curb out

$ gem install curb --platform=ruby -- --with-curl-lib=/usr/local/curl/lib  --with-curl-include=/user/local/opt/curl/include

current directory: /Users/below/.rvm/gems/ruby-2.6.3/gems/curb-0.9.10/ext
/Users/below/.rvm/rubies/ruby-2.6.3/bin/ruby -I /Users/below/.rvm/rubies/ruby-2.6.3/lib/ruby/site_ruby/2.6.0 -r ./siteconf20191115-75374-1805yor.rb extconf.rb --with-curl-lib\=/usr/local/curl/lib --with-curl-include\=/user/local/opt/curl/include
checking for curl-config... yes
checking for curlopt_tcp_keepalive... no
checking for curlopt_tcp_keepidle... no
checking for curlopt_tcp_keepintvl... no
checking for curlinfo_appconnect_time... no
checking for curlinfo_redirect_time... no
checking for curlinfo_response_code... no
checking for curlinfo_filetime... no
checking for curlinfo_redirect_count... no
checking for curlinfo_os_errno... no
checking for curlinfo_num_connects... no
checking for curlinfo_cookielist... no
checking for curlinfo_ftp_entry_path... no
checking for curl_version_ssl... no
checking for curl_version_libz... no
checking for curl_version_ntlm... no
checking for curl_version_gssnegotiate... no
checking for curl_version_debug... no
checking for curl_version_asynchdns... no
checking for curl_version_spnego... no
checking for curl_version_largefile... no
checking for curl_version_idn... no
checking for curl_version_sspi... no
checking for curl_version_conv... no
checking for curl_version_http2... no
checking for curlproxy_http... no
checking for curlproxy_socks4... no
checking for curlproxy_socks4a... no
checking for curlproxy_socks5... no
checking for curlproxy_socks5_hostname... no
checking for curlauth_basic... no
checking for curlauth_digest... no
checking for curlauth_gssnegotiate... no
checking for curlauth_ntlm... no
checking for curlauth_anysafe... no
checking for curlauth_any... no
checking for curle_tftp_notfound... no
checking for curle_tftp_perm... no
checking for curle_tftp_diskfull... no
checking for curle_tftp_illegal... no
checking for curle_tftp_unknownid... no
checking for curle_tftp_exists... no
checking for curle_tftp_nosuchuser... no
checking for curle_send_fail_rewind... no
checking for curle_ssl_engine_initfailed... no
checking for curle_login_denied... no
checking for curlopt_nosignal... no
checking for curlmopt_pipelining... no
checking for curlmopt_maxconnects... no
checking for curlopt_seekfunction... no
checking for curlopt_seekdata... no
checking for curlopt_sockoptfunction... no
checking for curlopt_sockoptdata... no
checking for curlopt_opensocketfunction... no
checking for curlopt_opensocketdata... no
checking for curle_conv_failed... no
checking for curle_conv_reqd... no
checking for curle_ssl_cacert_badfile... no
checking for curle_remote_file_not_found... no
checking for curle_ssh... no
checking for curle_ssl_shutdown_failed... no
checking for curle_again... no
checking for curle_ssl_crl_badfile... no
checking for curle_ssl_issuer_error... no
checking for curlinfo_redirect_url... no
checking for curlopt_username... no
checking for curlopt_password... no
checking for curlinfo_primary_ip... no
checking for curlauth_digest_ie... no
checking for curlftpmethod_multicwd... no
checking for curlftpmethod_nocwd... no
checking for curlftpmethod_singlecwd... no
checking for curlm_bad_socket... no
checking for curlm_unknown_option... no
checking for curl_multi_timeout()... no
checking for curl_multi_fdset()... no
checking for curl_multi_perform()... no
checking for curlopt_haproxyprotocol... no
checking for curlopt_interleavefunction... no
checking for curlopt_interleavedata... no
checking for curlopt_chunk_bgn_function... no
checking for curlopt_chunk_end_function... no
checking for curlopt_chunk_data... no
checking for curlopt_fnmatch_function... no
checking for curlopt_fnmatch_data... no
checking for curlopt_errorbuffer... no
checking for curlopt_stderr... no
checking for curlopt_failonerror... no
checking for curlopt_url... no
checking for curlopt_protocols... no
checking for curlopt_redir_protocols... no
checking for curlopt_proxy... no
checking for curlopt_proxyport... no
checking for curlopt_proxytype... no
checking for curlopt_noproxy... no
checking for curlopt_httpproxytunnel... no
checking for curlopt_socks5_gssapi_service... no
checking for curlopt_socks5_gssapi_nec... no
checking for curlopt_interface... no
checking for curlopt_localport... no
checking for curlopt_dns_cache_timeout... no
checking for curlopt_dns_use_global_cache... no
checking for curlopt_buffersize... no
