Check correct glX extension name for swap_control, but it doesn't look like
we ever actually look up the symbol...that's probably a bug. :/
--- a/src/video/x11/SDL_x11gl.c Sun May 13 23:12:46 2007 +0000
+++ b/src/video/x11/SDL_x11gl.c Tue May 22 22:15:54 2007 +0000
@@ -269,7 +269,7 @@
}
gl_active = 1;
- if ( !glXExtensionSupported(this, "SGI_swap_control") ) {
+ if ( !glXExtensionSupported(this, "GLX_SGI_swap_control") ) {
this->gl_data->glXSwapIntervalSGI = NULL;
}
if ( !glXExtensionSupported(this, "GLX_MESA_swap_control") ) {