HP 3000 Manuals

MPE/iX Quick Reference Guide

LOGINFO 

NM and CM callable.
Provides information about an opened user logging file (whole file set).
User logging (LG) or system supervisor (OP) capability is required.

               I32V   I16        I16V   *
     LOGINFO (index,logstatus [,itemnum,item] [...]);

Up to four itemnum/item pairs can be specified.

MPE/iX 5.0 Documentation