diff --git a/src/osg/GLExtensions.cpp b/src/osg/GLExtensions.cpp
index 98e639896..8008e12ab 100644
--- a/src/osg/GLExtensions.cpp
+++ b/src/osg/GLExtensions.cpp
@@ -378,6 +378,10 @@ void* osg::getGLExtensionFuncPtr(const char *funcName)
 
     return dlsym(0, funcName);
 
+#elif defined (__QNX__)
+
+   return dlsym(RTLD_DEFAULT, funcName);
+
 #else // all other unixes
 
     return dlsym(0, funcName);