BREW_INSTALL=`brew config | grep HOMEBREW_PREFIX| cut -d' ' -f2`
FORMULA=$BREW_INSTALL/Homebrew/Library/Taps/homebrew/homebrew-core/Formula/plplot.rb
sed -i old -e 's%_wxwidgets=OFF%_wxwidgets=ON%g' -e 's%depends_on "pango"%&\
  depends_on "wxmac"%' $FORMULA
#cat $FORMULA
brew reinstall --build-from-source plplot