAX
#endif
-#if _POSIX_C_SOURCE >= 200809L || _ATFILE_SOUCE
+#if _POSIX_C_SOURCE >= 200809L || _ATFILE_SOURCE
# define EXIM_HAVE_OPENAT
+# define EXIM_HAVE_FUTIMENS
#endif
+/* TCP Fast Open support */
+
#include <netinet/tcp.h> /* for TCP_FASTOPEN */
#include <sys/socket.h> /* for MSG_FASTOPEN */
#if defined(TCP_FASTOPEN) && !defined(MSG_FASTOPEN)
# define MSG_FASTOPEN 0x20000000
#endif
+#define EXIM_HAVE_TCPI_UNACKED
+#ifndef TCPI_OPT_SYN_DATA
+# define TCPI_OPT_SYN_DATA 32
+#endif
+
+/* "Abstract" Unix-socket names */
+#define EXIM_HAVE_ABSTRACT_UNIX_SOCKETS
+
+/* inotify(7) etc syscalls */
+#define EXIM_HAVE_INOTIFY
+
+/* Needed for uClibc */
+#ifndef NS_MAXMSG
+# define NS_MAXMSG 65535
+#endif
+#define EXIM_HAVE_STRCHRNUL
/* End */