un-nest curl

curl-8.15.0/docs/cmdline-opts/engine.md

@@ -0,0 +1,22 @@
+---
+c: Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
+SPDX-License-Identifier: curl
+Long: engine
+Arg: <name>
+Help: Crypto engine to use
+Protocols: TLS
+Category: tls
+Added: 7.9.3
+Multi: single
+See-also:
+  - ciphers
+  - curves
+Example:
+  - --engine flavor $URL
+---
+
+# `--engine`
+
+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 (and
+possibly none) of the engines may be available at runtime.