- dpkg --list $package 1>/dev/null 2>/dev/null && \
- DEBIAN_FRONTEND=$DEBIAN_FRONTEND dpkg-reconfigure $package || \
- echo "Warning: $package does not exist, can not reconfigure it."
+ if dpkg --list $package >/dev/null 2>&1 | grep '^ii' ; then
+ DEBIAN_FRONTEND=$DEBIAN_FRONTEND dpkg-reconfigure $package || \
+ echo "Warning: $package does not exist, can not reconfigure it."
+ fi