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Diffstat (limited to 'sysdeps/unix/sysv/linux/x86_64/bits/fcntl.h')
-rw-r--r--sysdeps/unix/sysv/linux/x86_64/bits/fcntl.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/x86_64/bits/fcntl.h b/sysdeps/unix/sysv/linux/x86_64/bits/fcntl.h
index f7e5d16e8b..2351737f7c 100644
--- a/sysdeps/unix/sysv/linux/x86_64/bits/fcntl.h
+++ b/sysdeps/unix/sysv/linux/x86_64/bits/fcntl.h
@@ -225,6 +225,10 @@ extern int sync_file_range (int __fd, __off64_t __from, __off64_t __to,
extern int splice (int __fdin, int __fdout, size_t __len, unsigned int __flags)
__THROW;
+/* In-kernel implementation of tee for pipe buffers. */
+extern int tee (int __fdin, int __fdout, size_t __len, unsigned int __flags)
+ __THROW;
+
#endif
__END_DECLS