[gnome-shell] Depend on libpulse 2.0

[Guillaume Desmottes <gdesmott src gnome org>]

commit 9c9cf6f5ab19354b4a957af4788a957d760b04b9
Author: Guillaume Desmottes <guillaume desmottes collabora co uk>
Date:   Mon Dec 10 12:19:03 2012 +0100

    Depend on libpulse 2.0
    
    Commit 3af9f636af23cd59c3d4ce00f3f4a0fdefd36386 introduced a dependency on
    libpulse 2.0 so best to check for it.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=689965

 configure.ac |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 3ef10c0..e23d291 100644
--- a/configure.ac
+++ b/configure.ac
@@ -79,6 +79,7 @@ GCR_MIN_VERSION=3.3.90
 GNOME_DESKTOP_REQUIRED_VERSION=3.7.1
 GNOME_MENUS_REQUIRED_VERSION=3.5.3
 NETWORKMANAGER_MIN_VERSION=0.9.7
+PULSE_MIN_VERS=2.0
 
 # Collect more than 20 libraries for a prize!
 PKG_CHECK_MODULES(GNOME_SHELL, gio-unix-2.0 >= $GIO_MIN_VERSION
@@ -125,7 +126,7 @@ LIBS=$saved_LIBS
 PKG_CHECK_MODULES(GNOME_SHELL_JS, gio-2.0 gjs-internals-1.0 >= $GJS_MIN_VERSION)
 PKG_CHECK_MODULES(ST, clutter-1.0 gtk+-3.0 libcroco-0.6 >= 0.6.8 x11)
 PKG_CHECK_MODULES(TRAY, gtk+-3.0)
-PKG_CHECK_MODULES(GVC, libpulse libpulse-mainloop-glib gobject-2.0)
+PKG_CHECK_MODULES(GVC, libpulse >= $PULSE_MIN_VERS libpulse-mainloop-glib gobject-2.0)
 PKG_CHECK_MODULES(DESKTOP_SCHEMAS, gsettings-desktop-schemas >= 3.7.2)
 
 AC_MSG_CHECKING([for bluetooth support])