From b96aca4d05b2da5d5134b1c3176b16f48db9fe4d Mon Sep 17 00:00:00 2001
From: Samuel Thibault <samuel.thibault@ens-lyon.org>
Date: Sun, 3 Sep 2017 04:25:35 +0200
Subject: hurd: Fix rtld link

	* sysdeps/mach/hurd/dl-sysdep.c (__sbrk): New function.
---
 sysdeps/mach/hurd/dl-sysdep.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'sysdeps/mach')

diff --git a/sysdeps/mach/hurd/dl-sysdep.c b/sysdeps/mach/hurd/dl-sysdep.c
index 2bfa64f02a..dec00f35f0 100644
--- a/sysdeps/mach/hurd/dl-sysdep.c
+++ b/sysdeps/mach/hurd/dl-sysdep.c
@@ -591,6 +591,16 @@ __getcwd (char *buf, size_t size)
   return NULL;
 }
 
+/* This is used by dl-tunables.c to strdup strings.  We can just make this a
+   mere allocation.  */
+void *
+__sbrk (intptr_t increment)
+{
+  vm_address_t addr;
+  __vm_allocate (__mach_task_self (), &addr, increment, 1);
+  return (void *) addr;
+}
+
 void weak_function attribute_hidden
 _exit (int status)
 {
-- 
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