--- a/android/compat/wordexp.h	2024-05-13 13:59:50.667347786 +0800
+++ b/android/compat/wordexp.h	2024-05-13 14:11:43.377135089 +0800
@@ -1,31 +1,78 @@
-/* SPDX-License-Identifier: LGPL-2.1-or-later */
-/*
+/*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
  *
- *  BlueZ - Bluetooth protocol stack for Linux
+ * Copyright (c) 2002 Tim J. Robbins.
+ * All rights reserved.
  *
- *  Copyright (C) 1991-2013 Free Software Foundation, Inc.
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
  *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
  *
+ * $FreeBSD$
  */

 #ifndef _WORDEXP_H_
-#define _WORDEXP_H_
+#define	_WORDEXP_H_

-#define WRDE_NOCMD 0
+#include <sys/types.h>
+#include <stdlib.h>

 typedef struct {
-	size_t we_wordc;
-	char **we_wordv;
-	size_t we_offs;
+	size_t	we_wordc;	/* count of words matched */
+	char		**we_wordv;	/* pointer to list of words */
+	size_t	we_offs;	/* slots to reserve in we_wordv */
+	char		*we_strings;	/* storage for wordv strings */
+	size_t	we_nbytes;	/* size of we_strings */
 } wordexp_t;

-static inline int wordexp(const char *c, wordexp_t *w, int _i)
-{
-	return -1;
-}
+/*
+ * Flags for wordexp().
+ */
+#define	WRDE_APPEND	0x1		/* append to previously generated */
+#define	WRDE_DOOFFS	0x2		/* we_offs member is valid */
+#define	WRDE_NOCMD	0x4		/* disallow command substitution */
+#define	WRDE_REUSE	0x8		/* reuse wordexp_t */
+#define	WRDE_SHOWERR	0x10		/* don't redirect stderr to /dev/null */
+#define	WRDE_UNDEF	0x20		/* disallow undefined shell vars */

-static inline void wordfree(wordexp_t *__wordexp)
-{
-}
+/*
+ * Return values from wordexp().
+ */
+#define	WRDE_BADCHAR	1		/* unquoted special character */
+#define	WRDE_BADVAL	2		/* undefined variable */
+#define	WRDE_CMDSUB	3		/* command substitution not allowed */
+#define	WRDE_NOSPACE	4		/* no memory for result */
+#if __XSI_VISIBLE
+#define	WRDE_NOSYS	5		/* obsolete, reserved */
+#endif
+#define	WRDE_SYNTAX	6		/* shell syntax error */
+
+#ifdef	__cplusplus
+extern "C" {
+#endif

+int	wordexp(const char * __restrict, wordexp_t * __restrict, int);
+void	wordfree(wordexp_t *);
+
+#ifdef	__cplusplus
+}
 #endif
+
+#endif /* !_WORDEXP_H_ */