+# untaint $ENV{DEBBUGS_CONFIG_FILE} if it's owned by us
+# This enables us to test things that are -T.
+if (exists $ENV{DEBBUGS_CONFIG_FILE} and
+ ${[stat($ENV{DEBBUGS_CONFIG_FILE})]}[4] = $<) {
+ $ENV{DEBBUGS_CONFIG_FILE} =~ /(.+)/;
+ $ENV{DEBBUGS_CONFIG_FILE} = $1;
+}