rem: dgc = W_GC(scr->darkGray);
context: drawRelief(WMView *view){    WMScreen *scr = view->screen;    Display *dpy = scr->display;    GC wgc;    GC lgc;    GC dgc;    int width = view->size.width;    int height = view->size.height;        wgc = W_GC(scr->white);    dgc = W_GC(scr->darkGray);    lgc = W_GC(scr->gray);    /* top left */    XDrawLine(dpy, view->window, dgc, 0, 0, width-1, 0);    XDrawLine(dpy, view->window, dgc, 0, 1, width-2, 1);        XDrawLine(dpy, view->window, dgc, 0, 0, 0, height-2);    XDrawLine(dpy, view->window, dgc, 1, 0, 1, height-3);        /* bottom right */    XDrawLine(dpy, view->window, wgc, 0, height-1, width-1, height-1);    XDrawLine(dpy, view->window, lgc, 1, height-2, width-2, height-2);    XDrawLine(dpy, view->window, wgc, width-1, 0, width-1, height-1);    XDrawLine(dpy, view->window, lgc, width-2, 1, width-2, height-3);}