Merge branch 'sk/winansi-createthread-fix' into next

Fix use of CreateThread() API call made early in the windows
start-up code.

* sk/winansi-createthread-fix:
  compat/winansi: check for errors of CreateThread() correctly

Author: gitster

compat/winansi.c

@@ -644,7 +644,7 @@ void winansi_init(void)
 
 	/* start console spool thread on the pipe's read end */
 	hthread = CreateThread(NULL, 0, console_thread, NULL, 0, NULL);
-	if (hthread == INVALID_HANDLE_VALUE)
+	if (!hthread)
 		die_lasterr("CreateThread(console_thread) failed");
 
 	/* schedule cleanup routine */