[Haskell-cafe] Re: Detecting system endianness

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But why would you want that? I understand the only situation when talking about number of bytes makes sense is when you are using Foreign and Ptr. (...)

Because I'm using both Ptr and Foreign? ;)

See my recent announcement for bytestring-trie. One of the optimizations I'm working on is to read off a full natural word at a time, (...)

I see, you mean the size of a machine word, not of Data.Word.