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-rw-r--r--lib/chdir-safer.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/chdir-safer.c b/lib/chdir-safer.c
index e97b2fce6..e77924fb1 100644
--- a/lib/chdir-safer.c
+++ b/lib/chdir-safer.c
@@ -34,6 +34,10 @@
#include "fcntl--.h" /* for the open->open_safer mapping */
+#if !defined O_NOFOLLOW
+# define O_NOFOLLOW 0
+#endif
+
/* Assuming we can use open-with-O_NOFOLLOW, open DIR and fchdir into it --
but fail (setting errno to EACCES) if anyone replaces it with a symlink,
or otherwise changes its type. Return zero upon success. */