code review 5156042: runtime: fix windows build

src/pkg/runtime/windows/defs.c

 // Copyright 2009 The Go Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
 #include <signal.h>
 #include <stdarg.h>
 #include <windef.h>
 #include <winbase.h>
 #include <wincon.h>
 
@@ skipping 20 matching lines @@
         $EXCEPTION_BREAKPOINT = STATUS_BREAKPOINT,
         $EXCEPTION_FLT_DENORMAL_OPERAND = STATUS_FLOAT_DENORMAL_OPERAND,
         $EXCEPTION_FLT_DIVIDE_BY_ZERO = STATUS_FLOAT_DIVIDE_BY_ZERO,
         $EXCEPTION_FLT_INEXACT_RESULT = STATUS_FLOAT_INEXACT_RESULT,
         $EXCEPTION_FLT_OVERFLOW = STATUS_FLOAT_OVERFLOW,
         $EXCEPTION_FLT_UNDERFLOW = STATUS_FLOAT_UNDERFLOW,
         $EXCEPTION_INT_DIVIDE_BY_ZERO = STATUS_INTEGER_DIVIDE_BY_ZERO,
         $EXCEPTION_INT_OVERFLOW = STATUS_INTEGER_OVERFLOW,
 };
 
+typedef SYSTEM_INFO $SystemInfo;
 typedef EXCEPTION_RECORD $ExceptionRecord;
 #ifdef _X86_
 typedef FLOATING_SAVE_AREA $FloatingSaveArea;
 #endif
 #ifdef _AMD64_
 typedef M128A $M128a;
 #endif
 typedef CONTEXT $Context;