[ns3:~/src/WWW-Curl-4.17] administrator% which curl
/usr/local/opt/curl/bin/curl
[ns3:~/src/WWW-Curl-4.17] administrator% /usr/local/opt/curl/bin/curl --version
curl 7.58.0 (x86_64-apple-darwin16.7.0) libcurl/7.58.0 SecureTransport zlib/1.2.8
Release-Date: 2018-01-24
Protocols: dict file ftp ftps gopher http https imap imaps ldap ldaps pop3 pop3s rtsp smb smbs smtp smtps telnet tftp 
Features: AsynchDNS IPv6 Largefile NTLM NTLM_WB SSL libz UnixSockets 

[ns3:~/src/WWW-Curl-4.17] administrator% which perl
/Users/administrator/perl5/perlbrew/perls/perl-5.24.0/bin/perl
[ns3:~/src/WWW-Curl-4.17] administrator%