1.1 --- a/src/drivers/gl_vbo.c	Wed Jul 04 12:01:31 2012 +1000
     1.2 +++ b/src/drivers/gl_vbo.c	Fri Jul 13 21:05:10 2012 +1000
     1.3 @@ -260,7 +260,8 @@
     1.4  
     1.5  #ifdef GL_VERTEX_ARRAY_RANGE_NV
     1.6      if( isGLExtensionSupported("GL_NV_vertex_array_range") &&
     1.7 -            isGLExtensionSupported("GL_NV_fence") ) {
     1.8 +            isGLExtensionSupported("GL_NV_fence") &&
     1.9 +            glGenFencesNV ) {
    1.10          glEnableClientState( GL_VERTEX_ARRAY_RANGE_NV );
    1.11          driver->create_vertex_buffer = nv_create_buffer;
    1.12          return;