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IABSD.fr/src/gnu/usr.bin/perl/iperlsys.h

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  • Author : afresh1
    Date : 2023-02-15 01:36:12
    Hash : eac174f2
    Message : Fix merge issues, remove excess files - match perl-5.36.0 dist OK bluhm@ a good time naddy@

  • gnu/usr.bin/perl/iperlsys.h
  • /*
     * iperlsys.h - Perl's interface to the system
     *
     * This file defines the system level functionality that perl needs.
     *
     * When using C, this definition is in the form of a set of macros that can be
     * #defined to the system-level function (or a wrapper provided elsewhere).
     *
     * GSAR 21-JUN-98
     */
    
    #ifndef __Inc__IPerl___
    #define __Inc__IPerl___
    
    /*
     *      PerlXXX_YYY explained - DickH and DougL @ ActiveState.com
     *
     * XXX := functional group
     * YYY := stdlib/OS function name
     *
     * Continuing with the theme of PerlIO, all OS functionality was encapsulated
     * into one of several interfaces.
     *
     * PerlIO - stdio
     * PerlLIO - low level I/O
     * PerlMem - malloc, realloc, free
     * PerlDir - directory related
     * PerlEnv - process environment handling
     * PerlProc - process control
     * PerlSock - socket functions
     *
     *
     * The features of this are:
     * 1. All OS dependant code is in the Perl Host and not the Perl Core.
     *    (At least this is the holy grail goal of this work)
     * 2. The Perl Host (see perl.h for description) can provide a new and
     *    improved interface to OS functionality if required.
     * 3. Developers can easily hook into the OS calls for instrumentation
     *    or diagnostic purposes.
     *
     * What was changed to do this:
     * 1. All calls to OS functions were replaced with PerlXXX_YYY
     *
     */
    
    /*
        Interface for perl stdio functions, or whatever we are Configure-d
        to use.
    */
    #include "perlio.h"
    
    
    typedef Signal_t (*Sighandler1_t) (int);
    typedef Signal_t (*Sighandler3_t) (int, Siginfo_t*, void*);
    
    #ifndef Sighandler_t
    #  ifdef PERL_USE_3ARG_SIGHANDLER
    typedef Sighandler3_t Sighandler_t;
    #  else
    typedef Sighandler1_t Sighandler_t;
    #  endif
    #endif
    
    #if defined(PERL_IMPLICIT_SYS)
    
    /* IPerlStdIO           */
    struct IPerlStdIO;
    struct IPerlStdIOInfo;
    typedef FILE*           (*LPStdin)(struct IPerlStdIO*);
    typedef FILE*           (*LPStdout)(struct IPerlStdIO*);
    typedef FILE*           (*LPStderr)(struct IPerlStdIO*);
    typedef FILE*           (*LPOpen)(struct IPerlStdIO*, const char*,
                                const char*);
    typedef int             (*LPClose)(struct IPerlStdIO*, FILE*);
    typedef int             (*LPEof)(struct IPerlStdIO*, FILE*);
    typedef int             (*LPError)(struct IPerlStdIO*, FILE*);
    typedef void            (*LPClearerr)(struct IPerlStdIO*, FILE*);
    typedef int             (*LPGetc)(struct IPerlStdIO*, FILE*);
    typedef STDCHAR*        (*LPGetBase)(struct IPerlStdIO*, FILE*);
    typedef int             (*LPGetBufsiz)(struct IPerlStdIO*, FILE*);
    typedef int             (*LPGetCnt)(struct IPerlStdIO*, FILE*);
    typedef STDCHAR*        (*LPGetPtr)(struct IPerlStdIO*, FILE*);
    typedef char*           (*LPGets)(struct IPerlStdIO*, char*, int, FILE*);
    typedef int             (*LPPutc)(struct IPerlStdIO*, int, FILE*);
    typedef int             (*LPPuts)(struct IPerlStdIO*, const char *, FILE*);
    typedef int             (*LPFlush)(struct IPerlStdIO*, FILE*);
    typedef int             (*LPUngetc)(struct IPerlStdIO*, int,FILE*);
    typedef int             (*LPFileno)(struct IPerlStdIO*, FILE*);
    typedef FILE*           (*LPFdopen)(struct IPerlStdIO*, int, const char*);
    typedef FILE*           (*LPReopen)(struct IPerlStdIO*, const char*,
                                const char*, FILE*);
    typedef SSize_t         (*LPRead)(struct IPerlStdIO*, void*, Size_t, Size_t, FILE *);
    typedef SSize_t         (*LPWrite)(struct IPerlStdIO*, const void*, Size_t, Size_t, FILE *);
    typedef void            (*LPSetBuf)(struct IPerlStdIO*, FILE*, char*);
    typedef int             (*LPSetVBuf)(struct IPerlStdIO*, FILE*, char*, int,
                                Size_t);
    typedef void            (*LPSetCnt)(struct IPerlStdIO*, FILE*, int);
    
    typedef void            (*LPSetPtr)(struct IPerlStdIO*, FILE*, STDCHAR*);
    
    typedef void            (*LPSetlinebuf)(struct IPerlStdIO*, FILE*);
    typedef int             (*LPPrintf)(struct IPerlStdIO*, FILE*, const char*,
                                ...);
    typedef int             (*LPVprintf)(struct IPerlStdIO*, FILE*, const char*,
                                va_list);
    typedef Off_t           (*LPTell)(struct IPerlStdIO*, FILE*);
    typedef int             (*LPSeek)(struct IPerlStdIO*, FILE*, Off_t, int);
    typedef void            (*LPRewind)(struct IPerlStdIO*, FILE*);
    typedef FILE*           (*LPTmpfile)(struct IPerlStdIO*);
    typedef int             (*LPGetpos)(struct IPerlStdIO*, FILE*, Fpos_t*);
    typedef int             (*LPSetpos)(struct IPerlStdIO*, FILE*,
                                const Fpos_t*);
    typedef void            (*LPInit)(struct IPerlStdIO*);
    typedef void            (*LPInitOSExtras)(struct IPerlStdIO*);
    typedef FILE*           (*LPFdupopen)(struct IPerlStdIO*, FILE*);
    
    struct IPerlStdIO
    {
        LPStdin             pStdin;
        LPStdout            pStdout;
        LPStderr            pStderr;
        LPOpen              pOpen;
        LPClose             pClose;
        LPEof               pEof;
        LPError             pError;
        LPClearerr          pClearerr;
        LPGetc              pGetc;
        LPGetBase           pGetBase;
        LPGetBufsiz         pGetBufsiz;
        LPGetCnt            pGetCnt;
        LPGetPtr            pGetPtr;
        LPGets              pGets;
        LPPutc              pPutc;
        LPPuts              pPuts;
        LPFlush             pFlush;
        LPUngetc            pUngetc;
        LPFileno            pFileno;
        LPFdopen            pFdopen;
        LPReopen            pReopen;
        LPRead              pRead;
        LPWrite             pWrite;
        LPSetBuf            pSetBuf;
        LPSetVBuf           pSetVBuf;
        LPSetCnt            pSetCnt;
        LPSetPtr            pSetPtr;
        LPSetlinebuf        pSetlinebuf;
        LPPrintf            pPrintf;
        LPVprintf           pVprintf;
        LPTell              pTell;
        LPSeek              pSeek;
        LPRewind            pRewind;
        LPTmpfile           pTmpfile;
        LPGetpos            pGetpos;
        LPSetpos            pSetpos;
        LPInit              pInit;
        LPInitOSExtras      pInitOSExtras;
        LPFdupopen          pFdupopen;
    };
    
    struct IPerlStdIOInfo
    {
        unsigned long       nCount;     /* number of entries expected */
        struct IPerlStdIO   perlStdIOList;
    };
    
    /* These do not belong here ... NI-S, 14 Nov 2000 */
    
    #  ifdef USE_STDIO_PTR
    #    define PerlSIO_has_cntptr(f)       1
    #    ifdef STDIO_PTR_LVALUE
    #      ifdef  STDIO_CNT_LVALUE
    #        define PerlSIO_canset_cnt(f)   1
    #        ifdef STDIO_PTR_LVAL_NOCHANGE_CNT
    #          define PerlSIO_fast_gets(f)  1
    #        endif
    #      else /* STDIO_CNT_LVALUE */
    #        define PerlSIO_canset_cnt(f)   0
    #      endif
    #    else /* STDIO_PTR_LVALUE */
    #      ifdef STDIO_PTR_LVAL_SETS_CNT
    #        define PerlSIO_fast_gets(f)    1
    #      endif
    #    endif
    #  else  /* USE_STDIO_PTR */
    #    define PerlSIO_has_cntptr(f)       0
    #    define PerlSIO_canset_cnt(f)       0
    #  endif /* USE_STDIO_PTR */
    
    #  ifndef PerlSIO_fast_gets
    #  define PerlSIO_fast_gets(f)          0
    #  endif
    
    #  ifdef FILE_base
    #    define PerlSIO_has_base(f)         1
    #  else
    #    define PerlSIO_has_base(f)         0
    #  endif
    
