[Patch, fortran/14994] Fix - SECNDS Intrinsic not supported

[Paul Thomas]

Steve and Jerry,

> Go for it! You could even wrapper date_and_time
>
>with a Fortran 94 function instead of C.  Your
>choice.
>  
>
That's an excellent idea.  I would replace my C version of secnds, 
whilst you are about it.  It will be much more maintainable.

Cheers

Paul