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    SubjectRe: Question about pipe implementation
    > My initial reason for asking this is that one of my professors was saying 
    > that he had this program in FreeBSD that worked great(pipes "backwards"),
    > and when he tried to port it to Linux it wouldn't work anymore.
    > Therefore, he concluded, Linux does not have bi-directional pipes.

    Correct. The fact most BSD boxes have bidirectional pipes is a side effect
    of them using socketpair to generate pipes. Its not something thats
    standards guaranteed or portable as an assumption.


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