#include <X11/Xlib.h>
#include <unistd.h>

int main()
{
    Display* MainDisplay = XOpenDisplay(0);
    Window RootWindow = XDefaultRootWindow(MainDisplay);

    Window MainWindow = XCreateSimpleWindow(MainDisplay, RootWindow, 0, 0, 800, 600, 0, 0, 0x00aade87);
    XMapWindow(MainDisplay, MainWindow);
    XFlush(MainDisplay);

    for(;;) { sleep(1); }
}