z/OS JCL
The commands required for z/OS are:
//jobcard
//*
//BTEQ EXEC PGM=ITBMAIN
//STEPLIB DD DSN=bteq.library,DISP=SHR
//RUNDR DD DSN=DBC.SAMPLIB(LABSBTEQ),DISP=SHR
//SYSPRINT DD SYSOUT=*
//SYSIN DD *
.RUN DD=RUNDR
//