build: allow usage of Borland 5.5.1 external preprocessor cpp32

 *                            | (__| |_| |  _ <| |___

 *                             \___|\___/|_| \_\_____|

 *

 * Copyright (C) 1998 - 2010, Daniel Stenberg, <daniel@haxx.se>, et al.

 * Copyright (C) 1998 - 2011, Daniel Stenberg, <daniel@haxx.se>, et al.

 *

 * This software is licensed as described in the file COPYING, which

 * you should have received as part of this distribution. The terms

 * Macros for minimum-width signed and unsigned curl_off_t integer constants.

 */

#if defined(__BORLANDC__) && (__BORLANDC__ == 0x0551)

#  define __CURL_OFF_T_C_HLPR2(x) x

#  define __CURL_OFF_T_C_HLPR1(x) __CURL_OFF_T_C_HLPR2(x)

#  define CURL_OFF_T_C(Val)  __CURL_OFF_T_C_HLPR1(Val) ## \

                             __CURL_OFF_T_C_HLPR1(CURL_SUFFIX_CURL_OFF_T)

#  define CURL_OFF_TU_C(Val) __CURL_OFF_T_C_HLPR1(Val) ## \

                             __CURL_OFF_T_C_HLPR1(CURL_SUFFIX_CURL_OFF_TU)

#else

#  ifdef CURL_ISOCPP

#  define __CURL_OFF_T_C_HELPER2(Val,Suffix) Val ## Suffix

#    define __CURL_OFF_T_C_HLPR2(Val,Suffix) Val ## Suffix

#  else

#  define __CURL_OFF_T_C_HELPER2(Val,Suffix) Val/**/Suffix

#    define __CURL_OFF_T_C_HLPR2(Val,Suffix) Val/**/Suffix

#  endif

#  define __CURL_OFF_T_C_HLPR1(Val,Suffix) __CURL_OFF_T_C_HLPR2(Val,Suffix)

#  define CURL_OFF_T_C(Val)  __CURL_OFF_T_C_HLPR1(Val,CURL_SUFFIX_CURL_OFF_T)

#  define CURL_OFF_TU_C(Val) __CURL_OFF_T_C_HLPR1(Val,CURL_SUFFIX_CURL_OFF_TU)

#endif

#define __CURL_OFF_T_C_HELPER1(Val,Suffix) __CURL_OFF_T_C_HELPER2(Val,Suffix)

#define CURL_OFF_T_C(Val)  __CURL_OFF_T_C_HELPER1(Val,CURL_SUFFIX_CURL_OFF_T)

#define CURL_OFF_TU_C(Val) __CURL_OFF_T_C_HELPER1(Val,CURL_SUFFIX_CURL_OFF_TU)

/*

 * Get rid of macros private to this header file.