diff --git a/EGkCalcPocketing.h b/EGkCalcPocketing.h
index efeae81..792ad29 100644
--- a/EGkCalcPocketing.h
+++ b/EGkCalcPocketing.h
@@ -27,3 +27,7 @@
 //-----------------------------------------------------------------------------
 EGK_EXPORT bool CalcPocketing( const ISurfFlatRegion* pSfr, double dRad, double dStep, double dAngle, int nType,
                                bool bSmooth, ICRVCOMPOPOVECTOR& vCrv) ;
+EGK_EXPORT bool CalcZigZagInfill( const ISurfFlatRegion* pSfr, double dStep, bool bSmooth,
+                                  ICRVCOMPOPOVECTOR& vCrvCompoRes) ;
+EGK_EXPORT bool CalcSpiralInfill( const ISurfFlatRegion* pSfr, double dStep, bool bSmooth,
+                                  ICRVCOMPOPOVECTOR& vCrvCompoRes) ;
diff --git a/EXeExecutor.h b/EXeExecutor.h
index 7e5e2a8..82e30cd 100644
--- a/EXeExecutor.h
+++ b/EXeExecutor.h
@@ -692,8 +692,7 @@ EXE_EXPORT bool ExeSurfFrTestExternal( int nId1, int nId2, double dMinDist) ;
 EXE_EXPORT int  ExeSurfFrChunkCount( int nId) ;
 EXE_EXPORT int  ExeSurfFrChunkSimpleClassify( int nId1, int nChunk1, int nId2, int nChunk2, double dToler = 0) ;
 EXE_EXPORT int  ExeExtractSurfFrChunkLoops( int nId, int nChunk, int nDestGrpId, int* pnCount) ;
-EXE_EXPORT int  ExeSurfFrGetZigZagInfill( int nId, int nDestGrpId, double dStep, double dAng, bool bStepCorrection, 
-                                          bool bInvert, int* pnCount) ;
+EXE_EXPORT int  ExeSurfFrGetZigZagInfill( int nId, int nDestGrpId, double dStep, double dAng, bool bSmooth, int* pnCount) ;
 EXE_EXPORT int  ExeSurfTmVertexCount( int nId) ;
 EXE_EXPORT int  ExeSurfTmFacetCount( int nId) ;
 EXE_EXPORT int  ExeSurfTmPartCount( int nId) ;