Configure DGraph passing CMAKE_OXS_* flags

CMakeLists.txt

@@ -485,7 +485,10 @@ ENDFOREACH()
 TRY_COMPILE(RESULT_VAR ${CTK_BINARY_DIR}/Utilities/DGraph ${CTK_SOURCE_DIR}/Utilities/DGraph
               DGraph
               CMAKE_FLAGS
-                -DQT_QMAKE_EXECUTABLE:BOOL=${QT_QMAKE_EXECUTABLE}
+                -DQT_QMAKE_EXECUTABLE:FILE=${QT_QMAKE_EXECUTABLE}
+                -DCMAKE_OSX_ARCHITECTURES:STRING=${CMAKE_OSX_ARCHITECTURES}
+                -DCMAKE_OSX_DEPLOYMENT_TARGET:STRING=${CMAKE_OSX_DEPLOYMENT_TARGET}
+                -DCMAKE_OSX_SYSROOT:STRING=${CMAKE_OSX_SYSROOT}
                 -DCMAKE_VERBOSE_MAKEFILE:BOOL=FALSE
               OUTPUT_VARIABLE output)
 IF(NOT RESULT_VAR)