diff --git a/EInAPI.h b/EInAPI.h
index 898e5f7..dee0897 100644
--- a/EInAPI.h
+++ b/EInAPI.h
@@ -243,6 +243,8 @@ EIN_EXPORT int  __stdcall EgtCreateCurveCompoByChain( int nParentId, int nNumId,
                                                       const double ptNear[3], BOOL bErase, int nRefType) ;
 EIN_EXPORT int  __stdcall EgtCreateCurveCompoByReorder( int nParentId, int nNumId, const int nIds[],
                                                         const double ptNear[3], BOOL bErase, int nRefType) ;
+EIN_EXPORT int  __stdcall EgtCreateCurveCompoByInterpolation( int nParentId, int nP, const double ptPs[], int nType, int nRefType) ;
+EIN_EXPORT int  __stdcall EgtCreateCurveCompoByApproximation( int nParentId, int nP, const double ptPs[], int nType, double dLinTol, int nRefType) ;
 EIN_EXPORT int  __stdcall EgtCreateCurveCompoFromPoints( int nParentId, int nP, const double ptPs[/*3 x nP*/], int nRefType) ;
 EIN_EXPORT int  __stdcall EgtCreateCurveCompoFromPointBulges( int nParentId, int nPB, const double ptPBs[/*4 x nPB*/], int nRefType) ;
 EIN_EXPORT int  __stdcall EgtCreateRectangle2P( int nParentId, const double ptIni[3],
@@ -836,6 +838,7 @@ EIN_EXPORT BOOL __stdcall EgtSetAllOperationsMode( BOOL bActive) ;
 EIN_EXPORT BOOL __stdcall EgtSetOperationStatus( int nId, BOOL bShow) ;
 EIN_EXPORT BOOL __stdcall EgtGetOperationStatus( int nId) ;
 EIN_EXPORT BOOL __stdcall EgtSetAllOperationsStatus( BOOL bShow) ;
+EIN_EXPORT BOOL __stdcall EgtAdjustOperationPhase( int nId) ;
 EIN_EXPORT BOOL __stdcall EgtChangeOperationPhase( int nId, int nNewPhase) ;
 EIN_EXPORT int  __stdcall EgtGetPhaseLastOperation( int nPhase) ;
 EIN_EXPORT BOOL __stdcall EgtRemoveOperationHome( int nId) ;
diff --git a/EMkMachMgr.h b/EMkMachMgr.h
index 45f97d3..a510c0d 100644
--- a/EMkMachMgr.h
+++ b/EMkMachMgr.h
@@ -217,6 +217,7 @@ class __declspec( novtable) IMachMgr
       virtual bool SetOperationStatus( int nId, bool bShow) = 0 ;
       virtual bool GetOperationStatus( int nId, bool& bShow) const = 0 ;
       virtual bool SetAllOperationsStatus( bool bExceptFirstDisp, bool bShow) = 0 ;
+      virtual bool AdjustOperationPhase( int nMchId) = 0 ;
       virtual bool ChangeOperationPhase( int nMchId, int nNewPhase) = 0 ;
       virtual int  GetPhaseLastOperation( int nPhase) const = 0 ;
       virtual bool RemoveOperationHome( int nId) = 0 ;
diff --git a/EXeExecutor.h b/EXeExecutor.h
index 7e69525..f50434e 100644
--- a/EXeExecutor.h
+++ b/EXeExecutor.h
@@ -983,7 +983,8 @@ EXE_EXPORT bool ExeSetAllOperationsMode( bool bActive) ;
 EXE_EXPORT bool ExeSetOperationStatus( int nId, bool bShow) ;
 EXE_EXPORT bool ExeGetOperationStatus( int nId, bool& bShow) ;
 EXE_EXPORT bool ExeSetAllOperationsStatus( bool bShow) ;
-EXE_EXPORT bool ExeChangeOperationPhase( int nMchId, int nNewPhase) ;
+EXE_EXPORT bool ExeAdjustOperationPhase( int nId) ;
+EXE_EXPORT bool ExeChangeOperationPhase( int nId, int nNewPhase) ;
 EXE_EXPORT int  ExeGetPhaseLastOperation( int nPhase) ;
 EXE_EXPORT bool ExeRemoveOperationHome( int nId) ;
 // Dispositions