[newlib-cygwin] Cygwin: drop tmpfile export alias for 32 bit systems

[Corinna Vinschen]

https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=f25e61dfea7ecd9de435cb6b09407c6fe8951983

commit f25e61dfea7ecd9de435cb6b09407c6fe8951983
Author: Corinna Vinschen <corinna@vinschen.de>
Date:   Thu Jul 14 11:41:01 2022 +0200

    Cygwin: drop tmpfile export alias for 32 bit systems
    
    Signed-off-by: Corinna Vinschen <corinna@vinschen.de>

Diff:
---
 winsup/cygwin/syscalls.cc | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/winsup/cygwin/syscalls.cc b/winsup/cygwin/syscalls.cc
index b8260b4d1..4c7de57c3 100644
--- a/winsup/cygwin/syscalls.cc
+++ b/winsup/cygwin/syscalls.cc
@@ -5048,7 +5048,3 @@ tmpfile (void)
   set_errno (e);
   return fp;
 }
-
-#ifdef __i386__
-EXPORT_ALIAS (tmpfile, tmpfile64)
-#endif