[gfortran,patch] FPE options, once again

[FX Coudert]

> Of course, it could be me fumbling with autotools. But I did run
> aclocal;autoconf;automake so I think that should be ok, and configure
> did check for fenv.h and concluded that it was present..

I think you forgot to run "autoheader". Or you could use "autoreconf", 
which does everything for you (this is usually what I do when in doubt).

Can you confirm this does resolve the issue?

FX