    /* Now take FILE * via function table */
    
    #  define PerlSIO_stdin                                                 \
            (*PL_StdIO->pStdin)(PL_StdIO)
    #  define PerlSIO_stdout                                                \
            (*PL_StdIO->pStdout)(PL_StdIO)
    #  define PerlSIO_stderr                                                \
            (*PL_StdIO->pStderr)(PL_StdIO)
    #  define PerlSIO_fopen(x,y)                                            \
            (*PL_StdIO->pOpen)(PL_StdIO, (x),(y))
    #  define PerlSIO_fclose(f)                                             \
            (*PL_StdIO->pClose)(PL_StdIO, (f))
    #  define PerlSIO_feof(f)                                               \
            (*PL_StdIO->pEof)(PL_StdIO, (f))
    #  define PerlSIO_ferror(f)                                             \
            (*PL_StdIO->pError)(PL_StdIO, (f))
    #  define PerlSIO_clearerr(f)                                           \
            (*PL_StdIO->pClearerr)(PL_StdIO, (f))
    #  define PerlSIO_fgetc(f)                                              \
            (*PL_StdIO->pGetc)(PL_StdIO, (f))
    #  define PerlSIO_get_base(f)                                           \
            (*PL_StdIO->pGetBase)(PL_StdIO, (f))
    #  define PerlSIO_get_bufsiz(f)                                         \
            (*PL_StdIO->pGetBufsiz)(PL_StdIO, (f))
    #  define PerlSIO_get_cnt(f)                                            \
            (*PL_StdIO->pGetCnt)(PL_StdIO, (f))
    #  define PerlSIO_get_ptr(f)                                            \
            (*PL_StdIO->pGetPtr)(PL_StdIO, (f))
    #  define PerlSIO_fputc(c,f)                                            \
            (*PL_StdIO->pPutc)(PL_StdIO, (c),(f))
    #  define PerlSIO_fputs(s,f)                                            \
            (*PL_StdIO->pPuts)(PL_StdIO, (s),(f))
    #  define PerlSIO_fflush(f)                                             \
            (*PL_StdIO->pFlush)(PL_StdIO, (f))
    #  define PerlSIO_fgets(s, n, f)                                        \
            (*PL_StdIO->pGets)(PL_StdIO, s, n, (f))
    #  define PerlSIO_ungetc(c,f)                                           \
            (*PL_StdIO->pUngetc)(PL_StdIO, (c),(f))
    #  define PerlSIO_fileno(f)                                             \
            (*PL_StdIO->pFileno)(PL_StdIO, (f))
    #  define PerlSIO_fdopen(f, s)                                          \
            (*PL_StdIO->pFdopen)(PL_StdIO, (f),(s))
    #  define PerlSIO_freopen(p, m, f)                                      \
            (*PL_StdIO->pReopen)(PL_StdIO, (p), (m), (f))
    #  define PerlSIO_fread(buf,sz,count,f)                                 \
            (*PL_StdIO->pRead)(PL_StdIO, (buf), (sz), (count), (f))
    #  define PerlSIO_fwrite(buf,sz,count,f)                                \
            (*PL_StdIO->pWrite)(PL_StdIO, (buf), (sz), (count), (f))
    #  define PerlSIO_setbuf(f,b)                                           \
            (*PL_StdIO->pSetBuf)(PL_StdIO, (f), (b))
    #  define PerlSIO_setvbuf(f,b,t,s)                                      \
            (*PL_StdIO->pSetVBuf)(PL_StdIO, (f),(b),(t),(s))
    #  define PerlSIO_set_cnt(f,c)                                          \
            (*PL_StdIO->pSetCnt)(PL_StdIO, (f), (c))
    #  define PerlSIO_set_ptr(f,p)                                          \
            (*PL_StdIO->pSetPtr)(PL_StdIO, (f), (p))
    #  define PerlSIO_setlinebuf(f)                                         \
            (*PL_StdIO->pSetlinebuf)(PL_StdIO, (f))
    #  define PerlSIO_printf                Perl_fprintf_nocontext
    #  define PerlSIO_stdoutf               Perl_printf_nocontext
    #  define PerlSIO_vprintf(f,fmt,a)                                      \
            (*PL_StdIO->pVprintf)(PL_StdIO, (f),(fmt),a)
    #  define PerlSIO_ftell(f)                                              \
            (*PL_StdIO->pTell)(PL_StdIO, (f))
    #  define PerlSIO_fseek(f,o,w)                                          \
            (*PL_StdIO->pSeek)(PL_StdIO, (f),(o),(w))
    #  define PerlSIO_fgetpos(f,p)                                          \
            (*PL_StdIO->pGetpos)(PL_StdIO, (f),(p))
    #  define PerlSIO_fsetpos(f,p)                                          \
            (*PL_StdIO->pSetpos)(PL_StdIO, (f),(p))
    #  define PerlSIO_rewind(f)                                             \
            (*PL_StdIO->pRewind)(PL_StdIO, (f))
    #  define PerlSIO_tmpfile()                                             \
            (*PL_StdIO->pTmpfile)(PL_StdIO)
    #  define PerlSIO_init()                                                \
            (*PL_StdIO->pInit)(PL_StdIO)
    #  undef        init_os_extras
    #  define init_os_extras()                                              \
            (*PL_StdIO->pInitOSExtras)(PL_StdIO)
    #  define PerlSIO_fdupopen(f)                                           \
            (*PL_StdIO->pFdupopen)(PL_StdIO, (f))
    
    #else   /* ! PERL_IMPLICIT_SYS */
    
    #  define PerlSIO_stdin                 stdin
    #  define PerlSIO_stdout                        stdout
    #  define PerlSIO_stderr                        stderr
    #  define PerlSIO_fopen(x,y)            fopen(x,y)
    #  ifdef __VOS__
       /* Work around VOS bug posix-979, wrongly setting errno when at end of file. */
    #    define PerlSIO_fclose(f)           (((errno==1025)?errno=0:0),fclose(f))
    #    define PerlSIO_feof(f)                     (((errno==1025)?errno=0:0),feof(f))
    #    define PerlSIO_ferror(f)           (((errno==1025)?errno=0:0),ferror(f))
    #  else
    #    define PerlSIO_fclose(f)           fclose(f)
    #    define PerlSIO_feof(f)                     feof(f)
    #    define PerlSIO_ferror(f)           ferror(f)
    #  endif
    #  define PerlSIO_clearerr(f)           clearerr(f)
    #  define PerlSIO_fgetc(f)                      fgetc(f)
    #  ifdef FILE_base
    #    define PerlSIO_get_base(f)         FILE_base(f)
    #    define PerlSIO_get_bufsiz(f)               FILE_bufsiz(f)
    #  else
    #    define PerlSIO_get_base(f)         NULL
    #    define PerlSIO_get_bufsiz(f)               0
    #  endif
    #  ifdef USE_STDIO_PTR
    #    define PerlSIO_get_cnt(f)          FILE_cnt(f)
    #    define PerlSIO_get_ptr(f)          FILE_ptr(f)
    #  else
    #    define PerlSIO_get_cnt(f)          0
    #    define PerlSIO_get_ptr(f)          NULL
    #  endif
    #  define PerlSIO_fputc(c,f)            fputc(c,f)
    #  define PerlSIO_fputs(s,f)            fputs(s,f)
    #  define PerlSIO_fflush(f)             Fflush(f)
    #  define PerlSIO_fgets(s, n, f)                fgets(s,n,f)
    #  if defined(__VMS)
         /* Unusual definition of ungetc() here to accommodate fast_sv_gets()'
          * belief that it can mix getc/ungetc with reads from stdio buffer */
    START_EXTERN_C
         int decc$ungetc(int __c, FILE *__stream);
    END_EXTERN_C
    #      define PerlSIO_ungetc(c,f) ((c) == EOF ? EOF :   \
                ((*(f) && !((*(f))->_flag & _IONBF) &&      \
                ((*(f))->_ptr > (*(f))->_base)) ?           \
                ((*(f))->_cnt++, *(--(*(f))->_ptr) = (c)) : decc$ungetc(c,f)))
    #  else
    #    define PerlSIO_ungetc(c,f)          ungetc(c,f)
    #  endif
    #  define PerlSIO_fileno(f)             fileno(f)
    #  define PerlSIO_fdopen(f, s)          fdopen(f,s)
    #  define PerlSIO_freopen(p, m, f)      freopen(p,m,f)
    #  define PerlSIO_fread(buf,sz,count,f) fread(buf,sz,count,f)
    #  define PerlSIO_fwrite(buf,sz,count,f)        fwrite(buf,sz,count,f)
    #  define PerlSIO_setbuf(f,b)           setbuf(f,b)
    #  define PerlSIO_setvbuf(f,b,t,s)      setvbuf(f,b,t,s)
    #  if defined(USE_STDIO_PTR) && defined(STDIO_CNT_LVALUE)
    #    define PerlSIO_set_cnt(f,c)                FILE_cnt(f) = (c)
    #  else
    #    define PerlSIO_set_cnt(f,c)                PerlIOProc_abort()
    #  endif
    #  if defined(USE_STDIO_PTR) && defined(STDIO_PTR_LVALUE)
    #    define PerlSIO_set_ptr(f,p)                (FILE_ptr(f) = (p))
    #  else
    #    define PerlSIO_set_ptr(f,p)                PerlIOProc_abort()
    #  endif
    #  define PerlSIO_setlinebuf(f)         setlinebuf(f)
    #  define PerlSIO_printf                        fprintf
    #  define PerlSIO_stdoutf                       printf
    #  define PerlSIO_vprintf(f,fmt,a)      vfprintf(f,fmt,a)
    #  define PerlSIO_ftell(f)              ftell(f)
    #  define PerlSIO_fseek(f,o,w)          fseek(f,o,w)
    #  define PerlSIO_fgetpos(f,p)          fgetpos(f,p)
    #  define PerlSIO_fsetpos(f,p)          fsetpos(f,p)
    #  define PerlSIO_rewind(f)             rewind(f)
    #  define PerlSIO_tmpfile()             tmpfile()
    #  define PerlSIO_fdupopen(f)           (f)
    
