When commenting out this line from the warpring_dlg array, the preview display disappears:

Code:
    { d_warplist_proc,       16,     50,     65,     71,    jwin_pal[jcTEXTFG],     jwin_pal[jcTEXTBG],      0,    D_EXIT,     0,          0, (void *) &number_list,   NULL,   warpringdmapxy  },