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如何在Ubuntu 10.04上安装rmagick?
到目前为止,这是我所做的: sudo apt-get install imagemagick libmagickcore-dev 这并没有引发任何错误,因此我认为ImageMagick安装得很好。然后我尝试安装gem: sudo gem install rmagick 这导致以下错误: ERROR: Error installing rmagick: ERROR: Failed to build gem native extension. /usr/bin/ruby1.8 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 …