1 files changed, 6 insertions, 0 deletions

diff --git a/util.c b/util.c
index c7e373d..325bd3e 100644
--- a/util.c
+++ b/util.c
@@ -141,3 +141,9 @@ statename(int state)
 		return nil;
 	return statenametab[state];
 }
+
+int
+max(int a, int b)
+{
+	return a > b? a: b;
+}