Linking with external Asio does not work

[barracuda156]

[ 11%] Linking CXX shared library librestbed.dylib
/opt/local/bin/cmake -E cmake_link_script CMakeFiles/restbed-shared.dir/link.txt --verbose=ON
/opt/local/bin/g++-mp-12 -pipe -I/opt/local/libexec/openssl3/include -Os -DNDEBUG -I/opt/local/libexec/openssl3/include -isystem/opt/local/include -D_GLIBCXX_USE_CXX11_ABI=0 -Wall -Wextra -Weffc++ -pedantic -Wno-unknown-pragmas -Wno-deprecated-declarations -Wno-non-virtual-dtor -DASIO_STANDALONE=YES -Wno-deprecated-declarations -arch ppc -mmacosx-version-min=10.6 -dynamiclib -Wl,-headerpad_max_install_names -L/opt/local/libexec/openssl3/lib -L/opt/local/lib -Wl,-headerpad_max_install_names -compatibility_version 4.0.0 -current_version 4.7.0 -o librestbed.4.7.dylib -install_name /opt/local/lib/librestbed.4.dylib "CMakeFiles/restbed-shared.dir/source/corvusoft/restbed/detail/http_impl.cpp.o" "CMakeFiles/restbed-shared.dir/source/corvusoft/restbed/detail/ipc_socket_impl.cpp.o" "CMakeFiles/restbed-shared.dir/source/corvusoft/restbed/detail/service_impl.cpp.o" "CMakeFiles/restbed-shared.dir/source/corvusoft/restbed/detail/session_impl.cpp.o" "CMakeFiles/restbed-shared.dir/source/corvusoft/restbed/detail/socket_impl.cpp.o" "CMakeFiles/restbed-shared.dir/source/corvusoft/restbed/detail/web_socket_impl.cpp.o" "CMakeFiles/restbed-shared.dir/source/corvusoft/restbed/detail/web_socket_manager_impl.cpp.o" "CMakeFiles/restbed-shared.dir/source/corvusoft/restbed/http.cpp.o" "CMakeFiles/restbed-shared.dir/source/corvusoft/restbed/request.cpp.o" "CMakeFiles/restbed-shared.dir/source/corvusoft/restbed/resource.cpp.o" "CMakeFiles/restbed-shared.dir/source/corvusoft/restbed/response.cpp.o" "CMakeFiles/restbed-shared.dir/source/corvusoft/restbed/rule.cpp.o" "CMakeFiles/restbed-shared.dir/source/corvusoft/restbed/service.cpp.o" "CMakeFiles/restbed-shared.dir/source/corvusoft/restbed/session.cpp.o" "CMakeFiles/restbed-shared.dir/source/corvusoft/restbed/session_manager.cpp.o" "CMakeFiles/restbed-shared.dir/source/corvusoft/restbed/settings.cpp.o" "CMakeFiles/restbed-shared.dir/source/corvusoft/restbed/ssl_settings.cpp.o" "CMakeFiles/restbed-shared.dir/source/corvusoft/restbed/string.cpp.o" "CMakeFiles/restbed-shared.dir/source/corvusoft/restbed/uri.cpp.o" "CMakeFiles/restbed-shared.dir/source/corvusoft/restbed/web_socket.cpp.o" "CMakeFiles/restbed-shared.dir/source/corvusoft/restbed/web_socket_message.cpp.o"  -Wl,-rpath,/opt/local/lib /usr/lib/libssl.dylib /usr/lib/libcrypto.dylib 
Undefined symbols:
  "_OPENSSL_sk_num", referenced from:
      __ZNK4asio3ssl20rfc2818_verificationclEbRNS0_14verify_contextE in http_impl.cpp.o
  "_TLS_server_method", referenced from:
      __ZN4asio3ssl7contextC4ENS0_12context_base6methodE in service_impl.cpp.o
      __ZN4asio3ssl7contextC4ENS0_12context_base6methodE in service_impl.cpp.o
      __ZN4asio3ssl7contextC4ENS0_12context_base6methodE in service_impl.cpp.o
