Library /sys$common/syshlp/pca$help.hlb SHOW, KEY, Qualifiers, /ALL  *Conan The Librarian (sorry for the slow response - running on an old VAX)

    Specifies that all key definitions in the current state be
    displayed. You can use the /STATE qualifier to request key
    definitions in other states. If you use the /ALL qualifier, do
    not specify a key name.