1 files changed, 1 insertions, 3 deletions

diff --git a/src/prefix-args.c b/src/prefix-args.c
index d29085a3dff..84e47dabb9a 100644
--- a/src/prefix-args.c
+++ b/src/prefix-args.c
@@ -54,9 +54,7 @@ along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
 #include <stdlib.h>
 
 int
-main (argc, argv)
-     int argc;
-     char **argv;
+main (int argc, char **argv)
 {
   char *progname;
   char *prefix;