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

       /MAP/CROSS_REFERENCE
       /MAP/NOCROSS_REFERENCE (default)

    Directs the linker to replace the Symbols By Name section in
    a full or default image map with the Symbol Cross-Reference
    section.