      __ZN4asio3ssl7contextC4ENS0_12context_base6methodE in service_impl.cpp.o
      __ZN4asio3ssl7contextC4ENS0_12context_base6methodE in service_impl.cpp.o
      __ZN4asio3ssl7contextC4ENS0_12context_base6methodE in service_impl.cpp.o
      __ZN4asio3ssl7contextC4ENS0_12context_base6methodE in service_impl.cpp.o
  "_SSL_CTX_set0_tmp_dh_pkey", referenced from:
      __ZN4asio3ssl7context15use_tmp_dh_fileERKSs in service_impl.cpp.o
  "_PEM_read_bio_Parameters", referenced from:
      __ZN4asio3ssl7context15use_tmp_dh_fileERKSs in service_impl.cpp.o
  "_OPENSSL_sk_value", referenced from:
      __ZNK4asio3ssl20rfc2818_verificationclEbRNS0_14verify_contextE in http_impl.cpp.o
  "_SSL_CTX_set_options", referenced from:
      __ZN7restbed6detail8HttpImpl16ssl_socket_setupERKSt10shared_ptrINS_7RequestEERKS2_IKNS_11SSLSettingsEE in http_impl.cpp.o
      __ZN4asio3ssl7context11set_optionsEl in service_impl.cpp.o
  "_TLS_method", referenced from:
      __ZN7restbed6detail8HttpImpl16ssl_socket_setupERKSt10shared_ptrINS_7RequestEERKS2_IKNS_11SSLSettingsEE in http_impl.cpp.o
      __ZN4asio3ssl7contextC4ENS0_12context_base6methodE in service_impl.cpp.o
      __ZN4asio3ssl7contextC4ENS0_12context_base6methodE in service_impl.cpp.o
      __ZN4asio3ssl7contextC4ENS0_12context_base6methodE in service_impl.cpp.o
      __ZN4asio3ssl7contextC4ENS0_12context_base6methodE in service_impl.cpp.o
      __ZN4asio3ssl7contextC4ENS0_12context_base6methodE in service_impl.cpp.o
      __ZN4asio3ssl7contextC4ENS0_12context_base6methodE in service_impl.cpp.o
      __ZN4asio3ssl7contextC4ENS0_12context_base6methodE in service_impl.cpp.o
  "_TLS_client_method", referenced from:
      __ZN4asio3ssl7contextC4ENS0_12context_base6methodE in service_impl.cpp.o
      __ZN4asio3ssl7contextC4ENS0_12context_base6methodE in service_impl.cpp.o
      __ZN4asio3ssl7contextC4ENS0_12context_base6methodE in service_impl.cpp.o
      __ZN4asio3ssl7contextC4ENS0_12context_base6methodE in service_impl.cpp.o
      __ZN4asio3ssl7contextC4ENS0_12context_base6methodE in service_impl.cpp.o
      __ZN4asio3ssl7contextC4ENS0_12context_base6methodE in service_impl.cpp.o
      __ZN4asio3ssl7contextC4ENS0_12context_base6methodE in service_impl.cpp.o
  "_SSL_CTX_get_default_passwd_cb", referenced from:
      __ZN7restbed6detail11ServiceImpl11https_startEv in service_impl.cpp.o
  "_EVP_PKEY_is_a", referenced from:
      __ZN7restbed6detail11ServiceImpl11https_startEv in service_impl.cpp.o
  "_SSL_CTX_get_default_passwd_cb_userdata", referenced from:
      __ZN4asio3ssl7contextD4Ev.isra.0 in http_impl.cpp.o
      __ZN7restbed6detail11ServiceImpl11https_startEv in service_impl.cpp.o
      __ZN7restbed6detail11ServiceImpl11https_startEv in service_impl.cpp.o
      __ZNSt23_Sp_counted_ptr_inplaceIN4asio3ssl7contextESaIvELN9__gnu_cxx12_Lock_policyE2EE10_M_disposeEv in service_impl.cpp.o
ld: symbol(s) not found