To request that the data item be marked as changed, do the following:

• Specify B'1' in the CUNBCHANGEOI field of the mapping macro IXLYCUNB for the name element.

If you request that the system mark the data item as changed the system does the following:

• Marks the data item as changed.
• Updates the user-data and parity bits in the directory entry with the data you provide in the name element.
• Leaves the data item associated with the cast-out class to which it was assigned.