// debugging: show version information
int glxMajor, glxMinor;
glXQueryVersion(display, &glxMajor, &glxMinor);
- printf("Using GLX version %d.%d\n", glxMajor, glxMinor);
+ printf("Using GLX version: %d.%d\n", glxMajor, glxMinor);
// check for swap control functions
const char *extensions = glXQueryExtensionsString(display, DefaultScreen(display));
if (std::string(extensions).find("GLX_MESA_swap_control") != std::string::npos) {