acl tests: Fix compilation error on HP-UX 11.

[gnulib.git] / lib / glob.c

diff --git a/lib/glob.c b/lib/glob.c
index 03b55df..85419cc 100644 (file)
--- a/lib/glob.c
+++ b/lib/glob.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2010 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2011 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    This program is free software: you can redistribute it and/or modify
@@ -1282,6 +1282,8 @@ link_exists_p (int dfd, const char *dir, size_t dirlen, const char *fname,
     return link_exists2_p (dir, dirlen, fname, pglob);
   else
     {
+      /* dfd cannot be -1 here, because dirfd never returns -1 on
+         glibc, or on hosts that have fstatat.  */
       struct_stat64 st64;
       return __fxstatat64 (_STAT_VER, dfd, fname, &st64, 0) == 0;
     }