dnl dummies provided by dlfcn.c if not available
save_LIBS="$LIBS"
LIBS=""

AC_SEARCH_LIBS(dlopen, dl)

if test "$ac_cv_search_dlopen" != no; then
	AC_CHECK_HEADERS(dlfcn.h)

	libreplace_cv_dlfcn=no
	AC_CHECK_FUNCS([dlopen dlsym dlerror dlclose],[],[libreplace_cv_dlfcn=yes])

	if test x"${libreplace_cv_dlfcn}" = x"yes";then
		LIBREPLACEOBJ="${LIBREPLACEOBJ} dlfcn.o"
	fi
fi

LIBDL="$LIBS"
AC_SUBST(LIBDL)
LIBS="$save_LIBS"