diff --git a/EMkMachMgr.h b/EMkMachMgr.h
index 0ef6d3e..027b047 100644
--- a/EMkMachMgr.h
+++ b/EMkMachMgr.h
@@ -248,6 +248,7 @@ class __declspec( novtable) IMachMgr
       virtual int  GetHeadId( const std::string& sHead) const = 0 ;
       virtual int  GetHeadExitCount( const std::string& sHead) const = 0 ;
       virtual bool GetAxisToken( const std::string& sAxis, std::string& sToken) const = 0 ;
+      virtual bool GetAxisType( const std::string& sAxis, bool& bLinear) const = 0 ;
       virtual bool SetAxisPos( const std::string& sAxis, double dVal) = 0 ;
       virtual bool GetAxisPos( const std::string& sAxis, double& dVal) const = 0 ;
       virtual bool GetAxisHomePos( const std::string& sAxis, double& dHomeVal) const = 0 ;
diff --git a/EXeExecutor.h b/EXeExecutor.h
index 5c1d091..6801f0a 100644
--- a/EXeExecutor.h
+++ b/EXeExecutor.h
@@ -770,6 +770,7 @@ EXE_EXPORT int  ExeGetAxisId( const std::string& sAxis) ;
 EXE_EXPORT int  ExeGetHeadId( const std::string& sHead) ;
 EXE_EXPORT int  ExeGetHeadExitCount( const std::string& sHead) ;
 EXE_EXPORT bool ExeGetAxisToken( const std::string& sAxis, std::string& sToken) ;
+EXE_EXPORT bool ExeGetAxisType( const std::string& sAxis, bool& bLinear) ;
 EXE_EXPORT bool ExeGetAllHeadsNames( STRVECTOR& vNames) ;
 EXE_EXPORT bool ExeGetAllTablesNames( STRVECTOR& vNames) ;
 // Machine Calc