fixed another bug

Modules/Dart.cmake

@@ -153,7 +153,7 @@ IF(BUILD_TESTING)
     ${TCL_TCLSH} ${DART_ROOT}/Source/Client/DashboardManager.tcl ${PROJECT_BINARY_DIR}/DartConfiguration.tcl Nightly DashboardStart)
     ADD_CUSTOM_TARGET(NightlyDashboardEnd 
     ${TCL_TCLSH} ${DART_ROOT}/Source/Client/DashboardManager.tcl ${PROJECT_BINARY_DIR}/DartConfiguration.tcl Nightly DashboardEnd)
-  ENDIF (UNIX)
+  ENDIF (${CMAKE_BUILD_TOOL} MATCHES make)
 
   ELSE(TCL_TCLSH)
     MESSAGE("Could not find TCL_TCLSH, disabling testing." "Error")