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SYSCALLS/IOS_DI - I/O switch directory calls                 1987/01/22


Include files:

     C:          /sys/ins/ios_dir.ins.c
     Pascal:     /sys/ins/ios_dir.ins.pas


Procedures and Functions:

    IOS_DIR_$ISA (stream-id, status)
        Determines whether an open stream is associated with an
        object that is a directory.

    stream-id = IOS_DIR_$OPEN (dir-id, leaf-name, leaf-namelen, open-options,
                               status)
        Opens a stream connection to an object in a currently
        open directory.

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