[T106][ZXW-22]7520V3SCV2.01.01.02P42U09_VEC_V0.8_AP_VEC origin source commit

Change-Id: Ic6e05d89ecd62fc34f82b23dcf306c93764aec4b
diff --git a/ap/lib/libcurl/curl-7.54.1/docs/cmdline-opts/unix-socket.d b/ap/lib/libcurl/curl-7.54.1/docs/cmdline-opts/unix-socket.d
new file mode 100644
index 0000000..812d20f
--- /dev/null
+++ b/ap/lib/libcurl/curl-7.54.1/docs/cmdline-opts/unix-socket.d
@@ -0,0 +1,7 @@
+Long: unix-socket
+Arg: <path>
+Help: Connect through this Unix domain socket
+Added: 7.40.0
+Protocols: HTTP
+---
+Connect through this Unix domain socket, instead of using the network.