diff --git a/lib/long-options.c b/lib/long-options.c
index 58bc93c1d..ada070eb0 100644
--- a/lib/long-options.c
+++ b/lib/long-options.c
@@ -23,11 +23,13 @@
 # include <config.h>
 #endif
 
+/* Specification.  */
 #include "long-options.h"
 
+#include <stdarg.h>
 #include <stdio.h>
-#include <getopt.h>
 #include <stdlib.h>
+#include <getopt.h>
 
 #include "version-etc.h"
 
@@ -47,8 +49,8 @@ parse_long_options (int argc,
 		    const char *command_name,
 		    const char *package,
 		    const char *version,
-		    const char *authors,
-		    void (*usage_func)())
+		    void (*usage_func)(),
+		    /* const char *author1, ...*/ ...)
 {
   int c;
   int saved_opterr;
@@ -67,8 +69,12 @@ parse_long_options (int argc,
 	  (*usage_func) (0);
 
 	case 'v':
-	  version_etc (stdout, command_name, package, version, authors);
-	  exit (0);
+	  {
+	    va_list authors;
+	    va_start (authors, usage_func);
+	    version_etc_va (stdout, command_name, package, version, authors);
+	    exit (0);
+	  }
 
 	default:
 	  /* Don't process any other long-named options.  */