On entry: a string identifying the option and, where required, the instance identifier.
- identify
- Returns a string description of the G22 handle supplied in handle. See Section 9 for more details.
- option
- Returns the value of option. If there are multiple instances of option, the value of the first is returned. If not all instances of option have the same value, NW_INSTANCE is returned.
- Returns the value of a single instance of option.
optstr is case insensitive and
option and
instance identifier may consist of one or more tokens separated by white space.
See the documentation of the individual
Chapter G22 functions for details of valid values for
option and
instance identifier.