[PATCH 2/4] include: Add isnormal C++ declaration.

[Jacek Caban]

From: Jacek Caban

---
 include/msvcrt/math.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/include/msvcrt/math.h b/include/msvcrt/math.h
index 867d2132c86..632bd8cac31 100644
--- a/include/msvcrt/math.h
+++ b/include/msvcrt/math.h
@@ -303,6 +303,7 @@ inline bool signbit(long double x) throw() { return _ldsign(x) != 0; }
 template <class T> inline bool isfinite(T x) throw() { return fpclassify(x) <= 0; }
 template <class T> inline bool isinf(T x) throw() { return fpclassify(x) == FP_INFINITE; }
 template <class T> inline bool isnan(T x) throw() { return fpclassify(x) == FP_NAN; }
+template <class T> inline bool isnormal(T x) throw() { return fpclassify(x) == FP_NORMAL; }
 } /* extern "C++" */

#elif _MSVCR_VER >= 120