Fix warning VC++ and fix applied fisrt to source 4.1

mysys/my_lib.c:
  Same fix for bug #4737 that wrongly I did first on tree 4.1
mysys/my_vsnprintf.c:
  Fix VC++ warning assuming that my_vsnprintf() is external
BitKeeper/etc/logging_ok:
  Logging to logging@openlogging.org accepted

BitKeeper/etc/logging_ok

@@ -68,6 +68,7 @@ miguel@hegel.(none)
 miguel@hegel.br
 miguel@hegel.local
 miguel@hegel.txg
+miguel@hegel.txg.br
 miguel@light.
 miguel@light.local
 miguel@sartre.local

mysys/my_lib.c

@@ -461,17 +461,6 @@ MY_DIR	*my_dir(const char *path, myf MyFlags)
     else
       finfo.mystat= NULL;
 
-    /*
-      If the directory is the root directory of the drive, Windows sometimes
-      creates hidden or system files there (like RECYCLER); do not show
-      them. We would need to see how this can be achieved with a Borland
-      compiler.
-    */
-#ifndef __BORLANDC__
-    if (attrib & (_A_HIDDEN | _A_SYSTEM))
-      continue;
-#endif
-
     if (push_dynamic(dir_entries_storage, (gptr)&finfo))
       goto error;
     

mysys/my_vsnprintf.c

@@ -33,17 +33,6 @@
     length of result string
 */
 
-int my_snprintf(char* to, size_t n, const char* fmt, ...)
-{
-  int result;
-  va_list args;
-  va_start(args,fmt);
-  result= my_vsnprintf(to, n, fmt, args);
-  va_end(args);
-  return result;
-}
-
-
 int my_vsnprintf(char *to, size_t n, const char* fmt, va_list ap)
 {
   char *start=to, *end=to+n-1;
@@ -140,6 +129,15 @@ int my_vsnprintf(char *to, size_t n, const char* fmt, va_list ap)
   return (uint) (to - start);
 }
 
+int my_snprintf(char* to, size_t n, const char* fmt, ...)
+{
+  int result;
+  va_list args;
+  va_start(args,fmt);
+  result= my_vsnprintf(to, n, fmt, args);
+  va_end(args);
+  return result;
+}
 
 #ifdef MAIN
 #define OVERRUN_SENTRY  250