[libgtop] Better debug message.

[Robert Roth <robertroth src gnome org>]

commit ebb7f9d5e23a6ffa79eb6f337020fa452ad110bf
Author: Benoit Dejean <bdejean gmail com>
Date:   Sun Jun 21 17:37:07 2015 +0200

    Better debug message.

 lib/command.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/lib/command.c b/lib/command.c
index 2c26861..5be309e 100644
--- a/lib/command.c
+++ b/lib/command.c
@@ -92,7 +92,7 @@ glibtop_call_l (glibtop *server, unsigned command, size_t send_size,
        glibtop_read_l (server, sizeof (glibtop_response), &response);
 
 #ifdef LIBGTOP_ENABLE_DEBUG
-       fprintf (stderr, "RESPONSE: %lu - %d\n",
+       fprintf (stderr, "RESPONSE: offset=%lu - data_size=%lu\n",
                 response.offset, response.data_size);
 #endif