| IO | Parameter | Type | Description
|
| in | theCADArea | longint | Area ID
|
| in | theBlockID | longint | A Block ID or kCADRootBlockID for the root
drawing
|
| in | theObjID | longint | An Object ID, see Scope
|
| in | theTypeOfLock | integer | An object locking type constant
|
| out | theObjLockedFlag | integer | A boolean constant
|
| out | function result | OSErr | Error result code, also see Error handling
|