* lib/ftruncate.c [HAVE_CHSIZE]: Document that this code is

[gnulib.git] / lib / ftruncate.c

diff --git a/lib/ftruncate.c b/lib/ftruncate.c
index f6a7ea5..ff7d11b 100644 (file)
--- a/lib/ftruncate.c
+++ b/lib/ftruncate.c
@@ -66,7 +66,7 @@ ftruncate (int fd, off_t length)
 }
 
 # else /* not F_CHSIZE nor F_FREESP */
-#  if HAVE_CHSIZE
+#  if HAVE_CHSIZE                      /* native Windows, e.g. mingw */
 
 int
 ftruncate (int fd, off_t length)