Typo


git-svn-id: svn://svn.code.sf.net/p/tigervnc/code/trunk@4837 3789f03b-4d11-0410-bbf8-ca57d06f2519
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 626af17..88af909 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -29,7 +29,7 @@
 add_definitions(-DLOCALEDIR="${CMAKE_INSTALL_PREFIX}/share/locale")
 
 if(MSVC)
-  message(FATAL "TigerVNC cannot be built with Visual Studio.  Please use MinGW")
+  message(FATAL_ERROR "TigerVNC cannot be built with Visual Studio.  Please use MinGW")
 endif()
 
 set(BUILD "")