*1 = requires OpenSSL, GnuTLS, NSS, yassl, axTLS, PolarSSL, WinSSL (native
Windows), Secure Transport (native iOS/OS X) or GSKit (native IBM i)
- *2 = requires OpenLDAP
+ *2 = requires OpenLDAP or WinLDAP
*3 = requires a GSS-API implementation (such as Heimdal or MIT Kerberos) or
SSPI (native Windows)
*4 = requires a GSS-API implementation, however, only Windows SSPI is