# arg 1:  the new package version
post_install() {
	grep -v libjpeg6 /etc/ld.so.conf > /tmp/ld.so.conf
	mv /tmp/ld.so.conf /etc/ld.so.conf
	echo "/opt/libjpeg6/lib" >> /etc/ld.so.conf
	ldconfig
}
# arg 1:  the new package version
# arg 2:  the old package version
post_upgrade() {
	grep -v libjpeg6 /etc/ld.so.conf > /tmp/ld.so.conf
	mv /tmp/ld.so.conf /etc/ld.so.conf
	echo "/opt/libjpeg6/lib" >> /etc/ld.so.conf
	ldconfig
}
# arg 1:  the old package version
post_remove() {
	grep -v libjpeg6 /etc/ld.so.conf > /tmp/ld.so.conf
	mv /tmp/ld.so.conf /etc/ld.so.conf
	ldconfig
}

op=$1
shift
$op $*