libEGL warning: DRI2: failed to find _glapi_get_proc_address

[J M]

How to create OpenGL Context without GLX?

#include <EGL/egl.h>
#include <GL/gl.h>
#include <X11/Xlib.h>
#include <iostream>

int main() {
	Display * xDisplay = XOpenDisplay(NULL);
	if (xDisplay == NULL) {
		std::cerr << "Error: XOpenDisplay" << std::endl;
		return -1;
	}
	EGLDisplay display = eglGetDisplay(
		(EGLNativeDisplayType)xDisplay
	);
	if (!eglInitialize(display, NULL, NULL)) {
		std::cerr << "Error: eglInitialize" << std::endl;
		return -1;
	}
	return 0;
}