zte's code,first commit

Change-Id: I9a04da59e459a9bc0d67f101f700d9d7dc8d681b
diff --git a/ap/lib/libcurl/curl-7.54.1/docs/cmdline-opts/head.d b/ap/lib/libcurl/curl-7.54.1/docs/cmdline-opts/head.d
new file mode 100644
index 0000000..350a100
--- /dev/null
+++ b/ap/lib/libcurl/curl-7.54.1/docs/cmdline-opts/head.d
@@ -0,0 +1,8 @@
+Long: head
+Short: I
+Help: Show document info only
+Protocols: HTTP FTP FILE
+---
+Fetch the headers only! HTTP-servers feature the command HEAD which this uses
+to get nothing but the header of a document. When used on an FTP or FILE file,
+curl displays the file size and last modification time only.