/sys$common/syshlp/helplib.hlb PRODUCT, EXTRACT, RELEASE_NOTES, Qualifiers, /FILE  *Conan The Librarian (sorry for the slow response - running on an old VAX)

       /FILE=filespec

    Specifies the name of the output file that will contain the
    release notes. If no file name is given, the release notes are
    written to a file named DEFAULT.PCSI$RELEASE_NOTES in the current
    directory.