Windows에서 json을 설치할 수 없습니다. 오류가 발생했습니다. 오류 : json을 설치하는 동안 오류가 발생했습니다 : 오류 : gem 기본 확장을 빌드하지 못했습니다.

Json -v 1.8.5를 설치하는 동안 아래 오류가 발생합니다.이 문제를 해결하도록 도와주세요.

Ruby 버전 : ruby ​​2.2.6p396 (2016-11-15 개정 56800) [x64-mingw32]

보석 버전 : 2.6.8

 C:\Users\apzal.bahin\Documents\Business Media\Learning\Cucumber calabash\Calabas
    hCucumberTest>gem install json -v 1.8.5
    Temporarily enhancing PATH to include DevKit...
    Building native extensions.  This could take a while...
    ERROR:  Error installing json:
            ERROR: Failed to build gem native extension.

        current directory: C:/Ruby22-x64/lib/ruby/gems/2.2.0/gems/json-1.8.5/ext/jso
    n/ext/generator
    C:/Ruby22-x64/bin/ruby.exe -r ./siteconf20170113-12584-dvx97z.rb extconf.rb
    creating Makefile

    current directory: C:/Ruby22-x64/lib/ruby/gems/2.2.0/gems/json-1.8.5/ext/json/ex
    t/generator
    make "DESTDIR=" clean

    current directory: C:/Ruby22-x64/lib/ruby/gems/2.2.0/gems/json-1.8.5/ext/json/ex
    t/generator
    make "DESTDIR="
    generating generator-x64-mingw32.def
    compiling generator.c
    make: x86_64-w64-mingw32-gcc: Command not found
    make: *** [generator.o] Error 127

    make failed, exit code 2

    Gem files will remain installed in C:/Ruby22-x64/lib/ruby/gems/2.2.0/gems/json-1
    .8.5 for inspection.
    Results logged to C:/Ruby22-x64/lib/ruby/gems/2.2.0/extensions/x64-mingw32/2.2.0
    /json-1.8.5/gem_make.out