diff --git a/cMake/FreeCadMacros.cmake b/cMake/FreeCadMacros.cmake
index 981f43294..de2a9f927 100644
--- a/cMake/FreeCadMacros.cmake
+++ b/cMake/FreeCadMacros.cmake
@@ -1,3 +1,5 @@
+include (CheckCXXSourceRuns)
+
 # ================================================================================
 # == Macros, mostly for special targets ==========================================
 
@@ -251,3 +253,61 @@ MACRO(SET_PYTHON_PREFIX_SUFFIX ProjectName)
         set_target_properties(${ProjectName} PROPERTIES SUFFIX ".pyd")
     endif(WIN32)
 ENDMACRO(SET_PYTHON_PREFIX_SUFFIX)
+
+MACRO(CHECK_MINIMUM_OCC_VERSION_HEX MinVersionHex)
+    set(CMAKE_REQUIRED_INCLUDES ${OCC_INCLUDE_DIR})
+    unset(OCC_MIN_VERSION CACHE)
+    set(OCC_CHECK_VERSION 0x060600)
+    CHECK_CXX_SOURCE_RUNS("
+        #include <Standard_Version.hxx>
+        int main ()
+        {
+            return OCC_VERSION_HEX >= ${MinVersionHex} ? 0 : -1;
+        }
+        "
+        OCC_MIN_VERSION)
+ENDMACRO(CHECK_MINIMUM_OCC_VERSION_HEX)
+
+MACRO(GET_OCC_VERSION_HEX)
+    # clear them to run the tests for each configure step
+    unset(OCC_MAJOR CACHE)
+    unset(OCC_MAJOR_COMPILED CACHE)
+    unset(OCC_MAJOR_EXITCODE CACHE)
+    unset(OCC_MINOR CACHE)
+    unset(OCC_MINOR_COMPILED CACHE)
+    unset(OCC_MINOR_EXITCODE CACHE)
+    unset(OCC_MICRO CACHE)
+    unset(OCC_MICRO_COMPILED CACHE)
+    unset(OCC_MICRO_EXITCODE CACHE)
+
+    set(CMAKE_REQUIRED_INCLUDES ${OCC_INCLUDE_DIR})
+    CHECK_CXX_SOURCE_RUNS("
+        #include <Standard_Version.hxx>
+        int main ()
+        {
+            return OCC_VERSION_MAJOR;
+        }
+        "
+        OCC_MAJOR)
+    CHECK_CXX_SOURCE_RUNS("
+        #include <Standard_Version.hxx>
+        int main ()
+        {
+            return OCC_VERSION_MINOR;
+        }
+        "
+        OCC_MINOR)
+    CHECK_CXX_SOURCE_RUNS("
+        #include <Standard_Version.hxx>
+        int main ()
+        {
+            return OCC_VERSION_MAINTENANCE;
+        }
+        "
+        OCC_MICRO)
+
+    unset(OCC_VERSION_HEX CACHE)
+    if (OCC_MAJOR_COMPILED AND OCC_MINOR_COMPILED AND OCC_MICRO_COMPILED)
+        set (OCC_VERSION_HEX "0x0${OCC_MAJOR_EXITCODE}0${OCC_MINOR_EXITCODE}0${OCC_MICRO_EXITCODE}")
+    endif()
+ENDMACRO(GET_OCC_VERSION_HEX)