Fix a function prototype.

diff --git a/gnushogi/pat2inc.c b/gnushogi/pat2inc.c
index 5399924..c70a0d4 100644 (file)
--- a/gnushogi/pat2inc.c
+++ b/gnushogi/pat2inc.c
@@ -48,7 +48,7 @@ small_short color[NO_SQUARES];
 */
 
 void
-test_distance()
+test_distance(void)
 {
     short side, piece, f, t, d;