This is a subroutine call with parameter passing that
returns an HL7 Batch Header (BHS) segment in the variable RESULT (and possibly
RESULT(1) if the BHS segment is longer than 245 characters).
The array of values returned by the call to
The Batch Control ID to be included in the BHS
segment. The Batch Control ID for the batch is returned by the call to
The variable that will be returned to the calling
application as described above. If the required input parameters HL or BID are
missing, RESULT is returned equal to null.