--- glpk-4.44/configure.ac.orig	2010-06-03 10:00:00.000000000 +0200
+++ glpk-4.44/configure.ac	2010-10-16 15:30:29.667743558 +0200
@@ -106,6 +106,7 @@
 elif test "$enable_dl" = "dlfcn"; then
    AC_MSG_RESULT([dlfcn])
    AC_DEFINE([HAVE_DLFCN], [1], [N/A])
+   LIBS="-ldl $LIBS"
 else
    AC_MSG_RESULT([no])
 fi