+.B DISORDER_CONFIG
+Main configuration file to use instead of
+.IR pkgconfdir/config .
+Overridden by the
+.B \-c
+.RB ( \-\-config )
+command-line option.
+.TP
+.B DISORDER_HOME
+Per-user configuration and state directory to use instead of
+.BR $HOME/.disorder .
+.TP
+.B DISORDER_PRIVCONFIG
+Private configuration file to use instead of
+.IR pkgconfdir/config.private .
+.TP
+.B DISORDER_USERCONFIG
+Per-user configuration file to use instead of
+.BR $DISORDER_HOME/passwd .
+Overridden by the
+.B \-u
+.RB ( \-\-user-config )
+command-line option.
+.TP
+.B DISORDER_USERCONFIG_SYS
+System-provided per-user configuration file to use instead of
+.BR $DISORDER_HOME/passwd .
+.TP