vga_loadchars
vga_loadchars(&vc->hdl, 0, wf->firstchar, wf->numchars,
vga_loadchars(&vc->hdl, slot, f->wsfont->firstchar,
void vga_loadchars(struct vga_handle *, int, int, int, int, const char *);
vga_loadchars(&vc->hdl, 2 * slot, 0, 256, f->height, data->data);