Note: The lso (long string out) record is only available from EPICS base R3.15 on.
The variable x stands for the
written or read value.
%f):%i):%{):%s):x=VALVAL=xLEN field is set to the length of the input
including possible null bytes.
During initialization, the @init handler is executed, if
present. All format converters work like in normal operation.