zte's code,first commit
Change-Id: I9a04da59e459a9bc0d67f101f700d9d7dc8d681b
diff --git a/ap/lib/libcurl/curl-7.54.1/docs/cmdline-opts/retry-connrefused.d b/ap/lib/libcurl/curl-7.54.1/docs/cmdline-opts/retry-connrefused.d
new file mode 100644
index 0000000..6a78e1f
--- /dev/null
+++ b/ap/lib/libcurl/curl-7.54.1/docs/cmdline-opts/retry-connrefused.d
@@ -0,0 +1,6 @@
+Long: retry-connrefused
+Help: Retry on connection refused (use with --retry)
+Added: 7.52.0
+---
+In addition to the other conditions, consider ECONNREFUSED as a transient
+error too for --retry. This option is used together with --retry.