title: Warning: architectures 'armv7 armv7s' didn't contain all required architectures 'arm64'
body: <p>There is a warning in a Xcode project:</p>
  
  <blockquote>
    <p>crypto was rejected as an implicit dependency for 'libcrypto.a'
    because its architectures 'armv7 armv7s' didn't contain all required
    architectures 'arm64'sasl2 was rejected as an implicit dependency for
    'libsasl2.a' because its architectures 'armv7 armv7s' didn't contain
    all required architectures 'arm64'ssl was rejected as an implicit
    dependency for 'libssl.a' because its architectures 'armv7 armv7s'
    didn't contain all required architectures 'arm64'</p>
  </blockquote>
  
  <p>What should I fix this warning?</p>