title: Can´t install a new version of ruby using rvm in Mojave
body: <p>I tried to install a new version of ruby using RVM,
  <code>rvm install 2.5.0</code>
  but during configure process the installation fails</p>
  
  <pre><code>Error running ‘./configure --prefix=/Users/evelinponce/.rvm/rubies/ruby-2.5.0 --with-openssl-dir=/usr/local/opt/openssl/bin/openssl --with-opt-dir=/usr/local/opt/libyaml:/usr/local/opt/libksba:/usr/local/opt/readline:/usr/local/opt/zlib:/usr/local/opt/openssl@1.1 --disable-install-doc --enable-shared’,
  please read /Users/evelinponce/.rvm/log/1574200398_ruby-2.5.0/configure.log
  There has been an error while running configure. Halting the installation.
  </code></pre>
  
  <p>configure.log</p>
  
  <pre><code>...
  checking whether CFLAGS is valid... yes
  checking whether LDFLAGS is valid... no
  configure: error: something wrong with LDFLAGS="-L/usr/local/opt/mysql@5.6/lib"
  </code></pre>
  
  <p>RVM version: rvm 1.29.9</p>