[libgtop] freebsd: Fix get_mem() on 64-bit systems (bgo#630128)

[Alexander Kojevnikov <alexk src gnome org>]

commit f787bfa0c7d69665974c1322ab47c8767e87e705
Author: Alexander Kojevnikov <alexander kojevnikov com>
Date:   Sun Oct 3 10:17:58 2010 +1100

    freebsd: Fix get_mem() on 64-bit systems (bgo#630128)

 sysdeps/freebsd/mem.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/sysdeps/freebsd/mem.c b/sysdeps/freebsd/mem.c
index 71a4a60..43a665c 100644
--- a/sysdeps/freebsd/mem.c
+++ b/sysdeps/freebsd/mem.c
@@ -79,10 +79,10 @@ glibtop_get_mem_s (glibtop *server, glibtop_mem *buf)
 	buffers = 0;
 
 	buf->total = memtotal;
-	buf->used = (memused * pagesize);
+	buf->used = (memused * (gulong) pagesize);
 	buf->free = (buf->total - buf->used);
 	buf->shared = 0;
-	buf->cached = (cached * pagesize);
+	buf->cached = (cached * (gulong) pagesize);
 	buf->buffer = buffers;
 
 	buf->user = buf->total - buf->free - buf->cached - buf->buffer;