Returns the unique identifier of the opaque type to which a keychain search object belongs.
- macOS 10.0–10.7Deprecated
A value that identifies the opaque type of a
This function returns a value that uniquely identifies the opaque type of a
Sec object. You can compare this value to the
CFType identifier obtained by calling the
CFGet function on a specific object. These values might change from release to release or platform to platform.