--- /dev/null
+/*
+ * "$Id: backend.h 4703 2005-09-26 19:33:58Z mike $"
+ *
+ * Backend definitions for the Common UNIX Printing System (CUPS).
+ *
+ * Copyright 1997-2005 by Easy Software Products.
+ *
+ * These coded instructions, statements, and computer programs are the
+ * property of Easy Software Products and are protected by Federal
+ * copyright law. Distribution and use rights are outlined in the file
+ * "LICENSE.txt" which should have been included with this file. If this
+ * file is missing or damaged please contact Easy Software Products
+ * at:
+ *
+ * Attn: CUPS Licensing Information
+ * Easy Software Products
+ * 44141 Airport View Drive, Suite 204
+ * Hollywood, Maryland 20636 USA
+ *
+ * Voice: (301) 373-9600
+ * EMail: cups-info@cups.org
+ * WWW: http://www.cups.org
+ *
+ * This file is subject to the Apple OS-Developed Software exception.
+ */
+
+#ifndef _CUPS_BACKEND_H_
+# define _CUPS_BACKEND_H_
+
+
+/*
+ * Constants...
+ */
+
+typedef enum cups_backend_e /**** Backend exit codes ****/
+{
+ CUPS_BACKEND_OK = 0, /* Job completed successfully */
+ CUPS_BACKEND_FAILED = 1, /* Job failed, use error-policy */
+ CUPS_BACKEND_CANCEL = 2, /* Job failed, cancel job */
+ CUPS_BACKEND_HOLD = 3, /* Job failed, hold job */
+ CUPS_BACKEND_STOP = 4, /* Job failed, stop queue */
+ CUPS_BACKEND_AUTH_REQUIRED = 5 /* Job failed, authentication required */
+} cups_backend_t;
+
+
+#endif /* !_CUPS_BACKEND_H_ */
+
+/*
+ * End of "$Id: backend.h 4703 2005-09-26 19:33:58Z mike $".
+ */