Index: firmware/App/Controllers/SyringePump.h
===================================================================
diff -u -r46b163d19c65e8c21db7b0247bbb1af0dba1ece5 -raeeff23d7aec8a1396393d3cb188ac03eca60ead
--- firmware/App/Controllers/SyringePump.h	(.../SyringePump.h)	(revision 46b163d19c65e8c21db7b0247bbb1af0dba1ece5)
+++ firmware/App/Controllers/SyringePump.h	(.../SyringePump.h)	(revision aeeff23d7aec8a1396393d3cb188ac03eca60ead)
@@ -72,6 +72,7 @@
 typedef struct
 {
     F32 syringePumpVolumeDelivered;     ///< Syringe pump volume delivered.
+    F32 syringePumpVolumeRequired;      ///< Syringe pump volume required for therapy.
 } SYRINGE_PUMP_VOLUME_DATA_T;
 
 // ********** public function prototypes **********
@@ -88,6 +89,7 @@
 HEPARIN_STATE_T getHeparinState( void );
 void stopSyringePump( void );
 BOOL retractSyringePump( void );
+BOOL preloadSyringePlunger( void );
 BOOL seekSyringePlunger( void );
 BOOL primeSyringePump( void );
 BOOL checkForPrimeOcclusion( void );
@@ -104,6 +106,7 @@
 BOOL isSyringeVolumeAdequate( void );
 BOOL isSyringePumpPrimed( void );
 BOOL isSyringePumpRunning( void );
+BOOL isSyringePumpPreLoaded( void );
 F32  getSyringePumpVolumeDelivered( void );
 
 BOOL testSetSyringePumpDataPublishIntervalOverride( U32 value );