POSTIN

/bin/sh

/usr/bin/gdk-pixbuf-query-loaders --update-cache

POSTUN

/bin/sh

#only update on uninstall, upgrade will be done by post of new package
if [ "$1" = "0" -a -x /usr/bin/gdk-pixbuf-query-loaders ]; then 
  [ -x /usr/bin/gdk-pixbuf-query-loaders ] && /usr/bin/gdk-pixbuf-query-loaders --update-cache
fi

#-----------------------------------------------------------