--- tests/invocation_without_parameters.stderr.orig	Mon Dec  8 12:44:31 2014
+++ tests/invocation_without_parameters.stderr	Mon Dec  8 12:44:38 2014
@@ -1,2 +1,2 @@
-getopt: missing optstring argument
-Try `getopt --help' for more information.
+gnugetopt: missing optstring argument
+Try `gnugetopt --help' for more information.