Use '$if declared(fpfutimens)' to set USE_FUTIMES macro

rtl/unix/sysutils.pp

@@ -83,6 +83,10 @@ uses
   {$DEFINE USE_FUTIMES}
 {$endif}
 
+{$if declared(fpfutimens)}
+  {$DEFINE USE_FUTIMES}
+{$endif}
+
 { Include platform independent interface part }
 {$i sysutilh.inc}