4 files changed, 15 insertions, 19 deletions
diff --git a/src/c/auxiliaryFunctions/isnan/cisnans.c b/src/c/auxiliaryFunctions/isnan/cisnans.c
index 7fc0759..623cea0 100644
--- a/src/c/auxiliaryFunctions/isnan/cisnans.c
+++ b/src/c/auxiliaryFunctions/isnan/cisnans.c
@@ -10,14 +10,11 @@
  *
  */
 
+#ifdef _WIN32
+#include <math.h>
+#endif 
 
-
-#ifdef _MSC_VER
-#include <float.h>
-#define isnan(x) _isnan((double)x)
-#endif
-
-#include "isnan.h"
+#include "isnan.h"
 
 
 float	cisnans(floatComplex in) {
diff --git a/src/c/auxiliaryFunctions/isnan/disnans.c b/src/c/auxiliaryFunctions/isnan/disnans.c
index 0d0a569..99b5b66 100644
--- a/src/c/auxiliaryFunctions/isnan/disnans.c
+++ b/src/c/auxiliaryFunctions/isnan/disnans.c
@@ -10,10 +10,10 @@
  *
  */
 
-#ifdef _MSC_VER
-#include <float.h>
-#define isnan(x) _isnan((double)x)
-#endif
+
+#ifdef _WIN32
+#include <math.h>
+#endif 
 
 #include "isnan.h"
 
diff --git a/src/c/auxiliaryFunctions/isnan/sisnans.c b/src/c/auxiliaryFunctions/isnan/sisnans.c
index 201fd31..905890b 100644
--- a/src/c/auxiliaryFunctions/isnan/sisnans.c
+++ b/src/c/auxiliaryFunctions/isnan/sisnans.c
@@ -10,10 +10,10 @@
  *
  */
 
-#ifdef _MSC_VER
-#include <float.h>
-#define isnan(x) _isnan((double)x)
-#endif
+
+#ifdef _WIN32
+#include <math.h>
+#endif 
 
 #include "isnan.h"
 
diff --git a/src/c/auxiliaryFunctions/isnan/zisnans.c b/src/c/auxiliaryFunctions/isnan/zisnans.c
index b7ebc1b..95cfd97 100644
--- a/src/c/auxiliaryFunctions/isnan/zisnans.c
+++ b/src/c/auxiliaryFunctions/isnan/zisnans.c
@@ -10,10 +10,9 @@
  *
  */
 
-#ifdef _MSC_VER
-#include <float.h>
-#define isnan(x) _isnan((double)x)
-#endif
+#ifdef _WIN32
+#include <math.h>
+#endif 
 
 #include "isnan.h"