20,25d19
<     # if /etc/profile.d/brew.sh already exists, replace it with /usr/etc/profile.d/brew.sh
<     if [ -f /etc/profile.d/brew.sh ]; then
<         if [ -f /usr/etc/profile.d/brew.sh ]; then
<             sudo cp /usr/etc/profile.d/brew.sh /etc/profile.d/brew.sh
<         fi
<     fi