diff --git a/reactos/include/crt/msc/intrin.h b/reactos/include/crt/msc/intrin.h
index 66c642faa64..f991c356df1 100644
--- a/reactos/include/crt/msc/intrin.h
+++ b/reactos/include/crt/msc/intrin.h
@@ -584,9 +584,11 @@ void __halt(void);
 #pragma intrinsic(__halt)
 void __ud2(void);
 #pragma intrinsic(__ud2)
+#if (_MSC_VER >= 1700)
 __declspec(noreturn) void __fastfail(unsigned int Code);
 #pragma intrinsic(__fastfail)
 #endif
+#endif
 #if defined(_M_ARM)
 int __trap(int Arg1, ...);
 #endif
@@ -749,8 +751,10 @@ unsigned char __vmx_vmwrite(size_t Field, size_t FieldValue);
 /** Misc **/
 void __nop(void);
 #pragma intrinsic(__nop)
+#if (_MSC_VER >= 1700)
 void __code_seg(const char *);
 #pragma intrinsic(__code_seg)
+#endif
 #ifdef _M_ARM
 int _AddSatInt(int, int);
 #pragma intrinsic(_AddSatInt)