checking for curlopt_port... no
checking for curlopt_tcp_nodelay... no
checking for curlopt_address_scope... no
checking for curlopt_netrc... no
checking for curl_netrc_optional... no
checking for curl_netrc_ignored... no
checking for curl_netrc_required... no
checking for curlopt_netrc_file... no
checking for curlopt_userpwd... no
checking for curlopt_proxyuserpwd... no
checking for curlopt_username... no
checking for curlopt_password... no
checking for curlopt_password... no
checking for curlopt_password... no
checking for curlopt_httpauth... no
checking for curlauth_digest_ie... no
checking for curlauth_only... no
checking for curlopt_tlsauth_type... no
checking for curlopt_tlsauth_srp... no
checking for curlopt_tlsauth_username... no
checking for curlopt_tlsauth_password... no
checking for curlopt_proxyauth... no
checking for curlopt_autoreferer... no
checking for curlopt_encoding... no
checking for curlopt_followlocation... no
checking for curlopt_unrestricted_auth... no
checking for curlopt_maxredirs... no
checking for curlopt_postredir... no
checking for curlopt_put... no
checking for curlopt_post... no
checking for curlopt_postfields... no
checking for curlopt_postfieldsize... no
checking for curlopt_postfieldsize_large... no
checking for curlopt_copypostfields... no
checking for curlopt_httppost... no
checking for curlopt_referer... no
checking for curlopt_useragent... no
checking for curlopt_httpheader... no
checking for curlopt_proxyheader... no
checking for curlopt_http200aliases... no
checking for curlopt_cookie... no
checking for curlopt_cookiefile... no
checking for curlopt_cookiejar... no
checking for curlopt_cookiesession... no
checking for curlopt_cookielist... no
checking for curlopt_httpget... no
checking for curlopt_http_version... no
checking for curl_http_version_none... no
checking for curl_http_version_1_0... no
checking for curl_http_version_1_1... no
checking for curlopt_ignore_content_length... no
checking for curlopt_http_content_decoding... no
checking for curlopt_http_transfer_decoding... no
checking for curlopt_mail_from... no
checking for curlopt_mail_rcpt... no
checking for curlopt_tftp_blksize... no
checking for curlopt_ftpport... no
checking for curlopt_quote... no
checking for curlopt_postquote... no
checking for curlopt_prequote... no
checking for curlopt_dirlistonly... no
checking for curlopt_append... no
checking for curlopt_ftp_use_eprt... no
checking for curlopt_ftp_use_epsv... no
checking for curlopt_ftp_use_pret... no
checking for curlopt_ftp_create_missing_dirs... no
checking for curlopt_ftp_response_timeout... no
checking for curlopt_ftp_alternative_to_user... no
checking for curlopt_ftp_skip_pasv_ip... no
checking for curlopt_ftpsslauth... no
checking for curlftpauth_default... no
checking for curlftpauth_ssl... no
checking for curlftpauth_tls... no
checking for curlopt_ftp_ssl_ccc... no
checking for curlftpssl_ccc_none... no
checking for curlftpssl_ccc_passive... no
checking for curlftpssl_ccc_active... no
checking for curlopt_ftp_account... no
checking for curlopt_ftp_filemethod... no
checking for curlftpmethod_multicwd... no
checking for curlftpmethod_nocwd... no
checking for curlftpmethod_singlecwd... no
checking for curlopt_rtsp_request... no
checking for curl_rtspreq_options... no
checking for curl_rtspreq_describe... no
checking for curl_rtspreq_announce... no
checking for curl_rtspreq_setup... no
checking for curl_rtspreq_play... no
checking for curl_rtspreq_pause... no
checking for curl_rtspreq_teardown... no
checking for curl_rtspreq_get_parameter... no
checking for curl_rtspreq_set_parameter... no
checking for curl_rtspreq_record... no
checking for curl_rtspreq_receive... no
checking for curlopt_rtsp_session_id... no
checking for curlopt_rtsp_stream_uri... no
checking for curlopt_rtsp_transport... no
checking for curlopt_rtsp_header... no
checking for curlopt_rtsp_client_cseq... no
checking for curlopt_rtsp_server_cseq... no
checking for curlopt_transfertext... no
checking for curlopt_proxy_transfer_mode... no
checking for curlopt_crlf... no
checking for curlopt_range... no
checking for curlopt_resume_from... no
checking for curlopt_resume_from_large... no
checking for curlopt_customrequest... no
checking for curlopt_filetime... no
checking for curlopt_nobody... no
checking for curlopt_infilesize... no
checking for curlopt_infilesize_large... no
checking for curlopt_upload... no
checking for curlopt_maxfilesize... no
checking for curlopt_maxfilesize_large... no
checking for curlopt_timecondition... no
