From: eg Date: 2005-01-16T02:26:10+09:00 Subject: Re: extconf.rb for Interbase on Windows Daniel Berger wrote: >>That extocnf.rb doesn't seem to provide that option. > > > But it should. Ask the author to add dir_config("interbase") to the > extconf.rb file. You can add it yourself in the meantime. > Regards, > > Dan > Thanks. That does it. I also forgot to set my vcvars32.bat (VC Net environment variables) before calling this. At least now it creates the makefile. E.