MacOS: support large group-membership counts

[users/heiko/exim.git] / src / OS / os.h-Darwin

diff --git a/src/OS/os.h-Darwin b/src/OS/os.h-Darwin
index 8efbc8562033dbfa75a4c2bef5b73f2510b99461..b597f9da30a965d330311e69bb4175e520e9cb94 100644 (file)
--- a/src/OS/os.h-Darwin
+++ b/src/OS/os.h-Darwin
@@ -1,5 +1,3 @@
-/* $Cambridge: exim/src/OS/os.h-Darwin,v 1.2 2005/05/10 22:39:20 tom Exp $ */
-
 /* Exim: OS-specific C header file for Darwin (Mac OS X) */
 
 /* #define CRYPT_H */  /* Apparently this isn't needed */
@@ -29,4 +27,30 @@ aren't set, so we invent a new one. */
 #define NO_IP_VAR_H
 #define DARWIN_IP_OPTIONS
 
+/* Need this for the DNS lookup code. Remember to remove if we get round to
+updating Exim to use the newer interface. */
+
+#define BIND_8_COMPAT
+
+/* It's not .so for dynamic libraries on Darwin. */
+#define DYNLIB_FN_EXT "dylib"
+
+/* We currently need some assistance getting OFF_T_FMT correct on MacOS */
+#ifdef OFF_T_FMT
+# undef OFF_T_FMT
+#endif
+#define OFF_T_FMT "%lld"
+#define LONGLONG_T long int
+
+/* default is non-const */
+#define ICONV_ARG2_TYPE const char **
+
+/* seems arpa/nameser.h does not define this */
+#define NS_MAXMSG 65535
+
+/* There may be very many supplementary groups for the user. See notes
+in "man 2 getgroups". */
+#define _DARWIN_UNLIMITED_GETGROUPS
+#define EXIM_GROUPLIST_SIZE 64
+
 /* End */