From 7bc51bf8476e4546efaf28b90399e8a0280ac71f Mon Sep 17 00:00:00 2001
From: Kalev Lember <kalevlember@gmail.com>
Date: Sat, 1 Oct 2011 00:41:04 +0300
Subject: Use AC_SEARCH_LIBS for libdl

... instead of just substituting -ldl into LDFLAGS. The GNU linker's
command line arguments are positional and this makes sure -ldl appears
in right place.

Fixes build problem on Ubuntu 11.10.

diff --git a/configure.in b/configure.in
index d17fc25..43d737f 100644
--- a/configure.in
+++ b/configure.in
@@ -83,11 +83,10 @@ AC_CHECK_FUNC(regcomp,AC_DEFINE(USE_REGEXP))
 AC_CHECK_FUNC(lrand48,,AC_DEFINE(USE_RANDOM))
 
 # Dynamic modules
-dl_ldflags=
+AC_SEARCH_LIBS(dlopen,[dl],[
+               AC_DEFINE(HAVE_LIBDL)
+               dl_ldflags="-rdynamic"])
 AC_SUBST(dl_ldflags)
-AC_CHECK_LIB(dl,dlopen, 
-	AC_DEFINE(HAVE_LIBDL)
-	AC_SUBST(dl_ldflags,"-rdynamic -ldl"))
 
 # Checks for header files.
 AC_CHECK_HEADERS([stdlib.h unistd.h])
-- 
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