zte's code,first commit

Change-Id: I9a04da59e459a9bc0d67f101f700d9d7dc8d681b
diff --git a/ap/lib/libcurl/curl-7.54.1/docs/cmdline-opts/proxy-anyauth.d b/ap/lib/libcurl/curl-7.54.1/docs/cmdline-opts/proxy-anyauth.d
new file mode 100644
index 0000000..b60d0a0
--- /dev/null
+++ b/ap/lib/libcurl/curl-7.54.1/docs/cmdline-opts/proxy-anyauth.d
@@ -0,0 +1,7 @@
+Long: proxy-anyauth
+Help: Pick any proxy authentication method
+Added: 7.13.2
+See-also: proxy proxy-basic proxy-digest
+---
+Tells curl to pick a suitable authentication method when communicating with
+the given HTTP proxy. This might cause an extra request/response round-trip.