From e97de24041f94badc14980960591abb09eaf0acc Mon Sep 17 00:00:00 2001
From: h_vogt <h_vogt>
Date: Sun, 22 Dec 2013 21:24:42 +0100
Subject: [PATCH] C99 functions are only available in MSVC 2013 and newer.
 Still needs testing!

---
 src/include/ngspice/ngspice.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/include/ngspice/ngspice.h b/src/include/ngspice/ngspice.h
index ef2ca418b..36e0ff302 100644
--- a/src/include/ngspice/ngspice.h
+++ b/src/include/ngspice/ngspice.h
@@ -158,6 +158,8 @@ extern void SetAnalyse(char *Analyse, int Percent);
 #if defined (_MSC_VER)
 #include <direct.h>
 #include <process.h>
+/* C99 not available before VC++ 2013) */
+#if (_MSC_VER < 1800)
 #define trunc x_trunc
 extern double x_trunc(double);
 #define nearbyint x_nearbyint
@@ -168,6 +170,7 @@ extern double x_asinh(double);
 extern double x_acosh(double);
 #define atanh x_atanh
 extern double x_atanh(double);
+#endif
 #define strdup _strdup
 #define unlink _unlink
 #define fileno _fileno