-I/usr/include/x86_64-linux-gnu//ImageMagick-6 -I/usr/include/ImageMagick-6 -I/var/www/html/vendor/bundle/ruby/3.0.0/gems/rmagick-6.0.0/ext/RMagick -I/usr/include/ruby-3.0.0 -I/usr/include/ruby-3.0.0/ruby/backward -I/usr/include/x86_64-linux-gnu/ruby-3.0.0 -std=c++11 -D_FORTIFY_SOURCE=2 -DMAGICKCORE_HDRI_ENABLE=0 -DMAGICKCORE_QUANTUM_DEPTH=16 -DHAVE_MAGICK_MAGICKCORE_H -DHAVE_MALLOC_H -DHAVE_POSIX_MEMALIGN -DHAVE_MALLOC_USABLE_SIZE -DHAVE_GETIMAGECHANNELENTROPY -DHAVE_SETIMAGEGRAY -DHAVE_SETMAGICKALIGNEDMEMORYMETHODS -DRUBY_VERSION_STRING="ruby 3.0.2" -DRMAGICK_VERSION_STRING="RMagick 6.0.0" -DIMAGEMAGICK_GREATER_THAN_EQUAL_6_9_0=1 -DIMAGEMAGICK_GREATER_THAN_EQUAL_6_9_10=1