[patch] Extend Fortran detection filename extensions

[Tom Tromey]

>>>>> "Jan" == Jan Kratochvil <jan.kratochvil@redhat.com> writes:

Jan> this patch would not need to be but it was made on top of pending
Jan> 	Re: [patch 3/3] Fortran modules namespaces [rediff]
Jan> 	http://sourceware.org/ml/gdb-patches/2010-06/msg00059.html

This is ok.

Jan> Therefore I extended the filename extensions table from that found
Jan> in gcc HEAD gcc/gcc.c:default_compilers[].

This seems like a good place to look.

Tom