undeclared identifier in visual studio 2010

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VS2010

Error details are
1>c:\users\loe1cob\documents\visual studio 2010\projects\step_c_step\inc\srvb_limit_inl.h(139): error C2065: 'Min_u8' : undeclared identifier
1>c:\users\loe1cob\documents\visual studio 2010\projects\step_c_step\inc\srvb_limit_inl.h(139): error C2065: 'X_u8' : undeclared identifier
1>c:\users\loe1cob\documents\visual studio 2010\projects\step_c_step\inc\srvb_limit_inl.h(139): error C2065: 'Max_u8' : undeclared identifier

Getting undeclared identifier for Visual studio compiler

Code for error par is

MEMLAY_USE_FORCE_INLINE(sint8 SrvB_RangeLimiter_S8_inline(sint8 X_s8, sint8 Min_s8, sint8 Max_s8))
{
    return ((  X_s8 <= Min_s8) ? (Min_s8) : ( (X_s8 >= Max_s8) ? (Max_s8) : (X_s8) ));
}