commit f689fe33b0f32c302cc8dc591685c34584925757
Author: Hib Eris <hib@hiberis.nl>
Date:   Tue Mar 10 22:09:52 2009 +0100

    Check for pkg-config with PKG_PROG_PKG_CONFIG
    
    Use PKG_PROG_PKG_CONFIG instead of hard coding a check for pkg-config.
    This will help cross compilers, for example to check for
    i586-mingw32msvc-pkg-config.

diff --git a/configure.ac b/configure.ac
index d32f048..45bcea8 100644
--- a/configure.ac
+++ b/configure.ac
@@ -22,8 +22,8 @@ AC_CHECK_FUNC(gettimeofday, AC_DEFINE(HAVE_GETTIMEOFDAY, 1, [Defines if gettimeo
 AC_CHECK_FUNC(localtime_r, AC_DEFINE(HAVE_LOCALTIME_R, 1, [Defines if localtime_r is available on your system]))
 
 dnl ##### Check for pkgconfig
-AC_CHECK_PROG(HAVE_PKGCONFIG, pkg-config, yes, no)
-if test "x$HAVE_PKGCONFIG" = "xno"; then
+PKG_PROG_PKG_CONFIG
+if test "x$PKG_CONFIG" = "x"; then
   AC_MSG_ERROR("*** pkg-config not found ***")
 fi