cobcd-st ANY LENGTH
cobcd-st: VARIABLE_TREE::ReadFromFile() doesn't know how to handle
"????? ALPHANUMERIC 01 Z-MESSAGE-SHM X ANY LENGTH"
ANY LENGTH
and ANY NUMERIC
may be used in LINKAGE SECTION
(only) specifying the caller defines the length (it is resolved in the generated program).
It may be enough to specify "it is alphanumeric" if that is needed for something - the length is only known at run time and may also varying between runs.