message: Update QT_BASE_PATH for macOS.
diff: @@ -44,6 +44,6 @@ QT_BASE_PATH = "/usr/include/x86_64-linux-gnu/qt5" # For Debian
  QT_BIN_PATH = "/usr/bin/"
  ## For macOS
  -## QT_BASE_PATH should be a directory compiled with -developer_build option.
  -# QT_BASE_PATH = "/tmp/qt"
  +# This path is the default path of Qt 5.15.2 installed by "make install".
  +# QT_BASE_PATH = "/usr/local/Qt-5.15.2"
  # QT_BIN_PATH = QT_BASE_PATH + "/bin/"
  