$NetBSD: patch-libstdc++-v3_configure.ac,v 1.1 2021/07/25 15:06:25 js Exp $

Don't check for dlopen in libstdc++-v3 - it causes a link test after
GCC_NO_EXECUTABLES.

--- libstdc++-v3/configure.ac.orig	2020-07-23 06:35:19.188404867 +0000
+++ libstdc++-v3/configure.ac
@@ -90,9 +90,6 @@ AC_SYS_LARGEFILE
 GLIBCXX_CONFIGURE
 
 # Libtool setup.
-if test "x${with_newlib}" != "xyes"; then
-  AC_LIBTOOL_DLOPEN
-fi
 AM_PROG_LIBTOOL
 ACX_LT_HOST_FLAGS
 AC_SUBST(enable_shared)