The name of the object.
A property list for storing miscellaneous information.
capi-object provides a name and a property list for general purposes, along with the accessors
capi-object-plist respectively. A
capi-object's name is defaulted by define-interface to be the name of the slot into which the object is put.
(capi:capi-object-property object :green)
CAPI User Guide and Reference Manual (Windows version) - 3 Aug 2017