我已将我的系统更新到Ubuntu 15.04,现在无法安装Rmagick ......
它给了我以下错误:
$ gem install rmagick -v '2.13.2'
Building native extensions. This could take a while...
ERROR: Error installing rmagick:
ERROR: Failed to build gem native extension.
/home/maria/.rvm/rubies/ruby-2.1.1/bin/ruby -r ./siteconf20150428-16155-3f5duq.rb extconf.rb
checking for Ruby version >= 1.8.5... yes
checking for gcc... yes
checking for Magick-config... yes
checking for ImageMagick version >= 6.4.9... yes
checking for HDRI disabled version of ImageMagick... yes
checking for stdint.h... yes
checking for sys/types.h... yes
checking for wand/MagickWand.h... no
Can't install RMagick 2.13.2. Can't …