diff -Naur --exclude='*~' src/osgDB/Registry.cpp new/OpenSceneGraph-0.9.7/src/osgDB/Registry.cpp
--- src/osgDB/Registry.cpp	2004-05-07 13:43:41.000000000 +0000
+++ src/osgDB/Registry.cpp	2004-08-16 15:20:45.698906775 +0000
@@ -246,7 +246,12 @@
         //notify(DEBUG_INFO) << "OSGFILEPATH("<<ptr<<")"<<std::endl;
         setDataFilePathList(ptr);
     }
-
+    else
+    {
+#ifndef WIN32
+	setDataFilePathList("/usr/share/OpenSceneGraph/data:/usr/local/share/OpenSceneGraph/data");
+#endif
+    }
     //osg::notify(INFO)<<"Data FilePathList"<<std::endl;
     //PrintFilePathList(osg::notify(INFO),getDataFilePathList());
 }