gem sources -a https://gems.ruby-china.org/
ERROR: While executing gem ... (Gem::Exception)
Unable to require openssl, install OpenSSL and rebuild ruby (preferred) or use non-HTTPS sources
在帖子中看到:https://ruby-china.org/topics/31352
./configure --with-openssl-dir=/usr/local/opt/openssl
但是执行出现找不到这个文件
./configure --with-openssl-dir=/usr/local/opt/openssl
zsh: no such file or directory: ./configure