Move to u16-mbtouc-unsafe.

[gnulib.git] / lib / backupfile.c

diff --git a/lib/backupfile.c b/lib/backupfile.c
index c24325d..adfc0e5 100644 (file)
--- a/lib/backupfile.c
+++ b/lib/backupfile.c
@@ -22,9 +22,7 @@
 /* Written by Paul Eggert and David MacKenzie.
    Some algorithms adapted from GNU Emacs.  */
 
-#ifdef HAVE_CONFIG_H
-# include <config.h>
-#endif
+#include <config.h>
 
 #include "backupfile.h"
 
@@ -84,6 +82,11 @@
    of `digit' even when the host does not conform to POSIX.  */
 #define ISDIGIT(c) ((unsigned int) (c) - '0' <= 9)
 
+/* The results of opendir() in this file are not used with dirfd and fchdir,
+   therefore save some unnecessary work in fchdir.c.  */
+#undef opendir
+#undef closedir
+
 /* The extension added to file names to produce a simple (as opposed
    to numbered) backup file name. */
 char const *simple_backup_suffix = "~";