if [ -n "$r" ]; then
p="$r"
else
r=`getent passwd |awk -F: -v "uid_min=$UID_MIN" '{if ($3>=uid_min){print $1;exit}}' |egrep -v '^(root|postmaster)$'`
r=`getent passwd |awk -F: -v "uid_min=$UID_MIN" '{if ($1~/^(root|postmaster)$/) next; if ($3>=uid_min){print $1;exit}}'`
p="root: $r"
p=
p="#not defined"
fi
if [ -n "$p" ]; then