title: "pecl install memcached" fails
body: <p>I am trying to execute <code>pecl install memcached</code>. I am on Mac with PHP 7.4.3</p>
  
  <p>I get the following error</p>
  
  <pre><code>ERROR: `/private/tmp/pear/temp/memcached/configure --with-php-config=/usr/local/opt/php/bin/php-config --with-libmemcached-dir --with-zlib-dir --with-system-fastlz --enable-memcached-igbinary=yes --enable-memcached-msgpack=yes --enable-memcached-json=yes --enable-memcached-protocol=yes --enable-memcached-sasl=yes --enable-memcached-session=yes' failed
  </code></pre>
  
  <p>What am I doing wrong? I get the same error if I say no to prompts.</p>