patch 9.0.0494: small build misses float function declaraitons
Problem: Small build misses float function declaraitons.
Solution: Adjust #ifdefs.
diff --git a/src/macros.h b/src/macros.h
index 16aab2e..86fd60b 100644
--- a/src/macros.h
+++ b/src/macros.h
@@ -261,12 +261,13 @@
# define MESSAGE_QUEUE
#endif
+#include <float.h>
+#if defined(HAVE_MATH_H)
+ // for isnan() and isinf()
+# include <math.h>
+#endif
+
#if defined(FEAT_EVAL)
-# include <float.h>
-# if defined(HAVE_MATH_H)
- // for isnan() and isinf()
-# include <math.h>
-# endif
# ifdef USING_FLOAT_STUFF
# ifdef MSWIN
# ifndef isnan