===> Building for ruby32-cairo-1.18.4
=> Removing backup files of patch before build
WARNING:  description and summary are identical
WARNING:  open-ended dependency on native-package-installer (>= 1.0.3) is not recommended
  if native-package-installer is semantically versioned, use:
    add_runtime_dependency 'native-package-installer', '~> 1.0', '>= 1.0.3'
WARNING:  open-ended dependency on pkg-config (>= 1.2.2) is not recommended
  if pkg-config is semantically versioned, use:
    add_runtime_dependency 'pkg-config', '~> 1.2', '>= 1.2.2'
WARNING:  open-ended dependency on red-colors (>= 0) is not recommended
  use a bounded requirement, such as '~> x.y'
WARNING:  See https://guides.rubygems.org/specification-reference/ for help
  Successfully built RubyGem
  Name: cairo
  Version: 1.18.4
  File: cairo-1.18.4.gem