    #endif  /* PERL_IMPLICIT_SYS */
    
    /*
     *   Interface for directory functions
     */
    
    #if defined(PERL_IMPLICIT_SYS)
    
    /* IPerlDir             */
    struct IPerlDir;
    struct IPerlDirInfo;
    typedef int             (*LPMakedir)(struct IPerlDir*, const char*, int);
    typedef int             (*LPChdir)(struct IPerlDir*, const char*);
    typedef int             (*LPRmdir)(struct IPerlDir*, const char*);
    typedef int             (*LPDirClose)(struct IPerlDir*, DIR*);
    typedef DIR*            (*LPDirOpen)(struct IPerlDir*, const char*);
    typedef struct direct*  (*LPDirRead)(struct IPerlDir*, DIR*);
    typedef void            (*LPDirRewind)(struct IPerlDir*, DIR*);
    typedef void            (*LPDirSeek)(struct IPerlDir*, DIR*, long);
    typedef long            (*LPDirTell)(struct IPerlDir*, DIR*);
    #  ifdef WIN32
    typedef char*           (*LPDirMapPathA)(struct IPerlDir*, const char*);
    typedef WCHAR*          (*LPDirMapPathW)(struct IPerlDir*, const WCHAR*);
    #  endif
    
    struct IPerlDir
    {
        LPMakedir           pMakedir;
        LPChdir             pChdir;
        LPRmdir             pRmdir;
        LPDirClose          pClose;
        LPDirOpen           pOpen;
        LPDirRead           pRead;
        LPDirRewind         pRewind;
        LPDirSeek           pSeek;
        LPDirTell           pTell;
    #  ifdef WIN32
        LPDirMapPathA       pMapPathA;
        LPDirMapPathW       pMapPathW;
    #  endif
    };
    
    struct IPerlDirInfo
    {
        unsigned long       nCount;     /* number of entries expected */
        struct IPerlDir     perlDirList;
    };
    
    #  define PerlDir_mkdir(name, mode)                             \
            (*PL_Dir->pMakedir)(PL_Dir, (name), (mode))
    #  define PerlDir_chdir(name)                                   \
            (*PL_Dir->pChdir)(PL_Dir, (name))
    #  define PerlDir_rmdir(name)                                   \
            (*PL_Dir->pRmdir)(PL_Dir, (name))
    #  define PerlDir_close(dir)                                    \
            (*PL_Dir->pClose)(PL_Dir, (dir))
    #  define PerlDir_open(name)                                    \
            (*PL_Dir->pOpen)(PL_Dir, (name))
    #  define PerlDir_read(dir)                                     \
            (*PL_Dir->pRead)(PL_Dir, (dir))
    #  define PerlDir_rewind(dir)                                   \
            (*PL_Dir->pRewind)(PL_Dir, (dir))
    #  define PerlDir_seek(dir, loc)                                \
            (*PL_Dir->pSeek)(PL_Dir, (dir), (loc))
    #  define PerlDir_tell(dir)                                     \
            (*PL_Dir->pTell)(PL_Dir, (dir))
    #  ifdef WIN32
    #    define PerlDir_mapA(dir)                                   \
            (*PL_Dir->pMapPathA)(PL_Dir, (dir))
    #    define PerlDir_mapW(dir)                                   \
            (*PL_Dir->pMapPathW)(PL_Dir, (dir))
    #    endif
    
    #  else /* ! PERL_IMPLICIT_SYS */
    
    #  define PerlDir_mkdir(name, mode)     Mkdir((name), (mode))
    #  ifdef VMS
    #    define PerlDir_chdir(n)            Chdir((n))
    #  else
    #    define PerlDir_chdir(name)         chdir((name))
    #  endif
    #  define PerlDir_rmdir(name)           rmdir((name))
    #  define PerlDir_close(dir)            closedir((dir))
    #  define PerlDir_open(name)            opendir((name))
    #  define PerlDir_read(dir)             readdir((dir))
    #  define PerlDir_rewind(dir)           rewinddir((dir))
    #  define PerlDir_seek(dir, loc)                seekdir((dir), (loc))
    #  define PerlDir_tell(dir)             telldir((dir))
    #  ifdef WIN32
    #    define PerlDir_mapA(dir)           dir
    #    define PerlDir_mapW(dir)           dir
    #  endif
    
    #endif  /* PERL_IMPLICIT_SYS */
    
    /*
        Interface for perl environment functions
    */
    
    #if defined(PERL_IMPLICIT_SYS)
    
    /* IPerlEnv             */
    struct IPerlEnv;
    struct IPerlEnvInfo;
    typedef char*           (*LPEnvGetenv)(struct IPerlEnv*, const char*);
    typedef int             (*LPEnvPutenv)(struct IPerlEnv*, const char*);
    typedef char*           (*LPEnvGetenv_len)(struct IPerlEnv*,
                                        const char *varname, unsigned long *len);
    typedef int             (*LPEnvUname)(struct IPerlEnv*, struct utsname *name);
    typedef void            (*LPEnvClearenv)(struct IPerlEnv*);
    typedef void*           (*LPEnvGetChildenv)(struct IPerlEnv*);
    typedef void            (*LPEnvFreeChildenv)(struct IPerlEnv*, void* env);
    typedef char*           (*LPEnvGetChilddir)(struct IPerlEnv*);
    typedef void            (*LPEnvFreeChilddir)(struct IPerlEnv*, char* dir);
    #  ifdef HAS_ENVGETENV
    typedef char*           (*LPENVGetenv)(struct IPerlEnv*, const char *varname);
    typedef char*           (*LPENVGetenv_len)(struct IPerlEnv*,
                                        const char *varname, unsigned long *len);
    #  endif
    #  ifdef WIN32
    typedef unsigned long   (*LPEnvOsID)(struct IPerlEnv*);
    typedef char*           (*LPEnvLibPath)(struct IPerlEnv*, WIN32_NO_REGISTRY_M_(const char*)
                                            STRLEN *const len);
    typedef char*           (*LPEnvSiteLibPath)(struct IPerlEnv*, const char*,
                                                STRLEN *const len);
    typedef char*           (*LPEnvVendorLibPath)(struct IPerlEnv*, const char*,
                                                  STRLEN *const len);
    typedef void            (*LPEnvGetChildIO)(struct IPerlEnv*, child_IO_table*);
    #  endif
    
    struct IPerlEnv
    {
        LPEnvGetenv         pGetenv;
        LPEnvPutenv         pPutenv;
        LPEnvGetenv_len     pGetenv_len;
        LPEnvUname          pEnvUname;
        LPEnvClearenv       pClearenv;
        LPEnvGetChildenv    pGetChildenv;
        LPEnvFreeChildenv   pFreeChildenv;
        LPEnvGetChilddir    pGetChilddir;
        LPEnvFreeChilddir   pFreeChilddir;
    #  ifdef HAS_ENVGETENV
        LPENVGetenv         pENVGetenv;
        LPENVGetenv_len     pENVGetenv_len;
    #  endif
    #  ifdef WIN32
        LPEnvOsID           pEnvOsID;
        LPEnvLibPath        pLibPath;
        LPEnvSiteLibPath    pSiteLibPath;
        LPEnvVendorLibPath  pVendorLibPath;
        LPEnvGetChildIO     pGetChildIO;
    #  endif
    };
    
    struct IPerlEnvInfo
    {
        unsigned long       nCount;     /* number of entries expected */
        struct IPerlEnv     perlEnvList;
    };
    
    #  define PerlEnv_putenv(str)                                   \
            (*PL_Env->pPutenv)(PL_Env,(str))
    #  define PerlEnv_getenv(str)                                   \
            (*PL_Env->pGetenv)(PL_Env,(str))
    #  define PerlEnv_getenv_len(str,l)                             \
            (*PL_Env->pGetenv_len)(PL_Env,(str), (l))
    #  define PerlEnv_clearenv()                                    \
            (*PL_Env->pClearenv)(PL_Env)
    #  define PerlEnv_get_childenv()                                \
            (*PL_Env->pGetChildenv)(PL_Env)
    #  define PerlEnv_free_childenv(e)                              \
            (*PL_Env->pFreeChildenv)(PL_Env, (e))
    #  define PerlEnv_get_childdir()                                \
            (*PL_Env->pGetChilddir)(PL_Env)
    #  define PerlEnv_free_childdir(d)                              \
            (*PL_Env->pFreeChilddir)(PL_Env, (d))
    #  ifdef HAS_ENVGETENV
    #    define PerlEnv_ENVgetenv(str)                              \
            (*PL_Env->pENVGetenv)(PL_Env,(str))
    #    define PerlEnv_ENVgetenv_len(str,l)                        \
            (*PL_Env->pENVGetenv_len)(PL_Env,(str), (l))
    #  else
    #    define PerlEnv_ENVgetenv(str)                              \
            PerlEnv_getenv((str))
    #    define PerlEnv_ENVgetenv_len(str,l)                        \
            PerlEnv_getenv_len((str),(l))
    #  endif
    #  define PerlEnv_uname(name)                                   \
            (*PL_Env->pEnvUname)(PL_Env,(name))
    #  ifdef WIN32
    #    define PerlEnv_os_id()                                     \
            (*PL_Env->pEnvOsID)(PL_Env)
    #    define PerlEnv_lib_path(str, lenp)                         \
            (*PL_Env->pLibPath)(PL_Env,WIN32_NO_REGISTRY_M_(str)(lenp))
    #    define PerlEnv_sitelib_path(str, lenp)                     \
            (*PL_Env->pSiteLibPath)(PL_Env,(str),(lenp))
    #    define PerlEnv_vendorlib_path(str, lenp)                   \
            (*PL_Env->pVendorLibPath)(PL_Env,(str),(lenp))
    #    define PerlEnv_get_child_IO(ptr)                           \
            (*PL_Env->pGetChildIO)(PL_Env, ptr)
    #  endif
    
