自作しようとするとcld3 gemが作れないのなんでや…
current directory: /home/zunda/.gem/ruby/2.5.0/gems/cld3-3.2.4/ext/cld3
make "DESTDIR="
compiling nnet_language_identifier_c.cc
nnet_language_identifier_c.cc:21:10: fatal error: nnet_language_identifier.h: No such file or directory
#include "nnet_language_identifier.h"
^~~~~~~~~~~~~~~~~~~~~~~~~~~~
compilation terminated.
Makefile:210: recipe for target 'nnet_language_identifier_c.o' failed
make: *** [nnet_language_identifier_c.o] Error 1