diff -r 87ffa5ec6b1a -r 3a23cfaa8cb1 symbian4/single/sysdefs/auto/system_model.xml
--- a/symbian4/single/sysdefs/auto/system_model.xml	Wed Jun 30 13:37:22 2010 +0100
+++ b/symbian4/single/sysdefs/auto/system_model.xml	Wed Jun 30 15:34:20 2010 +0100
@@ -7885,6 +7885,7 @@
 <component name="messaging_history_api" long-name="Messaging History API" filter="s60" introduced="^4" class="api"/>
 <component name="msg_plat_build" long-name="Messaging Apps Platform APIs Build" filter="s60" introduced="^4" class="api">
 <!-- break this up into the above units and replace their base attributes with bldFile, etc -->
+<unit bldFile="app/messaging/msg_plat" proFile="msg_plat.pro" qmakeArgs="-r"/>
 </component>
 </collection>
 <collection name="msg_pub" long-name="Messaging Apps Public APIs" level="api">