    #else   /* below is ! PERL_IMPLICIT_SYS */
    #  ifdef USE_ITHREADS
    
         /* Use the comma operator to return 0/non-zero, while avoiding putting
          * this in an inline function */
    #    define PerlEnv_putenv(str) (ENV_LOCK, (putenv(str)         \
                                                ? (ENV_UNLOCK, 1)   \
                                                : (ENV_UNLOCK, 0)))
    #  else
    #    define PerlEnv_putenv(str)         putenv(str)
    #  endif
    #  define PerlEnv_getenv(str)           mortal_getenv(str)
    #  define PerlEnv_getenv_len(str,l)     getenv_len((str), (l))
    #  ifdef HAS_ENVGETENV
    #    define PerlEnv_ENVgetenv(str)      ENVgetenv((str))
    #    define PerlEnv_ENVgetenv_len(str,l)        ENVgetenv_len((str), (l))
    #  else
    #    define PerlEnv_ENVgetenv(str)      PerlEnv_getenv((str))
    #    define PerlEnv_ENVgetenv_len(str,l)        PerlEnv_getenv_len((str), (l))
    #  endif
    #  define PerlEnv_uname(name)           uname((name))
    
    #  ifdef WIN32
    #    define PerlEnv_os_id()                     win32_os_id()
    #    define PerlEnv_lib_path(str, lenp) win32_get_privlib(WIN32_NO_REGISTRY_M_(str) lenp)
    #    define PerlEnv_sitelib_path(str, lenp)     win32_get_sitelib(str, lenp)
    #    define PerlEnv_vendorlib_path(str, lenp)   win32_get_vendorlib(str, lenp)
    #  define PerlEnv_get_child_IO(ptr)     win32_get_child_IO(ptr)
    #  define PerlEnv_clearenv()            win32_clearenv()
    #  define PerlEnv_get_childenv()                win32_get_childenv()
    #  define PerlEnv_free_childenv(e)      win32_free_childenv((e))
    #  define PerlEnv_get_childdir()                win32_get_childdir()
    #  define PerlEnv_free_childdir(d)      win32_free_childdir((d))
    #  else
    #    define PerlEnv_clearenv(str)               (ENV_LOCK, (clearenv(str)   \
                                                        ? (ENV_UNLOCK, 1)       \
                                                        : (ENV_UNLOCK, 0)))
    #    define PerlEnv_get_childenv()              get_childenv()
    #    define PerlEnv_free_childenv(e)    free_childenv((e))
    #    define PerlEnv_get_childdir()              get_childdir()
    #    define PerlEnv_free_childdir(d)    free_childdir((d))
    #  endif
    
    #endif  /* PERL_IMPLICIT_SYS */
    
    /*
        Interface for perl low-level IO functions
    */
    
    #if defined(PERL_IMPLICIT_SYS)
    
    struct utimbuf; /* prevent gcc warning about the use below */
    
    /* IPerlLIO             */
    struct IPerlLIO;
    struct IPerlLIOInfo;
    typedef int             (*LPLIOAccess)(struct IPerlLIO*, const char*, int);
    typedef int             (*LPLIOChmod)(struct IPerlLIO*, const char*, int);
    typedef int             (*LPLIOChown)(struct IPerlLIO*, const char*, uid_t,
                                gid_t);
    typedef int             (*LPLIOChsize)(struct IPerlLIO*, int, Off_t);
    typedef int             (*LPLIOClose)(struct IPerlLIO*, int);
    typedef int             (*LPLIODup)(struct IPerlLIO*, int);
    typedef int             (*LPLIODup2)(struct IPerlLIO*, int, int);
    typedef int             (*LPLIOFlock)(struct IPerlLIO*, int, int);
    typedef int             (*LPLIOFileStat)(struct IPerlLIO*, int, Stat_t*);
    typedef int             (*LPLIOIOCtl)(struct IPerlLIO*, int, unsigned int,
                                char*);
    typedef int             (*LPLIOIsatty)(struct IPerlLIO*, int);
    typedef int             (*LPLIOLink)(struct IPerlLIO*, const char*,
                                         const char *);
    typedef Off_t           (*LPLIOLseek)(struct IPerlLIO*, int, Off_t, int);
    typedef int             (*LPLIOLstat)(struct IPerlLIO*, const char*,
                                Stat_t*);
    typedef char*           (*LPLIOMktemp)(struct IPerlLIO*, char*);
    typedef int             (*LPLIOOpen)(struct IPerlLIO*, const char*, int);       
    typedef int             (*LPLIOOpen3)(struct IPerlLIO*, const char*, int, int); 
    typedef int             (*LPLIORead)(struct IPerlLIO*, int, void*, unsigned int);
    typedef int             (*LPLIORename)(struct IPerlLIO*, const char*,
                                const char*);
    typedef int             (*LPLIOSetmode)(struct IPerlLIO*, int, int);
    typedef int             (*LPLIONameStat)(struct IPerlLIO*, const char*,
                                Stat_t*);
    typedef char*           (*LPLIOTmpnam)(struct IPerlLIO*, char*);
    typedef int             (*LPLIOUmask)(struct IPerlLIO*, int);
    typedef int             (*LPLIOUnlink)(struct IPerlLIO*, const char*);
    typedef int             (*LPLIOUtime)(struct IPerlLIO*, const char*, struct utimbuf*);
    typedef int             (*LPLIOWrite)(struct IPerlLIO*, int, const void*,
                                unsigned int);
    typedef int             (*LPLIOSymLink)(struct IPerlLIO*, const char*,
                                         const char *);
    typedef int             (*LPLIOReadLink)(struct IPerlLIO*, const char*,
                                             char *, size_t);
    
    struct IPerlLIO
    {
        LPLIOAccess         pAccess;
        LPLIOChmod          pChmod;
        LPLIOChown          pChown;
        LPLIOChsize         pChsize;
        LPLIOClose          pClose;
        LPLIODup            pDup;
        LPLIODup2           pDup2;
        LPLIOFlock          pFlock;
        LPLIOFileStat       pFileStat;
        LPLIOIOCtl          pIOCtl;
        LPLIOIsatty         pIsatty;
        LPLIOLink           pLink;
        LPLIOLseek          pLseek;
        LPLIOLstat          pLstat;
        LPLIOMktemp         pMktemp;
        LPLIOOpen           pOpen;
        LPLIOOpen3          pOpen3;
        LPLIORead           pRead;
        LPLIORename         pRename;
        LPLIOSetmode        pSetmode;
        LPLIONameStat       pNameStat;
        LPLIOTmpnam         pTmpnam;
        LPLIOUmask          pUmask;
        LPLIOUnlink         pUnlink;
        LPLIOUtime          pUtime;
        LPLIOWrite          pWrite;
        LPLIOSymLink        pSymLink;
        LPLIOReadLink       pReadLink;
    };
    
    struct IPerlLIOInfo
    {
        unsigned long       nCount;     /* number of entries expected */
        struct IPerlLIO     perlLIOList;
    };
    
    #  define PerlLIO_access(file, mode)                                    \
            (*PL_LIO->pAccess)(PL_LIO, (file), (mode))
    #  define PerlLIO_chmod(file, mode)                                     \
            (*PL_LIO->pChmod)(PL_LIO, (file), (mode))
    #  define PerlLIO_chown(file, owner, group)                             \
            (*PL_LIO->pChown)(PL_LIO, (file), (owner), (group))
    #  define PerlLIO_chsize(fd, size)                                      \
            (*PL_LIO->pChsize)(PL_LIO, (fd), (size))
    #  define PerlLIO_close(fd)                                             \
            (*PL_LIO->pClose)(PL_LIO, (fd))
    #  define PerlLIO_dup(fd)                                               \
            (*PL_LIO->pDup)(PL_LIO, (fd))
    #  define PerlLIO_dup2(fd1, fd2)                                        \
            (*PL_LIO->pDup2)(PL_LIO, (fd1), (fd2))
    #  define PerlLIO_flock(fd, op)                                         \
            (*PL_LIO->pFlock)(PL_LIO, (fd), (op))
    #  define PerlLIO_fstat(fd, buf)                                        \
            (*PL_LIO->pFileStat)(PL_LIO, (fd), (buf))
    #  define PerlLIO_ioctl(fd, u, buf)                                     \
            (*PL_LIO->pIOCtl)(PL_LIO, (fd), (u), (buf))
    #  define PerlLIO_isatty(fd)                                            \
            (*PL_LIO->pIsatty)(PL_LIO, (fd))
    #  define PerlLIO_link(oldname, newname)                                \
            (*PL_LIO->pLink)(PL_LIO, (oldname), (newname))
    #  define PerlLIO_symlink(oldname, newname)                             \
            (*PL_LIO->pSymLink)(PL_LIO, (oldname), (newname))
    #  define PerlLIO_readlink(path, buf, bufsiz)                           \
            (*PL_LIO->pReadLink)(PL_LIO, (path), (buf), (bufsiz))
    #  define PerlLIO_lseek(fd, offset, mode)                               \
            (*PL_LIO->pLseek)(PL_LIO, (fd), (offset), (mode))
    #  define PerlLIO_lstat(name, buf)                                      \
            (*PL_LIO->pLstat)(PL_LIO, (name), (buf))
    #  define PerlLIO_mktemp(file)                                          \
            (*PL_LIO->pMktemp)(PL_LIO, (file))
    #  define PerlLIO_open(file, flag)                                      \
            (*PL_LIO->pOpen)(PL_LIO, (file), (flag))
    #  define PerlLIO_open3(file, flag, perm)                               \
            (*PL_LIO->pOpen3)(PL_LIO, (file), (flag), (perm))
    #  define PerlLIO_read(fd, buf, count)                                  \
            (*PL_LIO->pRead)(PL_LIO, (fd), (buf), (count))
    #  define PerlLIO_rename(oname, newname)                                \
            (*PL_LIO->pRename)(PL_LIO, (oname), (newname))
    #  define PerlLIO_setmode(fd, mode)                                     \
            (*PL_LIO->pSetmode)(PL_LIO, (fd), (mode))
    #  define PerlLIO_stat(name, buf)                                       \
            (*PL_LIO->pNameStat)(PL_LIO, (name), (buf))
    #  define PerlLIO_tmpnam(str)                                           \
            (*PL_LIO->pTmpnam)(PL_LIO, (str))
    #  define PerlLIO_umask(mode)                                           \
            (*PL_LIO->pUmask)(PL_LIO, (mode))
    #  define PerlLIO_unlink(file)                                          \
            (*PL_LIO->pUnlink)(PL_LIO, (file))
    #  define PerlLIO_utime(file, time)                                     \
            (*PL_LIO->pUtime)(PL_LIO, (file), (time))
    #  define PerlLIO_write(fd, buf, count)                                 \
            (*PL_LIO->pWrite)(PL_LIO, (fd), (buf), (count))
    
