Don't use __has_include macro if it's not defined

src/core/DataTypes.h

@@ -30,10 +30,12 @@
 #include <cmath>
 #include <limits>
 
-#if (defined( __has_include ) && __has_include(<cxxabi.h>)) || defined( __GLIBCXX__ )
+#if defined( __has_include ) || defined( __GLIBCXX__ )
+#if __has_include(<cxxabi.h>) || defined( __GLIBCXX__ )
 #define HAVE_CXXABI_H
 #include <cxxabi.h>
 #endif
+#endif
 
 
 namespace walberla {