s/nftw/fts/g in a comment

diff --git a/src/du.c b/src/du.c
index 989753d3397cd759db7823b8cb0dc72b4484e94f..c48477cbac5918b5010bfa6e21e7ff78695d46cc 100644 (file)
--- a/src/du.c
+++ b/src/du.c
@@ -285,8 +285,8 @@ print_size (uintmax_t n_bytes, const char *string)
   fflush (stdout);
 }
 
-/* This function is called once for every file system object that nftw
-   encounters.  nftw does a depth-first traversal.  This function knows
+/* This function is called once for every file system object that fts
+   encounters.  fts does a depth-first traversal.  This function knows
    that and accumulates per-directory totals based on changes in
    the depth of the current entry.  */