diff -up ucblogo-6.0/coms.c.inc ucblogo-6.0/coms.c
--- ucblogo-6.0/coms.c.inc	2016-07-09 19:28:01.384859616 +0200
+++ ucblogo-6.0/coms.c	2016-07-09 19:28:09.250898715 +0200
@@ -25,9 +25,9 @@ extern int check_wx_stop(int force_yield
 #endif
 
 #define WANT_EVAL_REGS 1
+#include <math.h>
 #include "logo.h"
 #include "globals.h"
-#include <math.h>
 #ifdef HAVE_UNISTD_H
 #include <unistd.h>
 #endif
diff -up ucblogo-6.0/graphics.c.inc ucblogo-6.0/graphics.c
--- ucblogo-6.0/graphics.c.inc	2016-07-09 19:28:31.426008938 +0200
+++ ucblogo-6.0/graphics.c	2016-07-09 19:28:40.570054389 +0200
@@ -24,9 +24,9 @@
 #endif /* WIN32 */
  
 #define WANT_EVAL_REGS 1
+#include <math.h>
 #include "logo.h"
 /*   #include "globals.h"   has been moved further down */
-#include <math.h>
 
 #ifdef HAVE_WX
 #include "wxGraphics.h"