--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/config/i386/djgpp.c	Fri Oct 27 22:46:09 2017 +0900
@@ -0,0 +1,47 @@
+/* Subroutines for DJGPP.
+   Copyright (C) 2013-2017 Free Software Foundation, Inc.
+
+This file is part of GCC.
+
+GCC is free software; you can redistribute it and/or modify it under
+the terms of the GNU General Public License as published by the Free
+Software Foundation; either version 3, or (at your option) any later
+version.
+
+GCC is distributed in the hope that it will be useful, but WITHOUT ANY
+WARRANTY; without even the implied warranty of MERCHANTABILITY or
+FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+for more details.
+
+You should have received a copy of the GNU General Public License
+along with GCC; see the file COPYING3.  If not see
+<http://www.gnu.org/licenses/>.  */
+
+#include "config.h"
+#include "system.h"
+#include "coretypes.h"
+#include "tm.h"
+#include "output.h"
+#include "lto-section-names.h"
+
+void
+i386_djgpp_asm_named_section(const char *name, unsigned int flags,
+			     tree)
+{
+  char flagchars[8], *f = flagchars;
+
+  if (flags & SECTION_WRITE)
+    *f++ = 'w';
+  if (flags & SECTION_CODE)
+    *f++ = 'x';
+
+  /* LTO sections need 1-byte alignment to avoid confusing the
+     zlib decompression algorithm with trailing zero pad bytes.  */
+  if (strncmp (name, LTO_SECTION_NAME_PREFIX,
+			strlen (LTO_SECTION_NAME_PREFIX)) == 0)
+    *f++ = '0';
+
+  *f++ = '\0';
+
+  fprintf (asm_out_file, "\t.section\t%s,\"%s\"\n", name, flagchars);
+}