Warning fixes

src/osgPlugins/cfg/ConfigLexer.cpp

@@ -9,6 +9,10 @@
 #define YY_FLEX_MAJOR_VERSION 2
 #define YY_FLEX_MINOR_VERSION 5
 
+#if defined(_MSC_VER) && defined(OSG_DISABLE_MSVC_WARNINGS)
+    // disable '=' : conversion from 'int' to 'char', possible loss of data style warnings
+    #pragma warning( disable : 4244)
+#endif
 
 
 /* cfront 1.2 defines "c_plusplus" instead of "__cplusplus" */