Help error Php cURL



hi I installed owncloud on raspberry debian jessie, followed by a guide to the installation and so far everything ok but just launch from my pc my address I I get this error

 The PHP cURL module is not installed.

 Ask your server administrator to install the form.
 PHP modules have been installed, but are still listed as missing?

 Ask the administrator to restart the web server.


There you have it. Install the module and restart the webserver.