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-rw-r--r--include/fcntl.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/fcntl.h b/include/fcntl.h
index 1c18c6e2..24678b21 100644
--- a/include/fcntl.h
+++ b/include/fcntl.h
@@ -34,6 +34,8 @@ int posix_fallocate(int, off_t, off_t);
 #define O_WRONLY  01
 #define O_RDWR    02
 
+#define F_DUPFD_CLOEXEC 1030
+
 #define F_RDLCK 0
 #define F_WRLCK 1
 #define F_UNLCK 2