message: Add checks to make sure auditwheel is installed
diff: @@ -36,6 +36,11 @@ function main() {
  exit 1
  fi
  + if [[ "$(auditwheel --version || true)" != *"installed"* ]]; then
  + echo "No auditwheel installed"
  + exit 1
  + fi
  +
  # Create the directory, then do dirname on a non-existent file inside it to
  # give us an absolute paths with tilde characters resolved to the destination
  # directory.
  