duckdb @0.10.2: error: no type named 'type' in 'std::__1::enable_if<false, std::__1::unique_ptr<unsigned char [], std::__1::default_delete<unsigned char []> >::__nat>'; 'enable_if' cannot be used to disable this declaration

[ryandesign (Ryan Carsten Schmidt)]

​https://build.macports.org/builders/ports-10.10_x86_64-builder/builds/270056/steps/install-port/logs/stdio

/Library/Developer/CommandLineTools/usr/bin/../include/c++/v1/memory:2704:32: error: no type named 'type' in 'std::__1::enable_if<false, std::__1::unique_ptr<unsigned char [], std::__1::default_delete<unsigned char []> >::__nat>'; 'enable_if' cannot be used to disable this declaration
            typename enable_if<__same_or_less_cv_qualified<_Pp, pointer>::value, __nat>::type = __nat()) _NOEXCEPT
                               ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/opt/local/var/macports/build/_opt_bblocal_var_buildworker_ports_build_ports_databases_duckdb/duckdb/work/duckdb-0.10.2/src/include/duckdb/common/unique_ptr.hpp:61:18: note: in instantiation of member function 'std::__1::unique_ptr<unsigned char [], std::__1::default_delete<unsigned char []> >::unique_ptr' requested here
        using original::original;
                        ^
/opt/local/var/macports/build/_opt_bblocal_var_buildworker_ports_build_ports_databases_duckdb/duckdb/work/duckdb-0.10.2/src/include/duckdb/common/types/vector_buffer.hpp:79:56: note: while substituting deduced template arguments into function template 'unique_ptr' [with _Pp = duckdb::unique_ptr<unsigned char [], std::__1::default_delete<unsigned char>, false>]
            : buffer_type(VectorBufferType::STANDARD_BUFFER), data(std::move(data_p)) {
                                                              ^