-# Path to Python 2/3 pkg-config files.
-# In Homebrew, pkg-config files of "keg-only" formulas (Python is one of them)
-# aren't installed into /usr/local/lib/pkgconfig (we manually reference them).
-PY2=`brew list python | grep pkgconfig | head -n 1 | xargs dirname`
-PY3=`brew list python3 | grep pkgconfig | head -n 1 | xargs dirname`
+# Path to Qt5 binaries (needed for cmake to find the Qt5 libs).
+export PATH="$(brew --prefix $QTVER)/bin:$PATH"