The JCLLIB statement identifies the libraries that the system will search for:
It allows you to specify search paths beyond the standard system procedure libraries.
1//[name] JCLLIB ORDER=(library-name[,library-name]...)
1// JCLLIB ORDER=(USER.PROCLIB,SYS1.PROCLIB)
123456//MYJOB JOB (ACCT123),'JOHN SMITH' // JCLLIB ORDER=(USER.JCLLIB,PAYROLL.JCLLIB) //* // INCLUDE MEMBER=STDPARMS //* //STEP1 EXEC PGM=PAYROLL
123456//MYJOB JOB (ACCT123),'JOHN SMITH' // JCLLIB ORDER=(DEPT.PROCLIB,SYS1.PROCLIB) //* //STEP1 EXEC PAYPROC //* //STEP2 EXEC PGM=REPORT