[T106][ZXW-22]7520V3SCV2.01.01.02P42U09_VEC_V0.8_AP_VEC origin source commit

Change-Id: Ic6e05d89ecd62fc34f82b23dcf306c93764aec4b
diff --git a/ap/lib/libcurl/curl-7.54.1/docs/cmdline-opts/proxy-negotiate.d b/ap/lib/libcurl/curl-7.54.1/docs/cmdline-opts/proxy-negotiate.d
new file mode 100644
index 0000000..775f62a
--- /dev/null
+++ b/ap/lib/libcurl/curl-7.54.1/docs/cmdline-opts/proxy-negotiate.d
@@ -0,0 +1,8 @@
+Long: proxy-negotiate
+Help: Use HTTP Negotiate (SPNEGO) authentication on the proxy
+Added: 7.17.1
+See-also: proxy-anyauth proxy-basic
+---
+Tells curl to use HTTP Negotiate (SPNEGO) authentication when communicating
+with the given proxy. Use --negotiate for enabling HTTP Negotiate (SPNEGO)
+with a remote host.