Index: /trunk/processor/main.m4
===================================================================
--- /trunk/processor/main.m4	(revision 196)
+++ /trunk/processor/main.m4	(revision 197)
@@ -38,5 +38,5 @@
 				unsigned long real = SIZE;
 				if (expect != real) {
-					fprintf(stderr, "mismatch `$@' at line %d(was %d): real %lu - expect %lu = %lu\n", __LINE__, atline, real, expect, real - expect);
+					fprintf(stderr, "mismatch `$@' at line %d(was %d): real %lu - expect %lu = %l\n", __LINE__, atline, real, expect, real - expect);
 				}
 			}