void check_gl_error()
{
	int error = glGetError();
	if (error != GL_NO_ERROR)
		fprintf(stderr, "%s\n", gluErrorString(error));
}

GLuint g;
glGenTextures(1,&g);
glBindTexture(GL_TEXTURE_2D,g);
check_gl_error(); /* No output, and no I'm not redirecting stderr either */