bug#22412: 25.1.50; win32; master branch; build fails; \emacs\src/sysdep.c:2122: undefined reference t

[Andy Moreton <andrewjmoreton@gmail.com>]

On Wed 20 Jan 2016, Eli Zaretskii wrote:

>> Date: Tue, 19 Jan 2016 22:02:12 -0800
>> From: Keith David Bershatsky <esq@lawlist.com>
>> 
>> The current master branch failed to build this evening for Win32
>> using MinGW.
>
> Thanks, fixed.
>
> John, something went wrong during the last merge from emacs-25.

Indeed. Master needs another fix for the cygwin-w32 build:

diff --git a/src/w32fns.c b/src/w32fns.c
index 01f5d6f3ae0f..93ff1da2a228 100644
--- a/src/w32fns.c
+++ b/src/w32fns.c
@@ -9921,6 +9921,7 @@ globals_of_w32fns (void)
   except_addr = 0;
 #ifndef CYGWIN
   prev_exception_handler = SetUnhandledExceptionFilter (my_exception_handler);
+  resetstkoflw = NULL;
 #endif
 
   DEFVAR_INT ("w32-ansi-code-page",
@@ -9935,7 +9936,6 @@ globals_of_w32fns (void)
 
   after_deadkey = -1;
 
-  resetstkoflw = NULL;
 
   /* MessageBox does not work without this when linked to comctl32.dll 6.0.  */
   InitCommonControls ();