From b2342735e543f8fec2f6914d5e628391dd0ffc46 Mon Sep 17 00:00:00 2001
From: Matthias Benkard <code@mail.matthias.benkard.de>
Date: Mon, 3 Mar 2008 21:33:06 +0100
Subject: Require libffi 3.x.

darcs-hash:336a6b83c9f36e68a26822ae40c0f7bb9a005feb
---
 configure.ac | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'configure.ac')

diff --git a/configure.ac b/configure.ac
index f777adf..6f070c2 100644
--- a/configure.ac
+++ b/configure.ac
@@ -24,7 +24,9 @@ AC_PROG_OBJC
 #AC_PROG_LN_S
 AC_PROG_MAKE_SET
 
-AC_SEARCH_LIBS([ffi_call], [ffi], [HAVE_LIBFFI=1; break], [HAVE_LIBFFI=0])
+# Note that ffi_prep_closure_loc is not available in libffi versions
+# prior to 3.0.0.  This includes Leopard's preinstalled libffi.
+AC_SEARCH_LIBS([ffi_prep_closure_loc], [ffi], [HAVE_LIBFFI=1; break], [HAVE_LIBFFI=0])
 
 HAVE_ANY_FFI_H=0
 if test x$HAVE_LIBFFI = x1; then
-- 
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