    #else   /* ! PERL_IMPLICIT_SYS */
    
    #  define PerlLIO_access(file, mode)    access((file), (mode))
    #  define PerlLIO_chmod(file, mode)     chmod((file), (mode))
    #  define PerlLIO_chown(file, owner, grp)       chown((file), (owner), (grp))
    #  if defined(HAS_TRUNCATE)
    #    define PerlLIO_chsize(fd, size)    ftruncate((fd), (size))
    #  elif defined(HAS_CHSIZE)
    #    define PerlLIO_chsize(fd, size)    chsize((fd), (size))
    #  else
    #    define PerlLIO_chsize(fd, size)    my_chsize((fd), (size))
    #  endif
    #  define PerlLIO_close(fd)             close((fd))
    #  define PerlLIO_dup(fd)                       dup((fd))
    #  define PerlLIO_dup2(fd1, fd2)                dup2((fd1), (fd2))
    #  define PerlLIO_flock(fd, op)         FLOCK((fd), (op))
    #  define PerlLIO_fstat(fd, buf)                Fstat((fd), (buf))
    #  define PerlLIO_ioctl(fd, u, buf)     ioctl((fd), (u), (buf))
    #  define PerlLIO_isatty(fd)            isatty((fd))
    #  define PerlLIO_link(oldname, newname)        link((oldname), (newname))
    #  define PerlLIO_symlink(oldname, newname)     symlink((oldname), (newname))
    #  define PerlLIO_readlink(path, buf, bufsiz)   readlink((path), (buf), (bufsiz))
    #  define PerlLIO_lseek(fd, offset, mode)       lseek((fd), (offset), (mode))
    #  define PerlLIO_stat(name, buf)               Stat((name), (buf))
    #  ifdef HAS_LSTAT
    #    define PerlLIO_lstat(name, buf)    lstat((name), (buf))
    #  else
    #    define PerlLIO_lstat(name, buf)    PerlLIO_stat((name), (buf))
    #  endif
    #  define PerlLIO_mktemp(file)          mktemp((file))
    #  if defined(OEMVS)
    #    if (__CHARSET_LIB == 1)
        int asciiopen(const char* path, int oflag);
        int asciiopen3(const char* path, int oflag, int perm);
    
    #      define PerlLIO_open(file, flag)          asciiopen((file), (flag))
    #      define PerlLIO_open3(file, flag, perm)   asciiopen3((file), (flag), (perm))
    #    else
    #      define PerlLIO_open(file, flag)          open((file), (flag))
    #      define PerlLIO_open3(file, flag, perm)   open((file), (flag), (perm))
    #    endif
    #  else
    #    define PerlLIO_open(file, flag)            open((file), (flag))
    #    define PerlLIO_open3(file, flag, perm)     open((file), (flag), (perm))
    #  endif
    #  define PerlLIO_read(fd, buf, count)  read((fd), (buf), (count))
    #  define PerlLIO_rename(old, new)      rename((old), (new))
    #  define PerlLIO_setmode(fd, mode)     setmode((fd), (mode))
    #  define PerlLIO_tmpnam(str)           tmpnam((str))
    #  define PerlLIO_umask(mode)           umask((mode))
    #  define PerlLIO_unlink(file)          unlink((file))
    #  define PerlLIO_utime(file, time)     utime((file), (time))
    #  define PerlLIO_write(fd, buf, count) write((fd), (buf), (count))
    
    #endif  /* PERL_IMPLICIT_SYS */
    
    /*
        Interface for perl memory allocation
    */
    
    #if defined(PERL_IMPLICIT_SYS)
    
    /* IPerlMem             */
    struct IPerlMem;
    struct IPerlMemInfo;
    typedef void*           (*LPMemMalloc)(struct IPerlMem*, size_t);
    typedef void*           (*LPMemRealloc)(struct IPerlMem*, void*, size_t);
    typedef void            (*LPMemFree)(struct IPerlMem*, void*);
    typedef void*           (*LPMemCalloc)(struct IPerlMem*, size_t, size_t);
    typedef void            (*LPMemGetLock)(struct IPerlMem*);
    typedef void            (*LPMemFreeLock)(struct IPerlMem*);
    typedef int             (*LPMemIsLocked)(struct IPerlMem*);
    
    struct IPerlMem
    {
        LPMemMalloc         pMalloc;
        LPMemRealloc        pRealloc;
        LPMemFree           pFree;
        LPMemCalloc         pCalloc;
        LPMemGetLock        pGetLock;
        LPMemFreeLock       pFreeLock;
        LPMemIsLocked       pIsLocked;
    };
    
    struct IPerlMemInfo
    {
        unsigned long       nCount;     /* number of entries expected */
        struct IPerlMem     perlMemList;
    };
    
    /* Interpreter specific memory macros */
    #  define PerlMem_malloc(size)                              \
            (*PL_Mem->pMalloc)(PL_Mem, (size))
    #  define PerlMem_realloc(buf, size)                        \
            (*PL_Mem->pRealloc)(PL_Mem, (buf), (size))
    #  define PerlMem_free(buf)                                 \
            (*PL_Mem->pFree)(PL_Mem, (buf))
    #  define PerlMem_calloc(num, size)                         \
            (*PL_Mem->pCalloc)(PL_Mem, (num), (size))
    #  define PerlMem_get_lock()                                \
            (*PL_Mem->pGetLock)(PL_Mem)
    #  define PerlMem_free_lock()                               \
            (*PL_Mem->pFreeLock)(PL_Mem)
    #  define PerlMem_is_locked()                               \
            (*PL_Mem->pIsLocked)(PL_Mem)
    
    /* Shared memory macros */
    #  define PerlMemShared_malloc(size)                        \
            (*PL_MemShared->pMalloc)(PL_MemShared, (size))
    #  define PerlMemShared_realloc(buf, size)                  \
            (*PL_MemShared->pRealloc)(PL_MemShared, (buf), (size))
    #  define PerlMemShared_free(buf)                           \
            (*PL_MemShared->pFree)(PL_MemShared, (buf))
    #  define PerlMemShared_calloc(num, size)                   \
            (*PL_MemShared->pCalloc)(PL_MemShared, (num), (size))
    #  define PerlMemShared_get_lock()                          \
            (*PL_MemShared->pGetLock)(PL_MemShared)
    #  define PerlMemShared_free_lock()                         \
            (*PL_MemShared->pFreeLock)(PL_MemShared)
    #  define PerlMemShared_is_locked()                         \
            (*PL_MemShared->pIsLocked)(PL_MemShared)
    
    /* Parse tree memory macros */
    #  define PerlMemParse_malloc(size)                         \
            (*PL_MemParse->pMalloc)(PL_MemParse, (size))
    #  define PerlMemParse_realloc(buf, size)                   \
            (*PL_MemParse->pRealloc)(PL_MemParse, (buf), (size))
    #  define PerlMemParse_free(buf)                            \
            (*PL_MemParse->pFree)(PL_MemParse, (buf))
    #  define PerlMemParse_calloc(num, size)                    \
            (*PL_MemParse->pCalloc)(PL_MemParse, (num), (size))
    #  define PerlMemParse_get_lock()                           \
            (*PL_MemParse->pGetLock)(PL_MemParse)
    #  define PerlMemParse_free_lock()                          \
            (*PL_MemParse->pFreeLock)(PL_MemParse)
    #  define PerlMemParse_is_locked()                          \
            (*PL_MemParse->pIsLocked)(PL_MemParse)
    
    
    #else   /* ! PERL_IMPLICIT_SYS */
    
    /* Interpreter specific memory macros */
    #  define PerlMem_malloc(size)          malloc((size))
    #  define PerlMem_realloc(buf, size)    realloc((buf), (size))
    #  define PerlMem_free(buf)             free((buf))
    #  define PerlMem_calloc(num, size)     calloc((num), (size))
    #  define PerlMem_get_lock()            
    #  define PerlMem_free_lock()
    #  define PerlMem_is_locked()           0
    
