error C3163: '_vsnprintf': attributes inconsistent with previous declaration

C:\Program Files (x86)\Microsoft Visual Studio 9.0\VC\include\stdio.h(358) : error C3163: '_vsnprintf': attributes inconsistent with previous declaration
C:\Program Files (x86)\Microsoft Visual Studio 9.0\VC\include\stdio.h(350) : see declaration of '_vsnprintf'

Solution

Change

#ifndef vsnprintf
# define vsnprintf _vsnprintf
#endif

with

#if _MSC_VER < 1500
# ifndef vsnprintf
# define vsnprintf _vsnprintf
# endif
#endif