fixed compile problem by replacing W_OK with F_OK

BitKeeper/etc/logging_ok:
  Logging to logging@openlogging.org accepted

BitKeeper/etc/logging_ok

@@ -206,6 +206,7 @@ rburnett@bk-internal.mysql.com
 rburnett@build.mysql.com
 reggie@bob.(none)
 reggie@mdk10.(none)
+reggie@monster.
 root@home.(none)
 root@mc04.(none)
 root@x3.internalnet

mysys/my_access.c

@@ -44,7 +44,7 @@ int my_access(const char *path, int amode)
 	
   result= GetFileAttributesEx(path, GetFileExInfoStandard, &fileinfo);
   if (! result ||
-      (fileinfo.dwFileAttributes & FILE_ATTRIBUTE_READONLY) && (amode & W_OK))
+      (fileinfo.dwFileAttributes & FILE_ATTRIBUTE_READONLY) && (amode & F_OK))
   {
     my_errno= errno= EACCES;
     return -1;