Added a GL vesion number check to LightModel, and small typo fix in Registry.

src/osg/LightModel.cpp

@@ -35,14 +35,18 @@ LightModel::~LightModel()
 void LightModel::apply(State&) const
 {
     glLightModelfv(GL_LIGHT_MODEL_AMBIENT,_ambient.ptr());
-    
-    if (_colorControl==SEPERATE_SPECULAR_COLOR)
+
+    static bool s_seperateSpecularSupported = strcmp((const char *)glGetString(GL_VERSION),"1.2")>=0;
+    if (s_seperateSpecularSupported)
     {
-	    glLightModeli(GL_LIGHT_MODEL_COLOR_CONTROL,GL_SEPERATE_SPECULAR_COLOR);
-    }
-    else
-    {
-	    glLightModeli(GL_LIGHT_MODEL_COLOR_CONTROL,GL_SINGLE_COLOR);
+        if (_colorControl==SEPERATE_SPECULAR_COLOR)
+        {
+	        glLightModeli(GL_LIGHT_MODEL_COLOR_CONTROL,GL_SEPERATE_SPECULAR_COLOR);
+        }
+        else
+        {
+	        glLightModeli(GL_LIGHT_MODEL_COLOR_CONTROL,GL_SINGLE_COLOR);
+        }
     }
     
     glLightModeli(GL_LIGHT_MODEL_LOCAL_VIEWER,_localViewer);

src/osgDB/Registry.cpp

@@ -177,7 +177,7 @@ void Registry::removeDotOsgWrapper(DotOsgWrapper* wrapper)
     EraseMacro(_nodeWrapperMap,wrapper);
 }
 
-#undef EraseMaroc
+#undef EraseMacro
 
 void Registry::addReaderWriter(ReaderWriter* rw)
 {