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diff --git a/libshouldbeinlibc/=argz.h b/libshouldbeinlibc/=argz.h
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+/* Routines for dealing with '\0' separated arg vectors.
+
+   Copyright (C) 1995 Free Software Foundation, Inc.
+
+   Written by Miles Bader <miles@gnu.ai.mit.edu>
+
+   This program 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 2, or (at
+   your option) any later version.
+
+   This program 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 this program; if not, write to the Free Software
+   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
+
+#ifndef __ARGZ_H__
+#define __ARGZ_H__
+
+/* Make a '\0' separated arg vector from a unix argv vector, returning it in
+   ARGZ, and the total length in LEN.  If a memory allocation error occurs,
+   ENOMEM is returned, otherwise 0.  The result can be destroyed using free. */
+error_t argz_create(char **argv, char **argz, int *len);
+
+/* Make '\0' separated arg vector ARGZ printable by converting all the '\0's
+   except the last into spaces.  */
+void argz_stringify(char *argz, int len);
+
+#endif /* __ARGZ_H__ */