diff -upr -x .deps -x .libs -x '*.la' -x '*.lo' dbus-1.8.0.old/dbus/dbus-sysdeps-util-win.c dbus-1.8.0/dbus/dbus-sysdeps-util-win.c
--- dbus-1.8.0.old/dbus/dbus-sysdeps-util-win.c	2014-09-26 17:35:03 +0000
+++ dbus-1.8.0/dbus/dbus-sysdeps-util-win.c	2014-09-05 22:19:40 +0000
@@ -1555,13 +1555,12 @@ _dbus_replace_install_prefix (const char
   if ((!_dbus_get_install_root(runtime_prefix, len) ||
        strncmp (configure_time_path, DBUS_PREFIX "/",
                 strlen (DBUS_PREFIX) + 1))) {
-     strcat (retval, configure_time_path);
-     return retval;
+     strcpy (retval, configure_time_path);
+  } else {
+     strcpy (retval, runtime_prefix);
+     strcat (retval, configure_time_path + strlen (DBUS_PREFIX) + 1);
   }
 
-  strcpy (retval, runtime_prefix);
-  strcat (retval, configure_time_path + strlen (DBUS_PREFIX) + 1);
-
   /* Somehow, in some situations, backslashes get collapsed in the string.
    * Since windows C library accepts both forward and backslashes as
    * path separators, convert all backslashes to forward slashes.