This patch adds a GNU ld version script entry for the `_hurd_sigstate_*'
functions that were introduced to support SA_SIGINFO.  A similar patch
should be applied upstream soon.

diff --git a/hurd/Versions b/hurd/Versions
index 83c8ab1..295cfda 100644
--- a/hurd/Versions
+++ b/hurd/Versions
@@ -156,6 +156,11 @@ libc {
     # functions used in macros & inline functions
     __errno_location;
   }
+  GLIBC_2.13 {
+    # functions introduced for SA_SIGINFO support and referenced from
+    # <hurd/signal.h>
+    _hurd_sigstate_*;
+  }
 
 %if !SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_2)
   HURD_CTHREADS_0.3 {