brew config

HOMEBREW_VERSION: 2.2.11-162-g2ae2680
ORIGIN: https://github.com/Homebrew/brew
HEAD: 2ae26808a6793c78f749835aed2ab84cd2fa6544
Last commit: 5 hours ago
Core tap ORIGIN: https://github.com/Homebrew/homebrew-core
Core tap HEAD: b81163c699659db3fd4ef6457db1b017e1c10ee8
Core tap last commit: 4 hours ago
HOMEBREW_PREFIX: /usr/local
HOMEBREW_MAKE_JOBS: 16
CPU: 16-core 64-bit kabylake
Homebrew Ruby: 2.6.3 => /System/Library/Frameworks/Ruby.framework/Versions/2.6/usr/bin/ruby
Clang: 11.0 build 1103
Git: 2.24.1 => /Library/Developer/CommandLineTools/usr/bin/git
Curl: 7.64.1 => /usr/bin/curl
macOS: 10.15.4-x86_64
CLT: 11.4.0.0.1.1583798712
Xcode: N/A

brew doctor

Please note that these warnings are just used to help the Homebrew maintainers
with debugging if you file an issue. If everything you use Homebrew for is
working fine: please don't worry or file an issue; just ignore this. Thanks!

Warning: The following directories are not writable by your user:
/usr/local/lib/pkgconfig

You should change the ownership of these directories to your user.
  sudo chown -R $(whoami) /usr/local/lib/pkgconfig

And make sure that your user has write permission.
  chmod u+w /usr/local/lib/pkgconfig

Warning: Unbrewed dylibs were found in /usr/local/lib.
If you didn't put them there on purpose they could cause problems when
building Homebrew formulae, and may need to be deleted.

Unexpected dylibs:
  /usr/local/lib/libcrypto.1.0.0.dylib
  /usr/local/lib/libcrypto.dylib
  /usr/local/lib/libykcs11.1.dylib
  /usr/local/lib/libykcs11.dylib
  /usr/local/lib/libykpiv.1.dylib
  /usr/local/lib/libykpiv.dylib

Warning: Unbrewed header files were found in /usr/local/include.
If you didn't put them there on purpose they could cause problems when
building Homebrew formulae, and may need to be deleted.

Unexpected header files:
  /usr/local/include/openssl/aes.h
  /usr/local/include/openssl/asn1.h
  /usr/local/include/openssl/asn1_mac.h
  /usr/local/include/openssl/asn1t.h
  /usr/local/include/openssl/bio.h
  /usr/local/include/openssl/blowfish.h
  /usr/local/include/openssl/bn.h
  /usr/local/include/openssl/buffer.h
  /usr/local/include/openssl/camellia.h
  /usr/local/include/openssl/cast.h
  /usr/local/include/openssl/cmac.h
  /usr/local/include/openssl/cms.h
  /usr/local/include/openssl/comp.h
  /usr/local/include/openssl/conf.h
  /usr/local/include/openssl/conf_api.h
  /usr/local/include/openssl/crypto.h
  /usr/local/include/openssl/des.h
  /usr/local/include/openssl/des_old.h
  /usr/local/include/openssl/dh.h
  /usr/local/include/openssl/dsa.h
  /usr/local/include/openssl/dso.h
  /usr/local/include/openssl/dtls1.h
  /usr/local/include/openssl/e_os2.h
  /usr/local/include/openssl/ebcdic.h
  /usr/local/include/openssl/ec.h
  /usr/local/include/openssl/ecdh.h
  /usr/local/include/openssl/ecdsa.h
  /usr/local/include/openssl/engine.h
  /usr/local/include/openssl/err.h
  /usr/local/include/openssl/evp.h
  /usr/local/include/openssl/hmac.h
  /usr/local/include/openssl/idea.h
  /usr/local/include/openssl/krb5_asn.h
  /usr/local/include/openssl/kssl.h
  /usr/local/include/openssl/lhash.h
  /usr/local/include/openssl/md4.h
  /usr/local/include/openssl/md5.h
  /usr/local/include/openssl/mdc2.h
  /usr/local/include/openssl/modes.h
  /usr/local/include/openssl/obj_mac.h
  /usr/local/include/openssl/objects.h
  /usr/local/include/openssl/ocsp.h
  /usr/local/include/openssl/opensslconf.h
  /usr/local/include/openssl/opensslv.h
  /usr/local/include/openssl/ossl_typ.h
  /usr/local/include/openssl/pem.h
  /usr/local/include/openssl/pem2.h
  /usr/local/include/openssl/pkcs12.h
  /usr/local/include/openssl/pkcs7.h
  /usr/local/include/openssl/pqueue.h
  /usr/local/include/openssl/rand.h
  /usr/local/include/openssl/rc2.h
  /usr/local/include/openssl/rc4.h
  /usr/local/include/openssl/ripemd.h
  /usr/local/include/openssl/rsa.h
  /usr/local/include/openssl/safestack.h
  /usr/local/include/openssl/seed.h
  /usr/local/include/openssl/sha.h
  /usr/local/include/openssl/srp.h
  /usr/local/include/openssl/srtp.h
  /usr/local/include/openssl/ssl.h
  /usr/local/include/openssl/ssl2.h
  /usr/local/include/openssl/ssl23.h
  /usr/local/include/openssl/ssl3.h
  /usr/local/include/openssl/stack.h
  /usr/local/include/openssl/symhacks.h
  /usr/local/include/openssl/tls1.h
  /usr/local/include/openssl/ts.h
  /usr/local/include/openssl/txt_db.h
  /usr/local/include/openssl/ui.h
  /usr/local/include/openssl/ui_compat.h
  /usr/local/include/openssl/whrlpool.h
  /usr/local/include/openssl/x509.h
  /usr/local/include/openssl/x509_vfy.h
  /usr/local/include/openssl/x509v3.h
  /usr/local/include/ykpiv/ykpiv-version.h
  /usr/local/include/ykpiv/ykpiv.h

Warning: Unbrewed static libraries were found in /usr/local/lib.
If you didn't put them there on purpose they could cause problems when
building Homebrew formulae, and may need to be deleted.

Unexpected static libraries:
  /usr/local/lib/libcrypto.a
  /usr/local/lib/libykcs11.a
  /usr/local/lib/libykpiv.a