$NetBSD: patch-configure,v 1.2 2018/04/17 01:57:18 christos Exp $

--- configure.orig	2018-01-19 09:14:17.000000000 -0500
+++ configure	2018-04-16 20:43:13.559772861 -0400
@@ -6219,9 +6219,9 @@
   $as_echo_n "(cached) " >&6
 else
 
-    # first, try -R
+    # first, try ${COMPILER_RPATH_FLAG}
     SAVE_LDFLAGS="${LDFLAGS}"
-    LDFLAGS="-R /usr/lib"
+    LDFLAGS="${COMPILER_RPATH_FLAG} /usr/lib"
     cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -6234,7 +6234,7 @@
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  andrew_cv_runpath_switch="-R"
+  andrew_cv_runpath_switch="${COMPILER_RPATH_FLAG}"
 else
 
   	LDFLAGS="-Wl,-rpath,/usr/lib"