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    SubjectRe: Thread implementations...
    > On Sun, 21 Jun 1998, John Kodis wrote:
    > > status = sys$qio(
    > > READ_OPCODE, fd, buffer, sizeof(buffer),
    > > get called with the ast_parameter in the context of the process that
    > > posted the QIO. This provided a powerful and easy-to-use method of
    > > dealing with async IO. It's one of the few VMS features that I wish
    > > Unix supported.

    This kind of asynchronous I/O is defined in the Posix RT specification
    and should all be in glibc 2.1.x at some point (the 2.1.x kernel has
    real time signals - which queue and contain one byte of data - the
    C library can do the rest with clone() and signal handlers).

    > Yep, this was very cool. I used it for great effect in a MUD game I wrote
    > on VAX/VMS 5.1 yonks ago at university.

    VaxMUD ?

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