" --proxy-negotiate "
"Use HTTP Negotiate (SPNEGO) authentication on the proxy (H)",
" --proxy-ntlm Use NTLM authentication on the proxy (H)",
+#if defined(HAVE_GSSAPI) || defined(USE_WINDOWS_SSPI)
+ " --proxy-service-name NAME SPNEGO proxy service name",
+ " --service-name NAME SPNEGO service name",
+#endif
" -U, --proxy-user USER[:PASSWORD] Proxy user and password",
" --proxy1.0 HOST[:PORT] Use HTTP/1.0 proxy on given port",
" -p, --proxytunnel Operate through a HTTP proxy tunnel (using CONNECT)",