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

  Lets you specify the default size and precision for packed decimal  data
  not  explicitly  assigned  a  size  and  precision  in the program.  You
  specify the total number of digits (d) and the number of digits  to  the
  right of the decimal point (s).

  Format

      DECIMAL_SIZE (d,s)