SF patch #797157: Bug 794658: os.chmod docs, stat constants

(Contributed by Christos Georgiou.)

Reference the symbol definitions in the stat module.

Doc/lib/libos.tex

@@ -668,7 +668,8 @@ Availability: \UNIX.
 
 \begin{funcdesc}{chmod}{path, mode}
 Change the mode of \var{path} to the numeric \var{mode}.
-\var{mode} may take one of the following values:
+\var{mode} may take one of the following values
+(as defined in the \module{stat} module):
 \begin{itemize}
   \item \code{S_ISUID}
   \item \code{S_ISGID}