-/* $Cambridge: exim/src/OS/os.h-OpenBSD,v 1.1 2004/10/06 15:07:39 ph10 Exp $ */
-
/* Exim: OS-specific C header file for OpenBSD */
+/* Copyright (c) University of Cambridge 1995 - 2018 */
+/* Copyright (c) The Exim Maintainers 2021 */
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/* See the file NOTICE for conditions of use and distribution. */
+
#define HAVE_BSD_GETLOADAVG
#define HAVE_MMAP
#define HAVE_SYS_MOUNT_H
-#define SIOCGIFCONF_GIVES_ADDR
+#define HAVE_GETIFADDRS
+#define EXIM_HAVE_OPENAT
+#define EXIM_HAVE_FUTIMENS
+#define HAVE_ARC4RANDOM
+/* In May 2014, OpenBSD 5.5 was released which cleaned up the arc4random_* API
+ which removed the arc4random_stir() function. Set NOT_HAVE_ARC4RANDOM_STIR
+ if the version released is past that point. */
+#include <sys/param.h>
+#if OpenBSD >= 201405
+# define NOT_HAVE_ARC4RANDOM_STIR
+#endif
typedef struct flock flock_t;
#define os_strsignal strsignal
#define OS_STRSIGNAL
+typedef struct __res_state *res_state;
+
+/* default is non-const */
+#define ICONV_ARG2_TYPE const char **
+
+#ifndef EPROTO
+# define EPROTO 71
+#endif
+
+/* We need to force this; the automatic in buildconfig.c gets %ld */
+#ifdef OFF_T_FMT
+# undef OFF_T_FMT
+# undef LONGLONG_T
+#endif
+#define OFF_T_FMT "%lld"
+#define LONGLONG_T long long int
+
+#ifdef PID_T_FMT
+# undef PID_T_FMT
+#endif
+#define PID_T_FMT "%d"
+
+#ifdef INO_T_FMT
+# undef INO_T_FMT
+#endif
+#define INO_T_FMT "%llu"
+
+#ifdef TIME_T_FMT
+# undef TIME_T_FMT
+#endif
+#define TIME_T_FMT "%lld"
+
+/* seems arpa/nameser.h does not define this.
+Space-constrained devices could use much smaller; a few k. */
+#define NS_MAXMSG 65535
+
+#define EXIM_HAVE_KEVENT
+
/* End */