/*************************************************************************\
*                  Copyright (C) Michael Kerrisk, 2026.                   *
*                                                                         *
* This program is free software. You may use, modify, and redistribute 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. This program is distributed without any warranty.  See   *
* the file COPYING.gpl-v3 for details.                                    *
\*************************************************************************/

/* display_env.c

   Display the process environment list.
*/
#include "tlpi_hdr.h"

extern char **environ;
                /* Or define _GNU_SOURCE to get it from <unistd.h> */

int
main(int argc, char *argv[])
{
    char **ep;

    for (ep = environ; *ep != NULL; ep++)
        puts(*ep);

    exit(EXIT_SUCCESS);
}