Get rid of bogus MSC_VER undef of CHECK()
diff --git a/Objects/floatobject.c b/Objects/floatobject.c
index cc0b98a..b68807f 100644
--- a/Objects/floatobject.c
+++ b/Objects/floatobject.c
@@ -39,10 +39,6 @@
 #undef HUGE_VAL
 #endif
 
-#if defined(_MSC_VER) && _MSC_VER < 850
-#define CHECK(x) /* errno is always set VC++ Ver 1.5*/
-#endif
-
 #if defined(HUGE_VAL) && !defined(CHECK)
 #define CHECK(x) if (errno != 0) ; \
 	else if (-HUGE_VAL <= (x) && (x) <= HUGE_VAL) ; \