The Move Translated Until Character routine moves the source
    string, character by character, to the destination string after
    translating each character using the specified translation table
    until the stop character is encountered. LIB$MOVTUC makes the VAX
    MOVTUC instruction available as a callable routine.

    Format

      LIB$MOVTUC  source-string ,stop-character ,translation-table

                  ,destination-string [,fill-character]