Library /sys$common/syshlp/NCLHELP.HLB  —  set  session_control, outgoing_proxy
    Default: True          Value: True or false

    Specifies whether to invoke a proxy on outgoing connection
    requests when the user does not explicitly specify to do so.
    If this attribute is set to false, no proxy is invoked.

    Example:

    set session control outgoing proxy false
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