You can request that informational messages from commands or statements in a CLIST be displayed or suppressed using operands on the CONTROL statement or the &SYSMSG control variable.

• To request that they be displayed, code:

  CONTROL MSG

  or

  SET &SYSMSG = ON

• To suppress the display of informational messages, code:

  CONTROL NOMSG

  or

  SET &SYSMSG = OFF