HP 3000 Manuals

MPE/iX Quick Reference Guide

PUTJCW 

NM and CM callable.
Assigns the value of a particular job control word (JCW) in the job
control word table.

               CA      U16      I16
     PUTJCW(jcwname,jcwvalue,jcwstatus);

MPE/iX 5.0 Documentation