+#include <stdio.h>
#include "opengl.h"
int init_opengl(void)
#ifdef __glew_h__
glewInit();
#endif
+
+ printf("GL vendor: %s\n", glGetString(GL_VENDOR));
+ printf("GL renderer: %s\n", glGetString(GL_RENDERER));
+ printf("GL version: %s\n", glGetString(GL_VERSION));
+
return 0;
}