Make gcc -Wall happy.
diff --git a/Modules/stropmodule.c b/Modules/stropmodule.c
index 426959e..85cab10 100644
--- a/Modules/stropmodule.c
+++ b/Modules/stropmodule.c
@@ -630,7 +630,7 @@
 	PyObject *args;
 {
 	char *s, *sub;
-	int len, n, j;
+	int len, n;
 	int i = 0, last = INT_MAX;
 	int m, r;