$NetBSD: patch-gcc_configure,v 1.1 2015/07/16 12:03:36 ryoon Exp $

--- gcc/configure.orig	2014-05-21 11:08:58.000000000 +0000
+++ gcc/configure
@@ -27332,6 +27332,13 @@ case "$target" in
       gcc_cv_target_dl_iterate_phdr=no
     fi
     ;;
+  *-*-netbsd* | *-*-openbsd*)
+    if grep dl_iterate_phdr $target_header_dir/sys/link_elf.h > /dev/null 2>&1; then
+      gcc_cv_target_dl_iterate_phdr=yes
+    else
+      gcc_cv_target_dl_iterate_phdr=no
+    fi
+    ;;
 esac
 
 if test x$gcc_cv_target_dl_iterate_phdr = xyes; then