MVC FSNAME(44),=CL44'TESTLIB.FILESYS1'
SPACE ,
CALL BPX4QSE, Quiesce a file system +
(FSNAME, Input: File system name (44 char) +
RETVAL, Return value: 0, -1, or 4 +
RETCODE, Return code +
RSNCODE), Reason code +
MF=(E,PLIST) ----------------------------------