#include #include int main(void) { Display* MainDisplay = XOpenDisplay(NULL); Window RootWindow = XDefaultRootWindow(MainDisplay); Window MainWindow = XCreateSimpleWindow(MainDisplay, RootWindow, 0, 0, 800, 600, 0, 0, 0xffffffff); XMapWindow(MainDisplay, MainWindow); XFlush(MainDisplay); for (;;) { sleep(1); } }