    /* Shared memory macros */
    #  define PerlMemShared_malloc(size)            malloc((size))
    #  define PerlMemShared_realloc(buf, size)      realloc((buf), (size))
    #  define PerlMemShared_free(buf)               free((buf))
    #  define PerlMemShared_calloc(num, size)       calloc((num), (size))
    #  define PerlMemShared_get_lock()              
    #  define PerlMemShared_free_lock()
    #  define PerlMemShared_is_locked()             0
    
    /* Parse tree memory macros */
    #  define PerlMemParse_malloc(size)             malloc((size))
    #  define PerlMemParse_realloc(buf, size)       realloc((buf), (size))
    #  define PerlMemParse_free(buf)                free((buf))
    #  define PerlMemParse_calloc(num, size)        calloc((num), (size))
    #  define PerlMemParse_get_lock()               
    #  define PerlMemParse_free_lock()
    #  define PerlMemParse_is_locked()              0
    
    #endif  /* PERL_IMPLICIT_SYS */
    
    /*
        Interface for perl process functions
    */
    
    
    #if defined(PERL_IMPLICIT_SYS)
    
    #  ifndef jmp_buf
    #    include <setjmp.h>
    #  endif
    
    /* IPerlProc            */
    struct IPerlProc;
    struct IPerlProcInfo;
    typedef void            (*LPProcAbort)(struct IPerlProc*);
    typedef char*           (*LPProcCrypt)(struct IPerlProc*, const char*,
                                const char*);
    typedef void            (*LPProcExit)(struct IPerlProc*, int)
                                __attribute__noreturn__;
    typedef void            (*LPProc_Exit)(struct IPerlProc*, int)
                                __attribute__noreturn__;
    typedef int             (*LPProcExecl)(struct IPerlProc*, const char*,
                                const char*, const char*, const char*,
                                const char*);
    typedef int             (*LPProcExecv)(struct IPerlProc*, const char*,
                                const char*const*);
    typedef int             (*LPProcExecvp)(struct IPerlProc*, const char*,
                                const char*const*);
    typedef Uid_t           (*LPProcGetuid)(struct IPerlProc*);
    typedef Uid_t           (*LPProcGeteuid)(struct IPerlProc*);
    typedef Gid_t           (*LPProcGetgid)(struct IPerlProc*);
    typedef Gid_t           (*LPProcGetegid)(struct IPerlProc*);
    typedef char*           (*LPProcGetlogin)(struct IPerlProc*);
    typedef int             (*LPProcKill)(struct IPerlProc*, int, int);
    typedef int             (*LPProcKillpg)(struct IPerlProc*, int, int);
    typedef int             (*LPProcPauseProc)(struct IPerlProc*);
    typedef PerlIO*         (*LPProcPopen)(struct IPerlProc*, const char*,
                                const char*);
    typedef PerlIO*         (*LPProcPopenList)(struct IPerlProc*, const char*,
                                IV narg, SV **args);
    typedef int             (*LPProcPclose)(struct IPerlProc*, PerlIO*);
    typedef int             (*LPProcPipe)(struct IPerlProc*, int*);
    typedef int             (*LPProcSetuid)(struct IPerlProc*, uid_t);
    typedef int             (*LPProcSetgid)(struct IPerlProc*, gid_t);
    typedef int             (*LPProcSleep)(struct IPerlProc*, unsigned int);
    typedef int             (*LPProcTimes)(struct IPerlProc*, struct tms*);
    typedef int             (*LPProcWait)(struct IPerlProc*, int*);
    typedef int             (*LPProcWaitpid)(struct IPerlProc*, int, int*, int);
    typedef Sighandler_t    (*LPProcSignal)(struct IPerlProc*, int, Sighandler_t);
    typedef int             (*LPProcFork)(struct IPerlProc*);
    typedef int             (*LPProcGetpid)(struct IPerlProc*);
    #  ifdef WIN32
    typedef void*           (*LPProcDynaLoader)(struct IPerlProc*, const char*);
    typedef void            (*LPProcGetOSError)(struct IPerlProc*,
                                SV* sv, DWORD dwErr);
    typedef int             (*LPProcSpawnvp)(struct IPerlProc*, int, const char*,
                                const char*const*);
    #  endif
    typedef int             (*LPProcLastHost)(struct IPerlProc*);
    typedef int             (*LPProcGetTimeOfDay)(struct IPerlProc*,
                                                  struct timeval*, void*);
    
    struct IPerlProc
    {
        LPProcAbort         pAbort;
        LPProcCrypt         pCrypt;
        LPProcExit          pExit;
        LPProc_Exit         p_Exit;
        LPProcExecl         pExecl;
        LPProcExecv         pExecv;
        LPProcExecvp        pExecvp;
        LPProcGetuid        pGetuid;
        LPProcGeteuid       pGeteuid;
        LPProcGetgid        pGetgid;
        LPProcGetegid       pGetegid;
        LPProcGetlogin      pGetlogin;
        LPProcKill          pKill;
        LPProcKillpg        pKillpg;
        LPProcPauseProc     pPauseProc;
        LPProcPopen         pPopen;
        LPProcPclose        pPclose;
        LPProcPipe          pPipe;
        LPProcSetuid        pSetuid;
        LPProcSetgid        pSetgid;
        LPProcSleep         pSleep;
        LPProcTimes         pTimes;
        LPProcWait          pWait;
        LPProcWaitpid       pWaitpid;
        LPProcSignal        pSignal;
        LPProcFork          pFork;
        LPProcGetpid        pGetpid;
    #  ifdef WIN32
        LPProcDynaLoader    pDynaLoader;
        LPProcGetOSError    pGetOSError;
        LPProcSpawnvp       pSpawnvp;
    #  endif
        LPProcLastHost      pLastHost;
        LPProcPopenList     pPopenList;
        LPProcGetTimeOfDay  pGetTimeOfDay;
    };
    
    struct IPerlProcInfo
    {
        unsigned long       nCount;     /* number of entries expected */
        struct IPerlProc    perlProcList;
    };
    
    #  define PerlProc_abort()                                              \
            (*PL_Proc->pAbort)(PL_Proc)
    #  define PerlProc_crypt(c,s)                                           \
            (*PL_Proc->pCrypt)(PL_Proc, (c), (s))
    #  define PerlProc_exit(s)                                              \
            (*PL_Proc->pExit)(PL_Proc, (s))
    #  define PerlProc__exit(s)                                             \
            (*PL_Proc->p_Exit)(PL_Proc, (s))
    #  define PerlProc_execl(c, w, x, y, z)                                 \
            (*PL_Proc->pExecl)(PL_Proc, (c), (w), (x), (y), (z))
    #  define PerlProc_execv(c, a)                                          \
            (*PL_Proc->pExecv)(PL_Proc, (c), (a))
    #  define PerlProc_execvp(c, a)                                         \
            (*PL_Proc->pExecvp)(PL_Proc, (c), (a))
    #  define PerlProc_getuid()                                             \
            (*PL_Proc->pGetuid)(PL_Proc)
    #  define PerlProc_geteuid()                                            \
            (*PL_Proc->pGeteuid)(PL_Proc)
    #  define PerlProc_getgid()                                             \
            (*PL_Proc->pGetgid)(PL_Proc)
    #  define PerlProc_getegid()                                            \
            (*PL_Proc->pGetegid)(PL_Proc)
    #  define PerlProc_getlogin()                                           \
            (*PL_Proc->pGetlogin)(PL_Proc)
    #  define PerlProc_kill(i, a)                                           \
            (*PL_Proc->pKill)(PL_Proc, (i), (a))
    #  define PerlProc_killpg(i, a)                                         \
            (*PL_Proc->pKillpg)(PL_Proc, (i), (a))
    #  define PerlProc_pause()                                              \
            (*PL_Proc->pPauseProc)(PL_Proc)
    #  define PerlProc_popen(c, m)                                          \
            (*PL_Proc->pPopen)(PL_Proc, (c), (m))
    #  define PerlProc_popen_list(m, n, a)                                  \
            (*PL_Proc->pPopenList)(PL_Proc, (m), (n), (a))
    #  define PerlProc_pclose(f)                                            \
            (*PL_Proc->pPclose)(PL_Proc, (f))
    #  define PerlProc_pipe(fd)                                             \
            (*PL_Proc->pPipe)(PL_Proc, (fd))
    #  define PerlProc_setuid(u)                                            \
            (*PL_Proc->pSetuid)(PL_Proc, (u))
    #  define PerlProc_setgid(g)                                            \
            (*PL_Proc->pSetgid)(PL_Proc, (g))
    #  define PerlProc_sleep(t)                                             \
            (*PL_Proc->pSleep)(PL_Proc, (t))
    #  define PerlProc_times(t)                                             \
            (*PL_Proc->pTimes)(PL_Proc, (t))
    #  define PerlProc_wait(t)                                              \
            (*PL_Proc->pWait)(PL_Proc, (t))
    #  define PerlProc_waitpid(p,s,f)                                       \
            (*PL_Proc->pWaitpid)(PL_Proc, (p), (s), (f))
    #  define PerlProc_signal(n, h)                                         \
            (*PL_Proc->pSignal)(PL_Proc, (n), (h))
    #  define PerlProc_fork()                                               \
            (*PL_Proc->pFork)(PL_Proc)
    #  define PerlProc_getpid()                                             \
            (*PL_Proc->pGetpid)(PL_Proc)
    #  define PerlProc_setjmp(b, n) Sigsetjmp((b), (n))
    #  define PerlProc_longjmp(b, n) Siglongjmp((b), (n))
    
