if test -n "$1"; then echo "Search $1" postqueue -p | grep '^[A-Z0-9]' | grep "$1" | awk '{ print $1 }' | sed 's/[\!\*]//' | postcat -bqh - else echo "All" postqueue -p | grep '^[A-Z0-9]' | awk '{ print $1}' | sed 's/[\!\*]//' | postcat -bqh - fi