Clarify an unclear comment pointed out by Steve Long.

1 files changed, 1 insertions, 1 deletions

diff --git a/toys/posix/df.c b/toys/posix/df.c
index ed41a4ee..7fab4281 100644
--- a/toys/posix/df.c
+++ b/toys/posix/df.c
@@ -122,7 +122,7 @@ void df_main(void)
       }
 
       // Find and display this filesystem.  Use _last_ hit in case of
-      // -- bind mounts.
+      // overmounts (which is first hit in the reversed list).
       mt2 = NULL;
       for (mt = mtlist; mt; mt = mt->next) {
         if (st.st_dev == mt->stat.st_dev) {