===== Real time / EPOCH ======

==== RTC() ====

Returns the epoch / unixtime.

=== Description ===

<code>RTC()</code>

Returns the number of seconds since 1970-01-01 00:00:00.

=== Parameters ===

none

=== Return value ===

This function returns the epoch/unix timestamp as seconds.

=== Example usage ===

<code>RTC()</code>