checking for curlopt_timevalue... no
checking for curlopt_timeout... no
checking for curlopt_timeout_ms... no
checking for curlopt_low_speed_limit... no
checking for curlopt_low_speed_time... no
checking for curlopt_max_send_speed_large... no
checking for curlopt_max_recv_speed_large... no
checking for curlopt_maxconnects... no
checking for curlopt_closepolicy... no
checking for curlopt_fresh_connect... no
checking for curlopt_forbid_reuse... no
checking for curlopt_connecttimeout... no
checking for curlopt_connecttimeout_ms... no
checking for curlopt_ipresolve... no
checking for curl_ipresolve_whatever... no
checking for curl_ipresolve_v4... no
checking for curl_ipresolve_v6... no
checking for curlopt_connect_only... no
checking for curlopt_use_ssl... no
checking for curlusessl_none... no
checking for curlusessl_try... no
checking for curlusessl_control... no
checking for curlusessl_all... no
checking for curlopt_resolve... no
checking for curlopt_sslcert... no
checking for curlopt_sslcerttype... no
checking for curlopt_sslkey... no
checking for curlopt_sslkeytype... no
checking for curlopt_keypasswd... no
checking for curlopt_sslengine... no
checking for curlopt_sslengine_default... no
checking for curlopt_sslversion... no
checking for curl_sslversion_default... no
checking for CURL_SSLVERSION_TLSv1... no
checking for CURL_SSLVERSION_SSLv2... no
checking for CURL_SSLVERSION_SSLv3... no
checking for CURL_SSLVERSION_TLSv1_0... no
checking for CURL_SSLVERSION_TLSv1_1... no
checking for CURL_SSLVERSION_TLSv1_2... no
checking for curlopt_ssl_verifypeer... no
checking for curlopt_cainfo... no
checking for curlopt_issuercert... no
checking for curlopt_capath... no
checking for curlopt_crlfile... no
checking for curlopt_ssl_verifyhost... no
checking for curlopt_certinfo... no
checking for curlopt_random_file... no
checking for curlopt_egdsocket... no
checking for curlopt_ssl_cipher_list... no
checking for curlopt_ssl_sessionid_cache... no
checking for curlopt_krblevel... no
checking for curlopt_ssh_auth_types... no
checking for curlopt_ssh_host_public_key_md5... no
checking for curlopt_ssh_public_keyfile... no
checking for curlopt_ssh_private_keyfile... no
checking for curlopt_ssh_knownhosts... no
checking for curlopt_ssh_keyfunction... no
checking for curlkhstat_fine_add_to_file... no
checking for curlkhstat_fine... no
checking for curlkhstat_reject... no
checking for curlkhstat_defer... no
checking for curlopt_ssh_keydata... no
checking for curlopt_private... no
checking for curlopt_share... no
checking for curlopt_new_file_perms... no
checking for curlopt_new_directory_perms... no
checking for curlopt_telnetoptions... no
checking for curle_not_built_in... no
checking for curle_obsolete... no
checking for curle_ftp_pret_failed... no
checking for curle_rtsp_cseq_error... no
checking for curle_rtsp_session_error... no
checking for curle_ftp_bad_file_list... no
checking for curle_chunk_failed... no
checking for curle_no_connection_available... no
checking for curle_ssl_pinnedpubkeynotmatch... no
checking for curle_ssl_invalidcertstatus... no
checking for curle_http2_stream... no
checking for curlopt_gssapi_delegation... no
checking for curlgssapi_delegation_policy_flag... no
checking for curlgssapi_delegation_flag... no
checking for CURLM_ADDED_ALREADY... no
checking for curlopt_unix_socket_path... no
checking for curlopt_path_as_is... no
checking for curlopt_pipewait... no
checking for curl_easy_escape... no
checking for rb_thread_blocking_region()... no
checking for ruby/thread.h... yes
checking for rb_thread_call_without_gvl() in ruby/thread.h... yes
checking for ruby/io.h... yes
checking for rb_io_stdio_file()... yes
creating curb_config.h
creating Makefile

current directory: /Users/below/.rvm/gems/ruby-2.6.3/gems/curb-0.9.10/ext
make "DESTDIR=" clean

current directory: /Users/below/.rvm/gems/ruby-2.6.3/gems/curb-0.9.10/ext
make "DESTDIR="
compiling curb.c
In file included from curb.c:8:
In file included from ./curb.h:19:
In file included from /usr/local/include/curl/curl.h:36:
/usr/local/include/curl/curlrules.h:134:6: error: '__curl_rule_01__' declared as an array with a negative size
    [CurlchkszEQ(long, CURL_SIZEOF_LONG)];
     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/local/include/curl/curlrules.h:123:27: note: expanded from macro 'CurlchkszEQ'
#define CurlchkszEQ(t, s) sizeof(t) == s ? 1 : -1
                          ^~~~~~~~~~~~~~~~~~~~~~~
1 error generated.
make: *** [curb.o] Error 1

make failed, exit code 2