    #  ifdef WIN32
    #    define PerlProc_DynaLoad(f)                                        \
            (*PL_Proc->pDynaLoader)(PL_Proc, (f))
    #    define PerlProc_GetOSError(s,e)                                    \
            (*PL_Proc->pGetOSError)(PL_Proc, (s), (e))
    #    define PerlProc_spawnvp(m, c, a)                                   \
            (*PL_Proc->pSpawnvp)(PL_Proc, (m), (c), (a))
    #  endif
    #  define PerlProc_lasthost()                                           \
            (*PL_Proc->pLastHost)(PL_Proc)
    #  define PerlProc_gettimeofday(t,z)                                    \
            (*PL_Proc->pGetTimeOfDay)(PL_Proc,(t),(z))
    
    #else   /* ! PERL_IMPLICIT_SYS */
    
    #  define PerlProc_abort()      abort()
    #  define PerlProc_crypt(c,s)   crypt((c), (s))
    #  define PerlProc_exit(s)      exit((s))
    #  define PerlProc__exit(s)     _exit((s))
    #  define PerlProc_execl(c,w,x,y,z)                                     \
            execl((c), (w), (x), (y), (z))
    #  define PerlProc_execv(c, a)  execv((c), (a))
    #  define PerlProc_execvp(c, a) execvp((c), (a))
    #  define PerlProc_getuid()     getuid()
    #  define PerlProc_geteuid()    geteuid()
    #  define PerlProc_getgid()     getgid()
    #  define PerlProc_getegid()    getegid()
    #  define PerlProc_getlogin()   getlogin()
    #  define PerlProc_kill(i, a)   kill((i), (a))
    #  define PerlProc_killpg(i, a) killpg((i), (a))
    #  define PerlProc_pause()      Pause()
    #  define PerlProc_popen(c, m)  my_popen((c), (m))
    #  define PerlProc_popen_list(m,n,a)    my_popen_list((m),(n),(a))
    #  define PerlProc_pclose(f)    my_pclose((f))
    #  define PerlProc_pipe(fd)     pipe((fd))
    #  define PerlProc_setuid(u)    setuid((u))
    #  define PerlProc_setgid(g)    setgid((g))
    #  define PerlProc_sleep(t)     sleep((t))
    #  define PerlProc_times(t)     times((t))
    #  define PerlProc_wait(t)      wait((t))
    #  define PerlProc_waitpid(p,s,f) waitpid((p), (s), (f))
    #  define PerlProc_setjmp(b, n) Sigsetjmp((b), (n))
    #  define PerlProc_longjmp(b, n)Siglongjmp((b), (n))
    #  define PerlProc_signal(n, h) signal((n), (h))
    #  define PerlProc_fork()       my_fork()
    #  define PerlProc_getpid()     getpid()
    #  define PerlProc_gettimeofday(t,z)    gettimeofday((t),(z))
    
    #  ifdef WIN32
    #    define PerlProc_DynaLoad(f)                                        \
            win32_dynaload((f))
    #    define PerlProc_GetOSError(s,e)                                    \
            win32_str_os_error((s), (e))
    #    define PerlProc_spawnvp(m, c, a)                                   \
            win32_spawnvp((m), (c), (a))
    #    undef PerlProc_signal
    #    define PerlProc_signal(n, h) win32_signal((n), (h))
    #  endif
    #endif  /* PERL_IMPLICIT_SYS */
    
    /*
        Interface for perl socket functions
    */
    
    #if defined(PERL_IMPLICIT_SYS)
    
    /* PerlSock             */
    struct IPerlSock;
    struct IPerlSockInfo;
    typedef u_long          (*LPHtonl)(struct IPerlSock*, u_long);
    typedef u_short         (*LPHtons)(struct IPerlSock*, u_short);
    typedef u_long          (*LPNtohl)(struct IPerlSock*, u_long);
    typedef u_short         (*LPNtohs)(struct IPerlSock*, u_short);
    typedef SOCKET          (*LPAccept)(struct IPerlSock*, SOCKET,
                                struct sockaddr*, int*);
    typedef int             (*LPBind)(struct IPerlSock*, SOCKET,
                                const struct sockaddr*, int);
    typedef int             (*LPConnect)(struct IPerlSock*, SOCKET,
                                const struct sockaddr*, int);
    typedef void            (*LPEndhostent)(struct IPerlSock*);
    typedef void            (*LPEndnetent)(struct IPerlSock*);
    typedef void            (*LPEndprotoent)(struct IPerlSock*);
    typedef void            (*LPEndservent)(struct IPerlSock*);
    typedef int             (*LPGethostname)(struct IPerlSock*, char*, int);
    typedef int             (*LPGetpeername)(struct IPerlSock*, SOCKET,
                                struct sockaddr*, int*);
    typedef struct hostent* (*LPGethostbyaddr)(struct IPerlSock*, const char*,
                                int, int);
    typedef struct hostent* (*LPGethostbyname)(struct IPerlSock*, const char*);
    typedef struct hostent* (*LPGethostent)(struct IPerlSock*);
    typedef struct netent*  (*LPGetnetbyaddr)(struct IPerlSock*, long, int);
    typedef struct netent*  (*LPGetnetbyname)(struct IPerlSock*, const char*);
    typedef struct netent*  (*LPGetnetent)(struct IPerlSock*);
    typedef struct protoent*(*LPGetprotobyname)(struct IPerlSock*, const char*);
    typedef struct protoent*(*LPGetprotobynumber)(struct IPerlSock*, int);
    typedef struct protoent*(*LPGetprotoent)(struct IPerlSock*);
    typedef struct servent* (*LPGetservbyname)(struct IPerlSock*, const char*,
                                const char*);
    typedef struct servent* (*LPGetservbyport)(struct IPerlSock*, int,
                                const char*);
    typedef struct servent* (*LPGetservent)(struct IPerlSock*);
    typedef int             (*LPGetsockname)(struct IPerlSock*, SOCKET,
                                struct sockaddr*, int*);
    typedef int             (*LPGetsockopt)(struct IPerlSock*, SOCKET, int, int,
                                char*, int*);
    typedef unsigned long   (*LPInetAddr)(struct IPerlSock*, const char*);
    typedef char*           (*LPInetNtoa)(struct IPerlSock*, struct in_addr);
    typedef int             (*LPListen)(struct IPerlSock*, SOCKET, int);
    typedef int             (*LPRecv)(struct IPerlSock*, SOCKET, char*, int, int);
    typedef int             (*LPRecvfrom)(struct IPerlSock*, SOCKET, char*, int,
                                int, struct sockaddr*, int*);
    typedef int             (*LPSelect)(struct IPerlSock*, int, char*, char*,
                                char*, const struct timeval*);
    typedef int             (*LPSend)(struct IPerlSock*, SOCKET, const char*, int,
                                int);
    typedef int             (*LPSendto)(struct IPerlSock*, SOCKET, const char*,
                                int, int, const struct sockaddr*, int);
    typedef void            (*LPSethostent)(struct IPerlSock*, int);
    typedef void            (*LPSetnetent)(struct IPerlSock*, int);
    typedef void            (*LPSetprotoent)(struct IPerlSock*, int);
    typedef void            (*LPSetservent)(struct IPerlSock*, int);
    typedef int             (*LPSetsockopt)(struct IPerlSock*, SOCKET, int, int,
                                const char*, int);
    typedef int             (*LPShutdown)(struct IPerlSock*, SOCKET, int);
    typedef SOCKET          (*LPSocket)(struct IPerlSock*, int, int, int);
    typedef int             (*LPSocketpair)(struct IPerlSock*, int, int, int,
                                int*);
    #  ifdef WIN32
    typedef int             (*LPClosesocket)(struct IPerlSock*, SOCKET s);
    #  endif
    
    struct IPerlSock
    {
        LPHtonl             pHtonl;
        LPHtons             pHtons;
        LPNtohl             pNtohl;
        LPNtohs             pNtohs;
        LPAccept            pAccept;
        LPBind              pBind;
        LPConnect           pConnect;
        LPEndhostent        pEndhostent;
        LPEndnetent         pEndnetent;
        LPEndprotoent       pEndprotoent;
        LPEndservent        pEndservent;
        LPGethostname       pGethostname;
        LPGetpeername       pGetpeername;
        LPGethostbyaddr     pGethostbyaddr;
        LPGethostbyname     pGethostbyname;
        LPGethostent        pGethostent;
        LPGetnetbyaddr      pGetnetbyaddr;
        LPGetnetbyname      pGetnetbyname;
        LPGetnetent         pGetnetent;
        LPGetprotobyname    pGetprotobyname;
        LPGetprotobynumber  pGetprotobynumber;
        LPGetprotoent       pGetprotoent;
        LPGetservbyname     pGetservbyname;
        LPGetservbyport     pGetservbyport;
        LPGetservent        pGetservent;
        LPGetsockname       pGetsockname;
        LPGetsockopt        pGetsockopt;
        LPInetAddr          pInetAddr;
        LPInetNtoa          pInetNtoa;
        LPListen            pListen;
        LPRecv              pRecv;
        LPRecvfrom          pRecvfrom;
        LPSelect            pSelect;
        LPSend              pSend;
        LPSendto            pSendto;
        LPSethostent        pSethostent;
        LPSetnetent         pSetnetent;
        LPSetprotoent       pSetprotoent;
        LPSetservent        pSetservent;
        LPSetsockopt        pSetsockopt;
        LPShutdown          pShutdown;
        LPSocket            pSocket;
        LPSocketpair        pSocketpair;
    #  ifdef WIN32
        LPClosesocket       pClosesocket;
    #  endif
    };
    
    struct IPerlSockInfo
    {
        unsigned long       nCount;     /* number of entries expected */
        struct IPerlSock    perlSockList;
    };
    
