[Bug fortran/49138] Add /usr/include/fortran/{,gcc-} to the file/module search path

[burnus at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49138

--- Comment #6 from Tobias Burnus <burnus at gcc dot gnu.org> ---
See also:
- http://fedoraproject.org/wiki/PackagingDrafts/FortranLibraries (from 2008)
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=714730
  + http://lists.debian.org/debian-science/2013/07/msg00012.html