#define kIOConsoleSessionLoginDoneKey "kCGSessionLoginDoneKey" /* value is OSBoolean */
#define kIOConsoleSessionSecureInputPIDKey "kCGSSessionSecureInputPID" /* value is OSNumber */
#define kIOConsoleSessionScreenLockedTimeKey "CGSSessionScreenLockedTime" /* value is OSNumber, secs - 1970 */
+#define kIOConsoleSessionScreenIsLockedKey "CGSSessionScreenIsLocked" /* value is OSBoolean */
// IOResources property
#define kIOConsoleUsersSeedKey "IOConsoleUsersSeed" /* value is OSNumber */