'std::array<uint8_t,32>': base class undefined

'std::array<uint8_t,24>': base class undefined

'X25519DerivedKeys::keys' uses undefined class 'std::array<uint8_t,64>'

'crypto_wipe': no overloaded function could convert all the argument types

cannot deduce template arguments for 'std::span'

'std::span<_Ty,_Extent> std::span(_Rng &&)': could not deduce template argument for '_Ty'

'std::span<_Ty,_Extent> std::span(const std::array<_OtherTy,_Size> &) noexcept': could not deduce template argument for 'const std::array<_OtherTy,_Size> &' from 'const size_t'

'std::span<_Ty,_Extent> std::span(std::array<_OtherTy,_Size> &) noexcept': could not deduce template argument for 'std::array<_OtherTy,_Size> &' from 'const size_t'

'std::span<_Ty,_Extent> std::span(type_identity<_Ty>::type (&)[_Size]) noexcept': could not deduce template argument for 'type_identity<_Ty>::type (&)[_Size]' from 'const size_t'

'std::span<_Ty,_Extent> std::span(_It,_Sentinel) noexcept(<expr>)': expects 2 arguments - 1 provided