POSTIN

/bin/sh

if ! grep '^/usr/lib$' /etc/ld.so.conf > /dev/null 2>&1; then
	echo /usr/lib >>/etc/ld.so.conf
fi
/sbin/ldconfig

POSTUN

/bin/sh

if [ "$1" = "0" ]; then
	grep -v "/usr/lib" /etc/ld.so.conf >/etc/ld.so.conf.new
	mv -f /etc/ld.so.conf.new /etc/ld.so.conf
fi
/sbin/ldconfig