diff -ur dbus-ORIG/dbus/dbus-sysdeps-unix.c dbus/dbus/dbus-sysdeps-unix.c
--- dbus-ORIG/dbus/dbus-sysdeps-unix.c	2007-08-07 06:05:12.000000000 +0200
+++ dbus/dbus/dbus-sysdeps-unix.c	2007-08-07 06:08:22.000000000 +0200
@@ -1643,7 +1643,7 @@
 
   if (!_dbus_credentials_add_unix_pid(credentials, _dbus_getpid()))
     return FALSE;
-  if (!_dbus_credentials_add_unix_uid(credentials, _dbus_getuid()))
+  if (!_dbus_credentials_add_unix_uid(credentials, _dbus_geteuid()))
     return FALSE;
 
   return TRUE;
@@ -1686,6 +1686,15 @@
   return getuid ();
 }
 
+/** Gets our effective UID
+ * @returns process effective UID
+ */
+dbus_uid_t
+_dbus_geteuid (void)
+{
+  return geteuid ();
+}
+
 /**
  * The only reason this is separate from _dbus_getpid() is to allow it
  * on Windows for logging but not for other purposes.
diff -ur dbus-ORIG/dbus/dbus-sysdeps-unix.h dbus/dbus/dbus-sysdeps-unix.h
--- dbus-ORIG/dbus/dbus-sysdeps-unix.h	2007-08-07 06:05:12.000000000 +0200
+++ dbus/dbus/dbus-sysdeps-unix.h	2007-08-07 06:08:41.000000000 +0200
@@ -121,6 +121,7 @@
 void        _dbus_group_info_free     (DBusGroupInfo    *info);
 
 dbus_uid_t    _dbus_getuid (void);
+dbus_uid_t    _dbus_geteuid (void);
 dbus_gid_t    _dbus_getgid (void);
 
 dbus_bool_t _dbus_parse_uid (const DBusString  *uid_str,