VideoOptions_gump.cc:140:15: error: invalid operands to binary expression ('Gump_button *' and 'value_type'
      (aka 'std::__1::unique_ptr<Gump_button, std::__1::default_delete<Gump_button> >'))
        else if (btn == buttons[id_high_dpi])
                 ~~~ ^  ~~~~~~~~~~~~~~~~~~~~
VideoOptions_gump.cc:365:23: error: no viable overloaded '='
        buttons[id_high_dpi] = new VideoTextToggle(this, hdpi_text, colx[2], rowy[2], 74,
        ~~~~~~~~~~~~~~~~~~~~ ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/../include/c++/v1/memory:2553:29: note:
      candidate function (the implicit copy assignment operator) not viable: no known conversion from
      'VideoTextToggle *' to
      'const std::__1::unique_ptr<Gump_button, std::__1::default_delete<Gump_button> >' for 1st argument
class _LIBCPP_TYPE_VIS_ONLY unique_ptr
                            ^
/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/../include/c++/v1/memory:2638:47: note:
      candidate function not viable: no known conversion from 'VideoTextToggle *' to
      'std::__1::unique_ptr<Gump_button, std::__1::default_delete<Gump_button> >' for 1st argument
        _LIBCPP_INLINE_VISIBILITY unique_ptr& operator=(unique_ptr&& __u) _NOEXCEPT
                                              ^
/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/../include/c++/v1/memory:2694:43: note:
      candidate function not viable: no known conversion from 'VideoTextToggle *' to 'nullptr_t' for 1st
      argument
    _LIBCPP_INLINE_VISIBILITY unique_ptr& operator=(nullptr_t) _NOEXCEPT
                                          ^
/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/../include/c++/v1/memory:2654:13: note:
      candidate template ignored: could not match 'unique_ptr<type-parameter-0-0, type-parameter-0-1>'
      against 'VideoTextToggle *'
            operator=(unique_ptr<_Up, _Ep>&& __u) _NOEXCEPT
            ^
2 errors generated.
make[2]: *** [VideoOptions_gump.lo] Error 1
make[2]: *** Waiting for unfinished jobs....
make[1]: *** [all-recursive] Error 1