zte's code,first commit
Change-Id: I9a04da59e459a9bc0d67f101f700d9d7dc8d681b
diff --git a/ap/lib/libcurl/curl-7.54.1/docs/cmdline-opts/engine.d b/ap/lib/libcurl/curl-7.54.1/docs/cmdline-opts/engine.d
new file mode 100644
index 0000000..cde1a47
--- /dev/null
+++ b/ap/lib/libcurl/curl-7.54.1/docs/cmdline-opts/engine.d
@@ -0,0 +1,8 @@
+Long: engine
+Arg: <name>
+Help: Crypto engine to use
+Protocols: TLS
+---
+Select the OpenSSL crypto engine to use for cipher operations. Use --engine
+list to print a list of build-time supported engines. Note that not all (or
+none) of the engines may be available at run-time.