974   btni_t *button_ptr = NULL;  in spudec_copy_nav_to_overlay()  local
985   if (!button_ptr && nav_pci->hli.hl_gi.btngr_ns >= 1 && !(nav_pci->hli.hl_gi.btngr1_dsp_ty & 6))  in spudec_copy_nav_to_overlay()
986     button_ptr = &nav_pci->hli.btnit[0 * btns_per_group + button - 1];  in spudec_copy_nav_to_overlay()
987   if (!button_ptr && nav_pci->hli.hl_gi.btngr_ns >= 2 && !(nav_pci->hli.hl_gi.btngr2_dsp_ty & 6))  in spudec_copy_nav_to_overlay()
988     button_ptr = &nav_pci->hli.btnit[1 * btns_per_group + button - 1];  in spudec_copy_nav_to_overlay()
989   if (!button_ptr && nav_pci->hli.hl_gi.btngr_ns >= 3 && !(nav_pci->hli.hl_gi.btngr3_dsp_ty & 6))  in spudec_copy_nav_to_overlay()
990     button_ptr = &nav_pci->hli.btnit[2 * btns_per_group + button - 1];  in spudec_copy_nav_to_overlay()
991   if (!button_ptr) {  in spudec_copy_nav_to_overlay()
994     button_ptr = &nav_pci->hli.btnit[button - 1];  in spudec_copy_nav_to_overlay()
1000   overlay->hili_left   = (button_ptr->x_start > base->x) ? (button_ptr->x_start - base->x) : 0;  in spudec_copy_nav_to_overlay()
1001   overlay->hili_top    = (button_ptr->y_start > base->y) ? (button_ptr->y_start - base->y) : 0;  in spudec_copy_nav_to_overlay()
1002   overlay->hili_right  = (button_ptr->x_end   > base->x) ? (button_ptr->x_end   - base->x) : 0;  in spudec_copy_nav_to_overlay()
1003   overlay->hili_bottom = (button_ptr->y_end   > base->y) ? (button_ptr->y_end   - base->y) : 0;  in spudec_copy_nav_to_overlay()
1004   if(button_ptr->btn_coln != 0) {  in spudec_copy_nav_to_overlay()
1009 …overlay->hili_color[i] = clut[0xf & (nav_pci->hli.btn_colit.btn_coli[button_ptr->btn_coln-1][mode]…  in spudec_copy_nav_to_overlay()
1010 …overlay->hili_trans[i] = 0xf & (nav_pci->hli.btn_colit.btn_coli[button_ptr->btn_coln-1][mode] >> (…  in spudec_copy_nav_to_overlay()