@interface DIDiskArbEmulation : DIDiskArb - (void)addDisappearedCallbackWithMountPoint:(id)a0 shadowMountPoints:(id)a1 delegate:(id)a2; - (id)copyDescriptionWithBSDName:(id)a0; - (BOOL)ejectWithBSDName:(id)a0 error:(id *)a1; - (BOOL)unmountWithMountPoint:(id)a0 error:(id *)a1; - (BOOL)waitForDAIdleWithError:(id *)a0; @end