Add new posix functions

Doc/whatsnew/whatsnew23.tex

@@ -983,9 +983,11 @@ convert between radians and degrees.  Other functions in the
 \function{math.sin()} and \function{math.cos()} have always required
 input values measured in radians. (Contributed by Raymond Hettinger.)
 
-\item Four new functions, \function{getpgid()}, \function{killpg()}, \function{lchown()}, and \function{mknod()}, were added to the \module{posix} module that
-underlies the \module{os} module.  (Contributed by Gustavo Niemeyer
-and Geert Jansen.)
+\item Seven new functions, \function{getpgid()}, \function{killpg()},
+\function{lchown()}, \function{major()}, \function{makedev()},
+\function{minor()}, and \function{mknod()}, were added to the
+\module{posix} module that underlies the \module{os} module.
+(Contributed by Gustavo Niemeyer and Geert Jansen.)
 
 \item The parser objects provided by the \module{pyexpat} module 
 can now optionally buffer character data, resulting in fewer calls to