--- tar-1.13.25-orig/src/create.c       Sat Feb  1 18:17:29 2003
+++ tar-1.13.25/src/create.c    Fri Jan 31 15:46:28 2003
@@ -938,7 +938,7 @@
   /* See if we want only new files, and check if this one is too old to
      put in the archive.  */
 
-  if ((0 < top_level || !incremental_option)
+  if ((0 != top_level || !incremental_option)
       && !S_ISDIR (current_stat.st_mode)
       && current_stat.st_mtime < newer_mtime_option
       && (!after_date_option || current_stat.st_ctime < newer_ctime_option))
