Undefined symbols for architecture x86_64:
  "SpellcheckWordIterator::Initialize(SpellcheckCharAttribute const*, bool)", referenced from:
      electron::api::SpellCheckClient::SpellCheckText() in atom_api_spell_check_client.o
  "SpellcheckWordIterator::GetNextWord(std::__1::basic_string<unsigned short, base::string16_internals::string16_char_traits, std::__1::allocator<unsigned short> >*, unsigned long*, unsigned long*)", referenced from:
      electron::api::SpellCheckClient::SpellCheckText() in atom_api_spell_check_client.o
      electron::api::SpellCheckClient::IsContraction(electron::api::SpellCheckClient::SpellCheckScope const&, std::__1::basic_string<unsigned short, base::string16_internals::string16_char_traits, std::__1::allocator<unsigned short> > const&, std::__1::vector<std::__1::basic_string<unsigned short, base::string16_internals::string16_char_traits, std::__1::allocator<unsigned short> >, std::__1::allocator<std::__1::basic_string<unsigned short, base::string16_internals::string16_char_traits, std::__1::allocator<unsigned short> > > >*) in atom_api_spell_check_client.o
  "SpellcheckWordIterator::SetText(unsigned short const*, unsigned long)", referenced from:
      electron::api::SpellCheckClient::SpellCheckText() in atom_api_spell_check_client.o
      electron::api::SpellCheckClient::IsContraction(electron::api::SpellCheckClient::SpellCheckScope const&, std::__1::basic_string<unsigned short, base::string16_internals::string16_char_traits, std::__1::allocator<unsigned short> > const&, std::__1::vector<std::__1::basic_string<unsigned short, base::string16_internals::string16_char_traits, std::__1::allocator<unsigned short> >, std::__1::allocator<std::__1::basic_string<unsigned short, base::string16_internals::string16_char_traits, std::__1::allocator<unsigned short> > > >*) in atom_api_spell_check_client.o
  "SpellcheckWordIterator::SpellcheckWordIterator()", referenced from:
      electron::api::SpellCheckClient::SpellCheckClient(std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&, v8::Isolate*, v8::Local<v8::Object>) in atom_api_spell_check_client.o
  "SpellcheckWordIterator::~SpellcheckWordIterator()", referenced from:
      electron::api::SpellCheckClient::~SpellCheckClient() in atom_api_spell_check_client.o
  "SpellcheckCharAttribute::SetDefaultLanguage(std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&)", referenced from:
      electron::api::SpellCheckClient::SpellCheckClient(std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&, v8::Isolate*, v8::Local<v8::Object>) in atom_api_spell_check_client.o
  "SpellcheckCharAttribute::SpellcheckCharAttribute()", referenced from:
      electron::api::SpellCheckClient::SpellCheckClient(std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&, v8::Isolate*, v8::Local<v8::Object>) in atom_api_spell_check_client.o
  "SpellcheckCharAttribute::~SpellcheckCharAttribute()", referenced from:
      electron::api::SpellCheckClient::~SpellCheckClient() in atom_api_spell_check_client.o
  "SpellcheckWordIterator::IsInitialized() const", referenced from:
      electron::api::SpellCheckClient::SpellCheckText() in atom_api_spell_check_client.o
      electron::api::SpellCheckClient::IsContraction(electron::api::SpellCheckClient::SpellCheckScope const&, std::__1::basic_string<unsigned short, base::string16_internals::string16_char_traits, std::__1::allocator<unsigned short> > const&, std::__1::vector<std::__1::basic_string<unsigned short, base::string16_internals::string16_char_traits, std::__1::allocator<unsigned short> >, std::__1::allocator<std::__1::basic_string<unsigned short, base::string16_internals::string16_char_traits, std::__1::allocator<unsigned short> > > >*) in atom_api_spell_check_client.o
ld: symbol(s) not found for architecture x86_64