#ifndef _ERRNO_H
#define _ERRNO_H 1

// https://pubs.opengroup.org/onlinepubs/9699919799/basedefs/errno.h.html

#include <sys/cdefs.h>

__BEGIN_DECLS

#define E2BIG			1
#define EACCES			2
#define EADDRINUSE		3
#define EADDRNOTAVAIL	4
#define EAFNOSUPPORT	5
#define EAGAIN			6
#define EALREADY		7
#define EBADF			8
#define EBADMSG			9
#define EBUSY			10
#define ECANCELED		11
#define ECHILD			12
#define ECONNABORTED	13
#define ECONNREFUSED	14
#define ECONNRESET		15
#define EDEADLK			16
#define EDESTADDRREQ	17
#define EDOM			18
#define EDQUOT			19
#define EEXIST			20
#define EFAULT			21
#define EFBIG			22
#define EHOSTUNREACH	23
#define EIDRM			24
#define EILSEQ			25
#define EINPROGRESS		26
#define EINTR			27
#define EINVAL			28
#define EIO				29
#define EISCONN			30
#define EISDIR			31
#define ELOOP			32
#define EMFILE			33
#define EMLINK			34
#define EMSGSIZE		35
#define EMULTIHOP		36
#define ENAMETOOLONG	37
#define ENETDOWN		38
#define ENETRESET		39
#define ENETUNREACH		40
#define ENFILE			41
#define ENOBUFS			42
#define ENODATA			43
#define ENODEV			44
#define ENOENT			45
#define ENOEXEC			46
#define ENOLCK			47
#define ENOLINK			48
#define ENOMEM			49
#define ENOMSG			50
#define ENOPROTOOPT		51
#define ENOSPC			52
#define ENOSR			53
#define ENOSTR			54
#define ENOSYS			55
#define ENOTCONN		56
#define ENOTDIR			57
#define ENOTEMPTY		58
#define ENOTRECOVERABLE	59
#define ENOTSOCK		60
#define ENOTSUP			61
#define ENOTTY			62
#define ENXIO			63
#define EOPNOTSUPP		64
#define EOVERFLOW		65
#define EOWNERDEAD		66
#define EPERM			67
#define EPIPE			68
#define EPROTO			69
#define EPROTONOSUPPORT	70
#define EPROTOTYPE		71
#define ERANGE			72
#define EROFS			73
#define ESPIPE			74
#define ESRCH			75
#define ESTALE			76
#define ETIME			77
#define ETIMEDOUT		78
#define ETXTBSY			79
#define EWOULDBLOCK		80
#define EXDEV			81
#define ENOTBLK			82

#define EUNKNOWN		0xFF

#define errno (*__errno_location())

int* __errno_location(void);

__END_DECLS

#endif