Disable MMS auto-retrieve in the source

Okay, so this is no rocket science, but here's how to set the default to something sane, in the sources:
~/android/system-ics/packages/apps/Mms$ git diff res/xml/preferences.xml
diff --git a/res/xml/preferences.xml b/res/xml/preferences.xml
index bdae567..92bae55 100644
--- a/res/xml/preferences.xml
+++ b/res/xml/preferences.xml
@@ -64,7 +64,7 @@
                       android:key="pref_key_mms_read_reports"
                       android:summary="@string/pref_summary_mms_read_reports"
                       android:title="@string/pref_title_mms_read_reports" />
-    +                           android:key="pref_key_mms_auto_retrieval"
                       android:title="@string/pref_title_mms_auto_retrieval"
                       android:summary="@string/pref_summary_mms_auto_retrieval" />