[gnome-system-monitor] OpenBSD: use G_N_ELEMENTS instead of nitems

[Antoine Jacoutot <ajacoutot src gnome org>]

commit a9972b6a45b490fd316a1a536115baca465e3ae6
Author: Antoine Jacoutot <ajacoutot gnome org>
Date:   Mon Jul 9 18:23:37 2012 +0200

    OpenBSD: use G_N_ELEMENTS instead of nitems
    
    nitems is never guaranteed to be defined in sys/params.h as it is meant
    to be defined within a protected ifdef __KERNEL conditional.
    Use G_N_ELEMENTS from GLib which is the proper way of doing this.

 src/procproperties.cpp |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/procproperties.cpp b/src/procproperties.cpp
index 6821893..c61f1b9 100644
--- a/src/procproperties.cpp
+++ b/src/procproperties.cpp
@@ -120,7 +120,7 @@ fill_proc_properties (GtkWidget *tree, ProcInfo *info)
     int HZ;
     int mib[] = { CTL_KERN, KERN_CLOCKRATE };
 
-    if (sysctl (mib, nitems(mib), &cinf, &size, NULL, 0) == -1)
+    if (sysctl (mib, G_N_ELEMENTS (mib), &cinf, &size, NULL, 0) == -1)
         HZ = 100;
     else
         HZ = cinf.hz;