Remove unused code in posixmodule.c

Modules/posixmodule.c

@@ -557,14 +557,6 @@ posix_error_with_filename(char* name)
     return PyErr_SetFromErrnoWithFilename(PyExc_OSError, name);
 }
 
-#ifdef MS_WINDOWS
-static PyObject *
-posix_error_with_unicode_filename(Py_UNICODE* name)
-{
-    return PyErr_SetFromErrnoWithUnicodeFilename(PyExc_OSError, name);
-}
-#endif /* MS_WINDOWS */
-
 
 static PyObject *
 posix_error_with_allocated_filename(PyObject* name)
@@ -1628,66 +1620,6 @@ _pystat_fromstructstat(STRUCT_STAT *st)
     return v;
 }
 
-#ifdef MS_WINDOWS
-
-/* IsUNCRoot -- test whether the supplied path is of the form \\SERVER\SHARE\,
-   where / can be used in place of \ and the trailing slash is optional.
-   Both SERVER and SHARE must have at least one character.
-*/
-
-#define ISSLASHA(c) ((c) == '\\' || (c) == '/')
-#define ISSLASHW(c) ((c) == L'\\' || (c) == L'/')
-#ifndef ARRAYSIZE
-#define ARRAYSIZE(a) (sizeof(a) / sizeof(a[0]))
-#endif
-
-static BOOL
-IsUNCRootA(char *path, int pathlen)
-{
-    #define ISSLASH ISSLASHA
-
-    int i, share;
-
-    if (pathlen < 5 || !ISSLASH(path[0]) || !ISSLASH(path[1]))
-        /* minimum UNCRoot is \\x\y */
-        return FALSE;
-    for (i = 2; i < pathlen ; i++)
-        if (ISSLASH(path[i])) break;
-    if (i == 2 || i == pathlen)
-        /* do not allow \\\SHARE or \\SERVER */
-        return FALSE;
-    share = i+1;
-    for (i = share; i < pathlen; i++)
-        if (ISSLASH(path[i])) break;
-    return (i != share && (i == pathlen || i == pathlen-1));
-
-    #undef ISSLASH
-}
-
-static BOOL
-IsUNCRootW(Py_UNICODE *path, int pathlen)
-{
-    #define ISSLASH ISSLASHW
-
-    int i, share;
-
-    if (pathlen < 5 || !ISSLASH(path[0]) || !ISSLASH(path[1]))
-        /* minimum UNCRoot is \\x\y */
-        return FALSE;
-    for (i = 2; i < pathlen ; i++)
-        if (ISSLASH(path[i])) break;
-    if (i == 2 || i == pathlen)
-        /* do not allow \\\SHARE or \\SERVER */
-        return FALSE;
-    share = i+1;
-    for (i = share; i < pathlen; i++)
-        if (ISSLASH(path[i])) break;
-    return (i != share && (i == pathlen || i == pathlen-1));
-
-    #undef ISSLASH
-}
-#endif /* MS_WINDOWS */
-
 static PyObject *
 posix_do_stat(PyObject *self, PyObject *args,
               char *format,