typo with the openGL extension handler under Linux

git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/trunk@1062 dfc29bdd-3216-0410-991c-e03cc46cb475

source/Irrlicht/COpenGLExtensionHandler.cpp

@@ -381,7 +381,7 @@ void COpenGLExtensionHandler::initExtensions(bool stencilBuffer)
 	pGlIsBufferARB = (PFNGLISBUFFERARBPROC)
 	IRR_OGL_LOAD_EXTENSION(reinterpret_cast<const GLubyte*>("glIsBufferARB"));
 
-	pGlGetBufferParameterivARB = (PFNGLDELETEBUFFERSARBPROC)
+	pGlGetBufferParameterivARB = (PFNGLGETBUFFERPARAMETERIVARBPROC)
 	IRR_OGL_LOAD_EXTENSION(reinterpret_cast<const GLubyte*>("glGetBufferParameterivARB"));
 
 	pGlGetBufferPointervARB = (PFNGLGETBUFFERPOINTERVARBPROC)