[gnome-pilot/dbus] Add PKG_PROG_PKG_CONFIG for PKG_CHECK_MODULES

[Halton Huo <haltonhuo src gnome org>]

commit 2411a4d1dc23c0f622f2c79539334ca0fcf5c302
Author: Halton Huo <halton huo sun com>
Date:   Tue Feb 23 15:35:56 2010 +0800

    Add PKG_PROG_PKG_CONFIG for PKG_CHECK_MODULES
    
    Fixes https://bugzilla.gnome.org/attachment.cgi?bugid=610782

 configure.ac |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 7f91e52..05c1f9f 100644
--- a/configure.ac
+++ b/configure.ac
@@ -51,6 +51,7 @@ AM_MAINTAINER_MODE
 
 AM_PROG_LIBTOOL
 IT_PROG_INTLTOOL([0.35.5])
+PKG_PROG_PKG_CONFIG
 
 AC_PROG_CC
 AC_PROG_CXX