diff --git a/EGkSfrCreate.h b/EGkSfrCreate.h
index fea6cd4..2a1f6c5 100644
--- a/EGkSfrCreate.h
+++ b/EGkSfrCreate.h
@@ -35,7 +35,7 @@ EGK_EXPORT ISurfFlatRegion* GetSurfFlatRegionFromFatCurve( ICurve* pCrv, double
 EGK_EXPORT ISurfFlatRegion* GetSurfFlatRegionFromTriangle( const Triangle3d& Tria) ;
 EGK_EXPORT ISurfFlatRegion* GetSurfFlatRegionFromPolyLine( const PolyLine& ContourPolyLine) ;
 EGK_EXPORT ISurfFlatRegion* GetSurfFlatRegionFromPolyLineVector( const POLYLINEVECTOR& vContoursPolyLineVec) ;
-EGK_EXPORT bool CalcRegionPolyLines( const POLYLINEVECTOR& vPL, POLYLINEVECTOR& vPLOrd, Vector3d& vtN, INTMATRIX& vnPLIndMat) ;
+EGK_EXPORT bool CalcRegionPolyLines( const POLYLINEVECTOR& vPL, POLYLINEVECTOR& vPLOrd, Vector3d& vtN, INTMATRIX& vnPLIndMat, BOOLVECTOR& vbInvert) ;
 
 
 //----------------------------------------------------------------------------
diff --git a/EXeExecutor.h b/EXeExecutor.h
index 2b806a3..6e7ac5e 100644
--- a/EXeExecutor.h
+++ b/EXeExecutor.h
@@ -376,8 +376,10 @@ EXE_EXPORT int  ExeCreateBezierSphere( int nParentId, const Point3d& ptCenter, d
 EXE_EXPORT int  ExeCreateSurfBezierTria2D( int nParentId, int nSurfBzId, int nTextHeight, bool bShowTrim, int* pnCount) ;
 EXE_EXPORT int  ExeCreateSurfBzByFlatContour( int nParentId, int nCrvId, double dLinTol) ;
 EXE_EXPORT int  ExeCreateSurfBzByRegion( int nParentId, const INTVECTOR& vCrvId, double dLinTol) ;
-EXE_EXPORT int  ExeCreateSurfBzByExtrusion( int nParentId, const INTVECTOR& vCrvIds, const Vector3d& vtExtr, bool bCapEnds,
+EXE_EXPORT int  ExeCreateSurfBzByExtrusion( int nParentId, int nCrvId, const Vector3d& vtExtr, bool bCapEnds,
                                             double dLinTol, int nRefType) ;
+EXE_EXPORT int  ExeCreateSurfBzByRegionExtrusion( int nParentId, const INTVECTOR& vCrvIds, const Vector3d& vtExtr, bool bCapEnds,
+                                                  double dLinTol, int nRefType) ;
 EXE_EXPORT int  ExeCreateSurfBzByScrewing( int nParentId, int nCrvId,
                                            const Point3d& ptAx, const Vector3d& vtAx,
                                            double dAngRotDeg, double dMove, bool bCapEnds, double dLinTol, int nRefType) ;
@@ -385,8 +387,8 @@ EXE_EXPORT int  ExeCreateSurfBzByRevolve( int nParentId, int nCrvId,
                                            const Point3d& ptAx, const Vector3d& vtAx,
                                            bool bCapEnds, double dLinTol, int nRefType) ;
 EXE_EXPORT int  ExeCreateSurfBzByPointCurve( int nParentId, int nCrvId, const Point3d& ptAx, bool bCapEnds, double dLinTol, int nRefType) ;
-EXE_EXPORT int  ExeCreateSurfBzRuled( int nParentId, int nCrvId1, int nCrvId2, int nRuledType, double dLinTol) ;
-EXE_EXPORT int  ExeCreateSurfBzSkinned( int nParentId, const INTVECTOR& nCrvId1, double dLinTol) ;
+EXE_EXPORT int  ExeCreateSurfBzRuled( int nParentId, int nCrvId1, int nCrvId2, int nRuledType, bool bCapEnds, double dLinTol) ;
+EXE_EXPORT int  ExeCreateSurfBzSkinned( int nParentId, const INTVECTOR& nCrvId1, bool bCapEnds, double dLinTol) ;
 
 // GeomDB Create Volume
 EXE_EXPORT int  ExeCreateVolZmap( int nParentId, const Point3d& ptIni, double dDimX,