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diff --git a/syntax.h b/syntax.h
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+/* syntax.h -- Syntax definitions for the shell */
+
+/* Copyright (C) 2000, 2001, 2005, 2008,2009 Free Software Foundation, Inc.
+
+   This file is part of GNU Bash, the Bourne Again SHell.
+
+   Bash 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 of the License, or
+   (at your option) any later version.
+
+   Bash 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 Bash.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef _SYNTAX_H_
+#define _SYNTAX_H_
+
+/* Defines for use by mksyntax.c */
+
+#define slashify_in_quotes "\\`$\"\n"
+#define slashify_in_here_document "\\`$"
+
+#define shell_meta_chars   "()<>;&|"
+#define shell_break_chars  "()<>;&| \t\n"
+
+#define shell_quote_chars	"\"`'"
+
+#if defined (PROCESS_SUBSTITUTION)
+#  define shell_exp_chars		"$<>"
+#else
+#  define shell_exp_chars		"$"
+#endif
+
+#if defined (EXTENDED_GLOB)
+#  define ext_glob_chars	"@*+?!"
+#else
+#  define ext_glob_chars	""
+#endif
+#define shell_glob_chars	"*?[]^"
+
+/* Defines shared by mksyntax.c and the rest of the shell code. */
+
+/* Values for character flags in syntax tables */
+
+#define CWORD		0x0000	/* nothing special; an ordinary character */
+#define CSHMETA		0x0001	/* shell meta character */
+#define CSHBRK		0x0002	/* shell break character */
+#define CBACKQ		0x0004	/* back quote */
+#define CQUOTE		0x0008	/* shell quote character */
+#define CSPECL		0x0010	/* special character that needs quoting */
+#define CEXP		0x0020	/* shell expansion character */
+#define CBSDQUOTE	0x0040	/* characters escaped by backslash in double quotes */
+#define CBSHDOC		0x0080	/* characters escaped by backslash in here doc */
+#define CGLOB		0x0100	/* globbing characters */
+#define CXGLOB		0x0200	/* extended globbing characters */
+#define CXQUOTE		0x0400	/* cquote + backslash */
+#define CSPECVAR	0x0800	/* single-character shell variable name */
+#define CSUBSTOP	0x1000	/* values of OP for ${word[:]OPstuff} */
+#define CBLANK		0x2000	/* whitespace (blank) character */
+
+/* Defines for use by the rest of the shell. */
+extern int sh_syntaxtab[];
+extern int sh_syntabsiz;
+
+#define shellmeta(c)	(sh_syntaxtab[(unsigned char)(c)] & CSHMETA)
+#define shellbreak(c)	(sh_syntaxtab[(unsigned char)(c)] & CSHBRK)
+#define shellquote(c)	(sh_syntaxtab[(unsigned char)(c)] & CQUOTE)
+#define shellxquote(c)	(sh_syntaxtab[(unsigned char)(c)] & CXQUOTE)
+
+#define shellblank(c)	(sh_syntaxtab[(unsigned char)(c)] & CBLANK)
+
+#define issyntype(c, t)	((sh_syntaxtab[(unsigned char)(c)] & (t)) != 0)
+#define notsyntype(c,t) ((sh_syntaxtab[(unsigned char)(c)] & (t)) == 0)
+
+#if defined (PROCESS_SUBSTITUTION)
+#  define shellexp(c)	((c) == '$' || (c) == '<' || (c) == '>')
+#else
+#  define shellexp(c)	((c) == '$')
+#endif
+
+#if defined (EXTENDED_GLOB)
+#  define PATTERN_CHAR(c) \
+	((c) == '@' || (c) == '*' || (c) == '+' || (c) == '?' || (c) == '!')
+#else
+#  define PATTERN_CHAR(c) 0
+#endif
+
+#define GLOB_CHAR(c) \
+	((c) == '*' || (c) == '?' || (c) == '[' || (c) == ']' || (c) == '^')
+
+#define CTLESC '\001'
+#define CTLNUL '\177'
+
+#if !defined (HAVE_ISBLANK) && !defined (isblank)
+#  define isblank(x)	((x) == ' ' || (x) == '\t')
+#endif
+
+#endif /* _SYNTAX_H_ */