bug#5120: 23.1.50; GLib-WARNING **: g_set_prgname() called multiple times

[Sven Joachim]

After a recent update of glib to version 2.22.3, a warning is printed on
the terminal when Emacs starts:

,----
| % ./emacs -q &
| [1] 6017
| 
| (emacs:6017): GLib-WARNING **: g_set_prgname() called multiple times
`----

>From the glib NEWS file:

,----
| Overview of Changes from GLib 2.22.2 to GLib 2.22.3
| ===================================================
| 
| * Bugs fixed:
|  [...]
|  563627 g_get_prgname() threadsafety
`----

The URL to the glib g_get_prgname bug is
https://bugzilla.gnome.org/show_bug.cgi?id=563627.


In GNU Emacs 23.1.50.5 (i486-pc-linux-gnu, GTK+ Version 2.18.4)
 of 2009-12-04 on turtle
Windowing system distributor `The X.Org Foundation', version 11.0.10605000
configured using `configure  '--build=i486-pc-linux-gnu' 
'build_alias=i486-pc-linux-gnu''

Important settings:
  value of $LC_ALL: nil
  value of $LC_COLLATE: C
  value of $LC_CTYPE: nil
  value of $LC_MESSAGES: nil
  value of $LC_MONETARY: nil
  value of $LC_NUMERIC: nil
  value of $LC_TIME: nil
  value of $LANG: de_DE.UTF-8
  value of $XMODIFIERS: nil
  locale-coding-system: utf-8-unix
  default enable-multibyte-characters: t

Major mode: Fundamental

Minor modes in effect:
  tooltip-mode: t
  mouse-wheel-mode: t
  menu-bar-mode: t
  file-name-shadow-mode: t
  global-font-lock-mode: t
  blink-cursor-mode: t
  global-auto-composition-mode: t
  auto-encryption-mode: t
  auto-compression-mode: t
  line-number-mode: t
  transient-mark-mode: t

Recent input:
M-x r e p o e <backspace> r t - e <tab> <return>

Recent messages:
For information about GNU Emacs and the GNU system, type C-h C-a.

Load-path shadows:
None found.

Features:
(shadow mail-extr message ecomplete rfc822 mml easymenu mml-sec
password-cache mm-decode mm-bodies mm-encode mailcap mail-parse rfc2231
rfc2047 rfc2045 qp ietf-drums mailabbrev nnheader gnus-util netrc
time-date mm-util mail-prsvr gmm-utils wid-edit mailheader canlock sha1
hex-util hashcash mail-utils emacsbug sendmail regexp-opt tooltip
ediff-hook vc-hooks lisp-float-type mwheel x-win x-dnd font-setting
tool-bar dnd fontset image fringe lisp-mode register page menu-bar
rfn-eshadow timer select scroll-bar mldrag mouse jit-lock font-lock
syntax facemenu font-core frame cham georgian utf-8-lang misc-lang
vietnamese tibetan thai tai-viet lao korean japanese hebrew greek
romanian slovak czech european ethiopic indian cyrillic chinese
case-table epa-hook jka-cmpr-hook help simple abbrev loaddefs button
minibuffer faces cus-face text-properties overlay md5 base64 format env
code-pages mule custom widget hashtable-print-readable backquote
make-network-process dbusbind font-render-setting gtk x-toolkit x
multi-tty emacs)