--- ray/src/common/g3affine.c	2015/08/12 23:07:59	2.1
+++ ray/src/common/g3affine.c	2015/08/18 15:02:53	2.2
@@ -1,3 +1,6 @@
+#ifndef lint
+static const char RCSid[] = "$Id: g3affine.c,v 2.2 2015/08/18 15:02:53 greg Exp $";
+#endif
 #include <stdio.h>
 #include <stdlib.h>