[at-spi2-core] Check for -ldl in configure.ac

[Mike Gorse <mgorse src gnome org>]

commit 5546b33fd0a73def72e2ecbfecb5f3aa23622b70
Author: Mike Gorse <mgorse novell com>
Date:   Fri May 28 21:01:43 2010 -0400

    Check for -ldl in configure.ac

 configure.ac |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index a6fc649..562281d 100644
--- a/configure.ac
+++ b/configure.ac
@@ -44,6 +44,8 @@ PKG_CHECK_MODULES(GOBJ, [gobject-2.0 >= 2.0.0])
 AC_SUBST(GOBJ_LIBS)
 AC_SUBST(GOBJ_CFLAGS)
 
+AC_CHECK_LIB(dl, dlopen)
+
 AC_PATH_XTRA
 
 if test x$no_x = xyes ; then