+#define ZINT_FORMAT "%" ZINT_FORMAT0
+
+/** \var typedef ZEBRA_RES
+ * \brief Common return type for Zebra API
+ *
+ * This return code indicates success with code ZEBRA_OK and failure
+ * with ZEBRA_FAIL
+ */
+typedef short ZEBRA_RES;
+#define ZEBRA_FAIL -1
+#define ZEBRA_OK 0
+
+YAZ_EXPORT zint atoi_zn(const char *buf, zint len);