[Feature][ZXW-88]merge P50 version

Only Configure: No
Affected branch: master
Affected module: unknown
Is it affected on both ZXIC and MTK: only ZXIC
Self-test: Yes
Doc Update: No

Change-Id: I34667719d9e0e7e29e8e4368848601cde0a48408
diff --git a/ap/lib/libcurl/curl-7.86.0/docs/cmdline-opts/proxy-negotiate.d b/ap/lib/libcurl/curl-7.86.0/docs/cmdline-opts/proxy-negotiate.d
new file mode 100755
index 0000000..f0ca0b0
--- /dev/null
+++ b/ap/lib/libcurl/curl-7.86.0/docs/cmdline-opts/proxy-negotiate.d
@@ -0,0 +1,13 @@
+c: Copyright (C) 1998 - 2022, Daniel Stenberg, <daniel@haxx.se>, et al.
+SPDX-License-Identifier: curl
+Long: proxy-negotiate
+Help: Use HTTP Negotiate (SPNEGO) authentication on the proxy
+Added: 7.17.1
+See-also: proxy-anyauth proxy-basic
+Category: proxy auth
+Example: --proxy-negotiate --proxy-user user:passwd -x proxy $URL
+Multi: mutex
+---
+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.