なんぞ
linking shared-object idn.so
/usr/bin/ld:
/tmp/build_…/.apt/usr/lib/x86_64-linux-gnu/libidn.a(nfkc.o):
relocation R_X86_64_32S against `.rodata' can not be used when making a shared
object; recompile with -fPIC
/tmp/…/.apt/usr/lib/x86_64-linux-gnu/libidn.a:
error adding symbols: Bad value
collect2: error: ld returned 1 exit status
Makefile:257: recipe for target 'idn.so' failed
docker-composeだとうまく進む
Fetching idn-ruby 0.1.0
Installing idn-ruby 0.1.0 with native extensions
直接bundle installしてもうまく進む (libicu-dev入れてないので後でこける)
Installing idn-ruby 0.1.0 with native extensions