PREUN

/bin/sh

for catalog in sgml.soc xml.soc ; do
  install-catalog --remove \
    /etc/sgml/w3c-markup-validator-0.8.3-alt1.M41.2.cat \
    /usr/share/sgml/w3c-markup-validator/$catalog >/dev/null 2>&1 || :
done

POSTIN

/bin/sh

for catalog in sgml.soc xml.soc ; do
  install-catalog --add \
    /etc/sgml/w3c-markup-validator-0.8.3-alt1.M41.2.cat \
    /usr/share/sgml/w3c-markup-validator/$catalog >/dev/null 2>&1 || :
done