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  *   ˆl–Ðz¾”êe¶¥6 ]¸&n *bÑ¿Çƒu—Ã_†I|¥+ÆÅ ß    /*
 * ProFTPD - FTP server daemon
 * Copyright (c) 2017-2022 The ProFTPD Project team
 *
 * 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 of the License, 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., 51 Franklin Street, Suite 500, Boston, MA 02110-1335, USA.
 *
 * As a special exemption, Public Flood Software/MacGyver aka Habeeb J. Dihu
 * and other respective copyright holders give permission to link this program
 * with OpenSSL, and distribute the resulting executable, without including
 * the source code for OpenSSL in the source distribution.
 */

/* OS/Platform header file includes. */

#ifndef PR_OS_H
#define PR_OS_H

#ifndef _GNU_SOURCE
# define _GNU_SOURCE
#endif

#include "config.h"

/* Manually override the socklen_t type on HP-UX 11 boxes.  For more
 * details on why, see:
 *  http://nagoya.apache.org/bugzilla/show_bug.cgi?id=16317
 */
#if defined(HPUX11) && !defined(_XOPEN_SOURCE_EXTENDED)
# undef socklen_t
# define socklen_t      int
#endif

#include "default_paths.h"

#include <stdlib.h>
#include <stdio.h>
#include <stdarg.h>
#include <pwd.h>
#include <grp.h>

#ifdef HAVE_STROPTS_H
# include <stropts.h>
#endif

#ifdef HAVE_SYS_TYPES_H
# include <sys/types.h>
#endif

#ifdef HAVE_INTTYPES_H
# include <inttypes.h>
#endif

#ifdef HAVE_UNISTD_H
# include <unistd.h>
#endif

#ifdef HAVE_LIMITS_H
# include <limits.h>
#endif

#ifdef HAVE_SIGNAL_H
# include <signal.h>
#endif

#ifdef HAVE_SYS_ACL_H
# include <sys/acl.h>
#endif

#ifdef HAVE_SYS_SELECT_H
# include <sys/select.h>
#endif

#ifdef HAVE_SYS_STAT_H
# include <sys/stat.h>
#endif

#ifdef HAVE_SYS_FILE_H
# include <sys/file.h>
#endif

#ifdef HAVE_SYS_WAIT_H
# include <sys/wait.h>
#endif

#ifndef WEXITSTATUS
# define WEXITSTATUS(stat_val) ((unsigned)(stat_val)>>8)
#endif
#ifndef WIFEXITED
# define WIFEXITED(stat_val) (((stat_val) & 255) == 0)
#endif

#ifdef HAVE_MEMORY_H
# include <memory.h>
#endif

#ifdef HAVE_STRINGS_H
# include <strings.h>
#endif

#ifdef STDC_HEADERS
# include <string.h>
#else
# ifndef HAVE_STRCHR
#  define strchr index
#  define strrchr rindex
# endif
char *strchr(),*strrchr();
# ifndef HAVE_MEMCPY
#  define memcpy(d,s,n) bcopy((s),(d),(n))
#  define memmove(d,s,n) bcopy((s),(d),(n))
# endif
#endif

#ifdef HAVE_BSTRING_H
# include <bstring.h>
#endif

#ifdef HAVE_SYS_TIME_H
# include <sys/time.h>
#endif

#ifdef HAVE_SYS_PARAM_H
# include <sys/param.h>
#endif

#ifdef HAVE_SYS_RESOURCE_H
# include <sys/resource.h>
#endif

#ifdef HAVE_SYS_SOCKET_H
# include <sys/socket.h>
#endif

#ifdef HAVE_NETDB_H
# include <netdb.h>
#endif

#ifdef HAVE_NETINET_IN_H
# include <netinet/in.h>
#endif

#ifdef HAVE_NETINET_IN_SYSTM_H
# include <netinet/in_systm.h>
#endif

#ifdef HAVE_NETINET_IP_H
# include <netinet/ip.h>
#endif

#ifdef HAVE_NETINET_TCP_H
# include <netinet/tcp.h>
#endif

#ifdef HAVE_ARPA_INET_H
# include <arpa/inet.h>
#endif

#if (defined(HAVE_SHADOW_H) && defined(USESHADOW))
# include <shadow.h>
#endif

#ifndef TM_IN_SYS_TIME
# include <time.h>
#endif

#ifdef HAVE_SYSLOG_H
# include <syslog.h>
#endif

#ifdef HAVE_DIRENT_H
# include <dirent.h>
# define NAMLEN(dirent) strlen((dirent)->d_name)
#else
# define dirent direct
# define NAMLEN(dirent) ((dirent)->d_namlen)
# ifdef HAVE_SYS_NDIR_H
#  include <sys/ndir.h>
# endif
# ifdef HAVE_SYS_DIR_H
#  include <sys/dir.h>
# endif
# ifdef HAVE_NDIR_H
#  include <ndir.h>
# endif
#endif

#ifdef HAVE_FCNTL_H
# include <fcntl.h>
#endif

#ifdef HAVE_SYS_IOCTL_H
# ifdef SOLARIS2
#  define BSD_COMP 1
# endif
# include