rem: scr->b_pixmaps[WBUT_THAI] = pix; pix = wPixmapCreateFromXPMData(scr, PRED_ENGL_XPM);
add: scr->b_pixmaps[WBUT_XKBGROUP1] = pix; pix = wPixmapCreateFromXPMData(scr, PRED_XKBGROUP2_XPM);
context: allocButtonPixmaps(WScreen *scr){    WPixmap *pix;    /* create predefined pixmaps */    pix = wPixmapCreateFromXPMData(scr, PRED_CLOSE_XPM);    if (pix)      pix->shared = 1;    scr->b_pixmaps[WBUT_CLOSE] = pix;    pix = wPixmapCreateFromXPMData(scr, PRED_BROKEN_CLOSE_XPM);    if (pix)      pix->shared = 1;    scr->b_pixmaps[WBUT_BROKENCLOSE] = pix;    pix = wPixmapCreateFromXPMData(scr, PRED_ICONIFY_XPM);    if (pix)      pix->shared = 1;    scr->b_pixmaps[WBUT_ICONIFY] = pix;#ifdef XKB_BUTTON_HINT    pix = wPixmapCreateFromXPMData(scr, PRED_THAI_XPM);    if (pix)      pix->shared = 1;    scr->b_pixmaps[WBUT_THAI] = pix;    pix = wPixmapCreateFromXPMData(scr, PRED_ENGL_XPM);    if (pix)      pix->shared = 1;    scr->b_pixmaps[WBUT_ENGL] = pix;#endif        pix = wPixmapCreateFromXPMData(scr, PRED_KILL_XPM);    if (pix)      pix->shared = 1;    scr->b_pixmaps[WBUT_KILL] = pix;}