Library /sys$common/syshlp/lse$clihelp.hlb REVIEW, Qualifier, /FILE  *Conan The Librarian (sorry for the slow response - running on an old VAX)

       /FILE=file-spec

    Specifies the name of the diagnostics file containing the results
    of a compilation. By default, LSE looks in your current directory
    for a .DIA file with the same file name as the file associated
    with the buffer.