nginx_build_script: enhance: LibreSSL note

nginx_build_script/README.md

@@ -45,12 +45,16 @@ done
 
 #### Note :  
 * don't forgot to add necessary `lua_package_path` directive to `nginx.conf`, in the http context. else Nginx won't run.
-* LibreSSL is broken when compile with Nginx Lua
-
 ```lua
 lua_package_path "/usr/local/lua/?.lua;;';
 ```
 
+* LibreSSL is broken when compile with Nginx Lua
+taken from compiler:
+```
+error: implicit declaration of function ‘SSL_client_hello_get0_ext’ [-Werror=implicit-function-declaration]
+```
+
 systemd Template:
 `Location : /lib/systemd/system/nginx.service`