我正在尝试gem install ovirt-engine-sdk在 Windows 10 机器上运行，但我面临以下问题：
extconf.rb:29:in `<main>': The "libxml2" package isn't available. (RuntimeError)
To see why this extension failed to compile, please check the mkmf.log which can
be found here:
C:/Ruby25-x64/lib/ruby/gems/2.5.0/extensions/x64-mingw32/2.5.0/ovirt-engine-sdk-4.2.5/mkmf.log
extconf failed, exit code 1
Gem files will remain installed in
C:/Ruby25-x64/lib/ruby/gems/2.5.0/gems/ovirt-engine-sdk-4.2.5 for inspection.
Results logged to
C:/Ruby25-x64/lib/ruby/gems/2.5.0/extensions/x64-mingw32/2.5.0/ovirt-engine-sdk-4.2.5/gem_make.out
An error occurred while installing ovirt-engine-sdk (4.2.5), and Bundler cannot
continue.
Make sure that `gem install ovirt-engine-sdk -v '4.2.5'` succeeds before
bundling.
In Gemfile:
fog was resolved to …