When you specify OUTPUT(*OUTFILE) with the Copy Spool File (CPYSPLF), Display Spooled File (DSPSPLF), or Work with Spooled Files (WRKSPLF) command under the DBCS version of the operating system, the target physical file must be DBCS-enabled.
Use the QIGC system value to check if a DBCS version of the system is installed. Because it is set by the system, it cannot be changed. This system value can be referred to in an application program. QIGC can be:
A DBCS system allows for concurrent use of SBCS and DBCS data. When the QIGC system value is 1, you should not assume all jobs are DBCS.