@comment Unaudited and therefore marked AC-Unsafe and AS-Unsafe by default
@safety{@mtsafe{}@asunsafe{@asucorrupt{}}@acunsafe{@acucorrupt{}}}
This function is a descriptor-relative version of the @code{rename}
-function above. @xref{Descriptor-Relative Access}. The @var{oldname} is
-interpreted relative to @var{oldfiledes} and @var{newname} is interpreted
-relative to @var{newfiledes}.
+function above. @xref{Descriptor-Relative Access}.
Compared to @code{rename}, some additional error conditions can occur.
@xref{Descriptor-Relative Access}.