GETJCLSYMBOL returns a CHARACTER string value that represents the requested exported JCL symbol.
>>-GETJCLSYMBOL(x)---------------------------------------------><
If there is no JCL symbol with the same value as x, a null string is returned.
//EX1 EXPORT SYMLIST=(S1,L1)
//SET1 SET S1=STEWART,L1=LAGUARDIA
//EX2 EXEC PGM=GETSYM /* PLI program call GETJCLSYMBOL */
.