//apple_ref/c/tdef/PINRemoteLockType The type of lock, either recursive or non-recursive PINRemoteLock.h //apple_ref/c/econst/PINRemoteLockTypeNonRecursive A non-recursive version of the lock. The default. PINRemoteLockTypeNonRecursive PINRemoteLock.h //apple_ref/c/econst/PINRemoteLockTypeRecursive A recursive version of the lock. More expensive. PINRemoteLockTypeRecursive PINRemoteLock.h