--- ptex-2.3.2/src/tests/halftest.cpp.orig	2020-01-17 08:31:59.668571700 +0300
+++ ptex-2.3.2/src/tests/halftest.cpp	2020-01-17 08:32:06.091021200 +0300
@@ -43,7 +43,7 @@
 #include <iostream>
 #include <string.h>
 
-#if defined(_WIN32) || defined(_WINDOWS) || defined(_MSC_VER)
+#if defined(_MSC_VER)
 #include <float.h>
 #define isfinite _finite
 #else
