I_OWN_IT 451 src/filelock.c return I_OWN_IT; I_OWN_IT 488 src/filelock.c return err == I_OWN_IT ? 0 : err; I_OWN_IT 570 src/filelock.c && !(!NILP (lfname) && current_lock_owner (NULL, lfname) == I_OWN_IT)) I_OWN_IT 608 src/filelock.c || (err == I_OWN_IT I_OWN_IT 759 src/filelock.c case I_OWN_IT: ret = Qt; break;