[libgtop] Define glibtop_machine for Linux as empty because it's not used. Fix compilation.

[Benoît Dejean <bdejean src gnome org>]

commit ca42f1f3af153374f3b0a66f7f470776981e3f9d
Author: Benoît Dejean <bdejean gmail com>
Date:   Sat Aug 8 11:05:25 2015 +0200

    Define glibtop_machine for Linux as empty because it's not used.
    Fix compilation.

 sysdeps/linux/glibtop_machine.h |    6 +-----
 1 files changed, 1 insertions(+), 5 deletions(-)
---
diff --git a/sysdeps/linux/glibtop_machine.h b/sysdeps/linux/glibtop_machine.h
index 133d7c8..14a21bf 100644
--- a/sysdeps/linux/glibtop_machine.h
+++ b/sysdeps/linux/glibtop_machine.h
@@ -22,9 +22,7 @@
 #ifndef __GLIBTOP_MACHINE_H__
 #define __GLIBTOP_MACHINE_H__
 
-#include <unistd.h>
-#include <fcntl.h>
-#include <ctype.h>
+#include <glib.h>
 
 G_BEGIN_DECLS
 
@@ -32,8 +30,6 @@ typedef struct _glibtop_machine               glibtop_machine;
 
 struct _glibtop_machine
 {
-       guint64 reserved[8];
-       int     reserved[8];
 };
 
 G_END_DECLS