## Maybe turn on debugging.
case "${KEYS_DEBUG+t}" in t) set -x ;; esac
+## Fake up caller credentials if not called via userv.
+case "${USERV_USER+t}" in
+ t) ;;
+ *) USERV_USER=${LOGNAME-${USER-$(id -un)}} USERV_UID=$(id -u) ;;
+esac
+case "${USERV_GROUP+t}" in
+ t) ;;
+ *) USERV_GROUP=$(id -Gn) USERV_GID=$(id -gn) ;;
+esac
+
###--------------------------------------------------------------------------
### Cleanup handling.