Index: firmware/App/Modes/ModePreTreat.h
===================================================================
diff -u -r2f282113c1540be57b9d00833224d7ce93d460cd -r927dfd6e109af46160e5aef687f1b7c286d24703
--- firmware/App/Modes/ModePreTreat.h	(.../ModePreTreat.h)	(revision 2f282113c1540be57b9d00833224d7ce93d460cd)
+++ firmware/App/Modes/ModePreTreat.h	(.../ModePreTreat.h)	(revision 927dfd6e109af46160e5aef687f1b7c286d24703)
@@ -37,6 +37,7 @@
 U32  execPreTreatmentMode( void );                                  // Execute the pre-treatment mode state machine (call from OperationModes)
 void signalAlarmActionToPreTreatmentMode( ALARM_ACTION_T action );  // Execute alarm action as appropriate for pre-treatment mode
 
+TD_PRE_TREATMENT_MODE_STATE_T getPreTreatmentSubState( void );      // Get the current pre-treatment sub mode.
 void PreTxRequestTubeSetInstall( void );                            // Request Pre-Treatment mode to transition to Install state.
 void PreTxRequestContinueFromRecirculate( void );                   // Request Pre-Treatment mode to transition to Patient Connection state.