--- a/libidav/davqlparser.h	Sat Apr 04 22:06:42 2015 +0200
+++ b/libidav/davqlparser.h	Sat Apr 04 22:20:39 2015 +0200
@@ -207,6 +207,9 @@
 /** Infinity recursion depth for a DavQLStatement. */
 #define DAV_DEPTH_INFINITY -1
 
+/** Expected an identifier, but found something else. */
+#define DAVQL_ERROR_IDENTIFIER_EXPECTED 10
+
 /** The with-clause contains an unknown attribute. */
 #define DAVQL_ERROR_UNKNOWN_ATTRIBUTE 20