10097 indenting fixes in usr/src/{lib,common}

@@ -13,11 +13,13 @@
 /*
  * Copyright (c) 1997, by Sun Microsystems, Inc.
  * All rights reserved.
  */
 
-#ident  "%Z%%M% %I%     %E% SMI"        /* SVr4.0 1.1   */
+/*
+ * Copyright (c) 2018, Joyent, Inc.
+ */
 
 /* LINTLIBRARY */
 
 #include <mp.h>
 #include <stdio.h>