errno.h

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/* errno.h standard header */
#ifndef _ERRNO
#define _ERRNO

#ifndef _SYSTEM_BUILD
  #pragma system_include
#endif

#ifndef _YVALS
  #include <yvals.h>
#endif
_C_STD_BEGIN

                /* ERROR CODES */
#define EDOM    _EDOM
#define ERANGE  _ERANGE
#define EFPOS   _EFPOS
#define EILSEQ  _EILSEQ

               /* lwip error codes, from cygwin errno.h */
#define EIO 5		      /* I/O error */
#define EWOULDBLOCK 11          /* Operation would block */
#define ENOMEM 12	      /* Not enough core */
#define EFAULT 14	                        /* Bad address */
#define EINVAL 22	                        /* Invalid argument */
#define ENOSYS 88                         /* Function not implemented */
#define ECONNRESET 104            /* Connection reset by peer */
#define ENOBUFS 105	     /* No buffer space available */
#define ENOPROTOOPT 109	     /* Protocol not available */
#define ESHUTDOWN 110	     /* Can't send after socket shutdown */
#define EADDRINUSE 112	     /* Address already in use */
#define ECONNABORTED 113     /* Connection aborted */
#define EHOSTUNREACH 118	     /* Host is unreachable */
#define ENOTCONN 128	     /* Socket is not connected */

#define _NERR   129   /* one more than last code */

                /* DECLARATIONS */
_C_LIB_DECL
#if !_MULTI_THREAD || _COMPILER_TLS && !_GLOBAL_LOCALE
  extern int _TLS_QUAL errno;

#else /* !_MULTI_THREAD || _COMPILER_TLS && !_GLOBAL_LOCALE */
  __INTRINSIC int *_Geterrno(void);

  #define errno (*_Geterrno())
#endif /* !_MULTI_THREAD || _COMPILER_TLS && !_GLOBAL_LOCALE */
_END_C_LIB_DECL
_C_STD_END
#endif /* _ERRNO */

#ifdef _STD_USING
  #ifndef errno
    using _CSTD errno;
  #endif
#endif /* _STD_USING */
/*
 * Copyright (c) 1992-2002 by P.J. Plauger.  ALL RIGHTS RESERVED.
 * Consult your license regarding permissions and restrictions.
V3.12:0576 */