[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/dns-servers.d b/ap/lib/libcurl/curl-7.86.0/docs/cmdline-opts/dns-servers.d
new file mode 100755
index 0000000..ff07051
--- /dev/null
+++ b/ap/lib/libcurl/curl-7.86.0/docs/cmdline-opts/dns-servers.d
@@ -0,0 +1,16 @@
+c: Copyright (C) 1998 - 2022, Daniel Stenberg, <daniel@haxx.se>, et al.
+SPDX-License-Identifier: curl
+Long: dns-servers
+Arg: <addresses>
+Help: DNS server addrs to use
+Requires: c-ares
+Added: 7.33.0
+Category: dns
+Example: --dns-servers 192.168.0.1,192.168.0.2 $URL
+See-also: dns-interface dns-ipv4-addr
+Multi: single
+---
+Set the list of DNS servers to be used instead of the system default.
+The list of IP addresses should be separated with commas. Port numbers
+may also optionally be given as *:<port-number>* after each IP
+address.