PREUN

/bin/sh

if [ "$1" = "0" ] ; then 
   /sbin/install-info --delete /usr/share/info/dvipng.info /usr/share/info/dir 2>/dev/null || :
fi

POSTIN

/bin/sh

/sbin/install-info /usr/share/info/dvipng.info /usr/share/info/dir 2>/dev/null || :