;/* */
;/* */
;/* */
-;/* (C) 2002 Ullrich von Bassewitz */
-;/* Wacholderweg 14 */
-;/* D-70597 Stuttgart */
-;/* EMail: uz@musoftware.de */
+;/* (C) 2002-2012, Ullrich von Bassewitz */
+;/* Roemerstrasse 52 */
+;/* D-70794 Filderstadt */
+;/* EMail: uz@cc65.org */
;/* */
;/* */
;/* This software is provided 'as-is', without any expressed or implied */
-; Error codes
-EM_ERR_OK = 0 ; No error
-EM_ERR_NO_DRIVER = 1 ; No driver available
-EM_ERR_CANNOT_LOAD = 2 ; Error loading driver
-EM_ERR_INV_DRIVER = 3 ; Invalid driver
-EM_ERR_NO_DEVICE = 4 ; Device (hardware) not found
+; Error constants
+.enum
+ EM_ERR_OK ; No error
+ EM_ERR_NO_DRIVER ; No driver available
+ EM_ERR_CANNOT_LOAD ; Error loading driver
+ EM_ERR_INV_DRIVER ; Invalid driver
+ EM_ERR_NO_DEVICE ; Device (hardware) not found
+ EM_ERR_INSTALLED ; A driver is already installed
+
+ EM_ERR_COUNT ; Special: Number of error messages
+.endenum