18 AEcmd, /* bad command */
19 AEarg, /* bad argument */
20 AEoff, /* device offline */
21 AEcfg, /* config string already set */
22 AEver, /* unsupported version */
23 AEres, /* target reserved */
41 /* reserve / release */
116 extern char Echange[];
117 extern char Enotup[];