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[exim.git] / src / OS / os.h-GNU

diff --git a/src/OS/os.h-GNU b/src/OS/os.h-GNU
index 6d44d5a2d1052b20e8fcf42b4bfc547080962a9c..4fe55fa5ea90fe9d5c68d1831233164e8d7c0538 100644 (file)
--- a/src/OS/os.h-GNU
+++ b/src/OS/os.h-GNU
@@ -1,15 +1,17 @@
-/* $Cambridge: exim/src/OS/os.h-GNU,v 1.1 2004/10/06 15:07:39 ph10 Exp $ */
-
 /* Exim: OS-specific C header file for GNU/Hurd */
+/* Copyright (c) The Exim Maintainers 2020 - 2021 */
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+
+#include <features.h>
 
 #define CRYPT_H
+#define GLIBC_IP_OPTIONS
+#define HAVE_BSD_GETLOADAVG
 #define HAVE_MMAP
 #define HAVE_SYS_VFS_H
 #define NO_IP_VAR_H
-#define NO_NET_IF_H
-#define NO_FIND_INTERFACES
-#define SETRLIMIT_NOT_SUPPORTED
-#define GLIBC_IP_OPTIONS
+#define SIG_IGN_WORKS
+#define SIOCGIFCONF_GIVES_ADDR
 
 #define F_FREESP     O_TRUNC
 typedef struct flock flock_t;
@@ -17,4 +19,17 @@ typedef struct flock flock_t;
 #define os_strsignal strsignal
 #define OS_STRSIGNAL
 
+/* Hurd-specific bits below */
+
+/* default is non-const */
+#define ICONV_ARG2_TYPE const char **
+
+/* setgroups(0, NULL) succeeds, and drops the gid group
+as well as any supplementary groups*/
+#define OS_SETGROUPS_ZERO_DROPS_ALL
+
+#if _POSIX_C_SOURCE >= 200809L || _ATFILE_SOURCE
+# define EXIM_HAVE_OPENAT
+#endif
+
 /* End */