    #  define PerlSock_htonl(x)                                             \
            (*PL_Sock->pHtonl)(PL_Sock, x)
    #  define PerlSock_htons(x)                                             \
            (*PL_Sock->pHtons)(PL_Sock, x)
    #  define PerlSock_ntohl(x)                                             \
            (*PL_Sock->pNtohl)(PL_Sock, x)
    #  define PerlSock_ntohs(x)                                             \
            (*PL_Sock->pNtohs)(PL_Sock, x)
    #  define PerlSock_accept(s, a, l)                                      \
            (*PL_Sock->pAccept)(PL_Sock, s, a, l)
    #  define PerlSock_bind(s, n, l)                                        \
            (*PL_Sock->pBind)(PL_Sock, s, n, l)
    #  define PerlSock_connect(s, n, l)                                     \
            (*PL_Sock->pConnect)(PL_Sock, s, n, l)
    #  define PerlSock_endhostent()                                         \
            (*PL_Sock->pEndhostent)(PL_Sock)
    #  define PerlSock_endnetent()                                          \
            (*PL_Sock->pEndnetent)(PL_Sock)
    #  define PerlSock_endprotoent()                                        \
            (*PL_Sock->pEndprotoent)(PL_Sock)
    #  define PerlSock_endservent()                                         \
            (*PL_Sock->pEndservent)(PL_Sock)
    #  define PerlSock_gethostbyaddr(a, l, t)                               \
            (*PL_Sock->pGethostbyaddr)(PL_Sock, a, l, t)
    #  define PerlSock_gethostbyname(n)                                     \
            (*PL_Sock->pGethostbyname)(PL_Sock, n)
    #  define PerlSock_gethostent()                                         \
            (*PL_Sock->pGethostent)(PL_Sock)
    #  define PerlSock_gethostname(n, l)                                    \
            (*PL_Sock->pGethostname)(PL_Sock, n, l)
    #  define PerlSock_getnetbyaddr(n, t)                                   \
            (*PL_Sock->pGetnetbyaddr)(PL_Sock, n, t)
    #  define PerlSock_getnetbyname(c)                                      \
            (*PL_Sock->pGetnetbyname)(PL_Sock, c)
    #  define PerlSock_getnetent()                                          \
            (*PL_Sock->pGetnetent)(PL_Sock)
    #  define PerlSock_getpeername(s, n, l)                                 \
            (*PL_Sock->pGetpeername)(PL_Sock, s, n, l)
    #  define PerlSock_getprotobyname(n)                                    \
            (*PL_Sock->pGetprotobyname)(PL_Sock, n)
    #  define PerlSock_getprotobynumber(n)                                  \
            (*PL_Sock->pGetprotobynumber)(PL_Sock, n)
    #  define PerlSock_getprotoent()                                        \
            (*PL_Sock->pGetprotoent)(PL_Sock)
    #  define PerlSock_getservbyname(n, p)                                  \
            (*PL_Sock->pGetservbyname)(PL_Sock, n, p)
    #  define PerlSock_getservbyport(port, p)                               \
            (*PL_Sock->pGetservbyport)(PL_Sock, port, p)
    #  define PerlSock_getservent()                                         \
            (*PL_Sock->pGetservent)(PL_Sock)
    #  define PerlSock_getsockname(s, n, l)                                 \
            (*PL_Sock->pGetsockname)(PL_Sock, s, n, l)
    #  define PerlSock_getsockopt(s,l,n,v,i)                                \
            (*PL_Sock->pGetsockopt)(PL_Sock, s, l, n, v, i)
    #  define PerlSock_inet_addr(c)                                         \
            (*PL_Sock->pInetAddr)(PL_Sock, c)
    #  define PerlSock_inet_ntoa(i)                                         \
            (*PL_Sock->pInetNtoa)(PL_Sock, i)
    #  define PerlSock_listen(s, b)                                         \
            (*PL_Sock->pListen)(PL_Sock, s, b)
    #  define PerlSock_recv(s, b, l, f)                                     \
            (*PL_Sock->pRecv)(PL_Sock, s, b, l, f)
    #  define PerlSock_recvfrom(s,b,l,f,from,fromlen)                       \
            (*PL_Sock->pRecvfrom)(PL_Sock, s, b, l, f, from, fromlen)
    #  define PerlSock_select(n, r, w, e, t)                                \
            (*PL_Sock->pSelect)(PL_Sock, n, (char*)r, (char*)w, (char*)e, t)
    #  define PerlSock_send(s, b, l, f)                                     \
            (*PL_Sock->pSend)(PL_Sock, s, b, l, f)
    #  define PerlSock_sendto(s, b, l, f, t, tlen)                          \
            (*PL_Sock->pSendto)(PL_Sock, s, b, l, f, t, tlen)
    #  define PerlSock_sethostent(f)                                        \
            (*PL_Sock->pSethostent)(PL_Sock, f)
    #  define PerlSock_setnetent(f)                                         \
            (*PL_Sock->pSetnetent)(PL_Sock, f)
    #  define PerlSock_setprotoent(f)                                       \
            (*PL_Sock->pSetprotoent)(PL_Sock, f)
    #  define PerlSock_setservent(f)                                        \
            (*PL_Sock->pSetservent)(PL_Sock, f)
    #  define PerlSock_setsockopt(s, l, n, v, len)                          \
            (*PL_Sock->pSetsockopt)(PL_Sock, s, l, n, v, len)
    #  define PerlSock_shutdown(s, h)                                       \
            (*PL_Sock->pShutdown)(PL_Sock, s, h)
    #  define PerlSock_socket(a, t, p)                                      \
            (*PL_Sock->pSocket)(PL_Sock, a, t, p)
    #  define PerlSock_socketpair(a, t, p, f)                               \
            (*PL_Sock->pSocketpair)(PL_Sock, a, t, p, f)
    
    #  ifdef WIN32
    #    define     PerlSock_closesocket(s)                                 \
            (*PL_Sock->pClosesocket)(PL_Sock, s)
    #  endif
    
    #else   /* ! PERL_IMPLICIT_SYS below */
    
    #  define PerlSock_htonl(x)             htonl(x)
    #  define PerlSock_htons(x)             htons(x)
    #  define PerlSock_ntohl(x)             ntohl(x)
    #  define PerlSock_ntohs(x)             ntohs(x)
    #  define PerlSock_accept(s, a, l)      accept(s, a, l)
    #  define PerlSock_bind(s, n, l)        bind(s, n, l)
    #  define PerlSock_connect(s, n, l)     connect(s, n, l)
    
    #  define PerlSock_gethostbyaddr(a, l, t) gethostbyaddr(a, l, t)
    #  define PerlSock_gethostbyname(n)     gethostbyname(n)
    #  define PerlSock_gethostent           gethostent
    #  define PerlSock_endhostent           endhostent
    #  define PerlSock_gethostname(n, l)    gethostname(n, l)
    
    #  define PerlSock_getnetbyaddr(n, t)   getnetbyaddr(n, t)
    #  define PerlSock_getnetbyname(n)      getnetbyname(n)
    #  define PerlSock_getnetent            getnetent
    #  define PerlSock_endnetent            endnetent
    #  define PerlSock_getpeername(s, n, l) getpeername(s, n, l)
    
    #  define PerlSock_getprotobyname(n)    getprotobyname(n)
    #  define PerlSock_getprotobynumber(n)  getprotobynumber(n)
    #  define PerlSock_getprotoent          getprotoent
    #  define PerlSock_endprotoent          endprotoent
    
    #  define PerlSock_getservbyname(n, p)  getservbyname(n, p)
    #  define PerlSock_getservbyport(port, p) getservbyport(port, p)
    #  define PerlSock_getservent           getservent
    #  define PerlSock_endservent           endservent
    
    #  define PerlSock_getsockname(s, n, l) getsockname(s, n, l)
    #  define PerlSock_getsockopt(s,l,n,v,i)  getsockopt(s, l, n, v, i)
    #  define PerlSock_inet_addr(c)         inet_addr(c)
    #  define PerlSock_inet_ntoa(i)         inet_ntoa(i)
    #  define PerlSock_listen(s, b)         listen(s, b)
    #  define PerlSock_recv(s, b, l, f)     recv(s, b, l, f)
    #  define PerlSock_recvfrom(s, b, l, f, from, fromlen)                  \
            recvfrom(s, b, l, f, from, fromlen)
    #  define PerlSock_select(n, r, w, e, t) select(n, r, w, e, t)
    #  define PerlSock_send(s, b, l, f)     send(s, b, l, f)
    #  define PerlSock_sendto(s, b, l, f, t, tlen)                          \
            sendto(s, b, l, f, t, tlen)
    #  define PerlSock_sethostent(f)        sethostent(f)
    #  define PerlSock_setnetent(f)         setnetent(f)
    #  define PerlSock_setprotoent(f)       setprotoent(f)
    #  define PerlSock_setservent(f)        setservent(f)
    #  define PerlSock_setsockopt(s, l, n, v, len)                          \
            setsockopt(s, l, n, v, len)
    #  define PerlSock_shutdown(s, h)       shutdown(s, h)
    #  define PerlSock_socket(a, t, p)      socket(a, t, p)
    #  define PerlSock_socketpair(a, t, p, f) socketpair(a, t, p, f)
    
    #  ifdef WIN32
    #    define PerlSock_closesocket(s)     closesocket(s)
    #  endif
    
    #endif  /* PERL_IMPLICIT_SYS */
    
    #endif  /* __Inc__IPerl___ */
    
    /*
     * ex: set ts=8 sts=4 sw=4 et:
     */