Index: head/devel/boehm-gc/files/patch-include_private_gcconfig.h
===================================================================
--- head/devel/boehm-gc/files/patch-include_private_gcconfig.h	(revision 444000)
+++ head/devel/boehm-gc/files/patch-include_private_gcconfig.h	(revision 444001)
@@ -1,14 +1,23 @@
---- include/private/gcconfig.h.orig	2016-08-08 20:30:40 UTC
+--- include/private/gcconfig.h.orig	2016-08-02 19:36:14 UTC
 +++ include/private/gcconfig.h
+@@ -176,7 +176,7 @@
+ #      define EWS4800
+ #    endif
+ #    if !defined(LINUX) && !defined(EWS4800) && !defined(NETBSD) \
+-        && !defined(OPENBSD)
++        && !defined(OPENBSD) && !defined(FREEBSD)
+ #      if defined(ultrix) || defined(__ultrix)
+ #        define ULTRIX
+ #      else
 @@ -2745,11 +2745,6 @@
  # define SUNOS5SIGS
  #endif
  
 -#ifdef DATASTART_USES_BSDGETDATASTART
 -  GC_INNER ptr_t GC_FreeBSDGetDataStart(size_t, ptr_t);
 -# define DATASTART_IS_FUNC
 -#endif
 -
  #if !defined(GC_EXPLICIT_SIGNALS_UNBLOCK) && defined(SUNOS5SIGS) \
      && !defined(GC_NO_PTHREAD_SIGMASK)
  # define GC_EXPLICIT_SIGNALS_UNBLOCK