You can no longer link or link --force for curl. To be able to use the brew install curl.
You will get the following message.
$ brew link curl --force
Warning: Refusing to link macOS provided/shadowed software: curlTo be able to use brew's installed curl is to add the following to the bottom of your ~/.bash_profile or ~/.profile or ~/.bashrc
export PATH="/usr/local/opt/curl/bin:$PATH"Also to have Homebrew use the brew installed curl also add this to your profile.
# homebrew curl
export HOMEBREW_FORCE_BREWED_CURL=1