POSTIN

/bin/sh

if [ -x /usr/bin/fc-cache ]; then 
  /usr/bin/fc-cache /usr/share/fonts
fi

POSTUN

/bin/sh

if [ "$1" = "0" ]; then
  if [ -x /usr/bin/fc-cache ]; then 
    /usr/bin/fc-cache /usr/share/fonts
  fi
fi