C:\Documents and Settings>gem install ferret
Need to update 6 gems from http://gems.rubyforge.org
…
complete
Building native extensions. This could take a while…
ERROR: While executing gem … (Gem::Installer::ExtensionBuildError)
ERROR: Failed to build gem native extension.
ruby extconf.rb install ferret
creating Makefile
nmake
‘nmake’ is not recognized as an internal or external command,
operable program or batch file.
Gem files will remain installed in
c:/ruby/lib/ruby/gems/1.8/gems/ferret-0.11.3
for inspection.
Results logged to
c:/ruby/lib/ruby/gems/1.8/gems/ferret-0.11.3/ext/gem_make.out