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On Wed, 23 Aug 2006, Norman Gray wrote: > On 2006 Aug 23 , at 01.15, Brad Cavanagh wrote: > > >On Tue, 22 Aug 2006, Brad Cavanagh wrote: > > > > >I've looked at this error's entry in SSN/78, and I don't have any of the > > >FC, F77 or CC environment variables set, nor are they set in my > > >config.site. I don't see any environment variables that are set that would > > >affect the compiler. I've even tried this with a fresh checkout. > > > >Huh. I guess it was a problem with not setting FC. If I set it to > >/usr/bin/g77, POLPACK builds fine. libtool confusions between g95 and g77? > > If I recall correctly, the remarks about this in SSN/78 say little more than > `no, you're not mad; I don't know what it means either; are your FC variables > correct?'. This does seem to have gestured you towards the solution, but more > explicit guidance would probably be good. Can you think of any text for this > part that might be clearer? Or any index entries that might lead you to this > part more quickly? We have kicked the tyres on this one several times. The simple recipe is that if the autoconf system wants to use a Fortran 95 compiler then you must set the environment variable F77 to match it. (the underlying reason being that libtool only uses the old-style F77/Fortran support, so prefers different compilers).