Possible compatibility problems with earlier versions marked with '*'.
+--- 1.4pl2+ 1998/4/17 (Released with Zebra)
+
Added Extended Services to server (backend.h). Thanks to Charles Woodfield.
-Added EXTERNAL: UNIverse Resource Report.
+Added EXTERNAL: UNIverse Resource Report (non-standard).
Implemened odr_enum and odr_set_of functions to handle ASN.1 types
ENUMERATED and SET OF.