Homebrew – How to fix the ‘Brew Install Pkg-Config’?

Warning: Could not link pkg-config. Unlinking...
Error: The `brew link` step did not complete successfully
The formula built , but is not symlinked into /usr/local
You can try again using `brew link pkg-config`‏‏‏‏‏

Warning: Could not link pkg -config. Unlinking...
Error: The `brew link` step did not complete successfully
The formula built, but is not symlinked into /usr/local
You can try again using ` brew link pkg-config`‏‏‏‏‏‏

> brew reinstall pkg-config> rm -R offending-directory> repeat step 1 p>