remove support for non-ANSI compilation

*** 18,36 ****
   * information: Portions Copyright [yyyy] [name of copyright owner]
   *
   * CDDL HEADER END
   */
  /*
   * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
   * Use is subject to license terms.
   */
  
  #ifndef _SYS_INT_FMTIO_H
  #define _SYS_INT_FMTIO_H
  
- #pragma ident   "%Z%%M% %I%     %E% SMI"
- 
  /*
   * This file, <sys/int_fmtio.h>, is part of the Sun Microsystems implementation
   * of <inttypes.h> as defined by the ISO C Standard, ISO/IEC 9899:1999
   * Programming language - C.
   *
--- 18,36 ----
   * information: Portions Copyright [yyyy] [name of copyright owner]
   *
   * CDDL HEADER END
   */
  /*
+  * Copyright 2014 Garrett D'Amore <garrett@damore.org>
+  *
   * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
   * Use is subject to license terms.
   */
  
  #ifndef _SYS_INT_FMTIO_H
  #define _SYS_INT_FMTIO_H
  
  /*
   * This file, <sys/int_fmtio.h>, is part of the Sun Microsystems implementation
   * of <inttypes.h> as defined by the ISO C Standard, ISO/IEC 9899:1999
   * Programming language - C.
   *
*** 92,106 ****
  #define _PRIo   "o"
  #define _PRIu   "u"
  #define _PRIx   "x"
  #define _PRIX   "X"
  
- #if defined(_CHAR_IS_SIGNED) || defined(__STDC__)
  #define PRId8                   _MODF8 _PRId
  #define PRIdLEAST8              PRId8
  #define PRIdFAST8               PRId8
- #endif
  #define PRId16                  _MODF16 _PRId
  #define PRIdLEAST16             PRId16
  #define PRId32                  "d"
  #define PRIdFAST16              PRId32
  #define PRIdLEAST32             PRId32
--- 92,104 ----
*** 115,129 ****
  #ifdef PRId64
  #define PRIdLEAST64             PRId64
  #define PRIdFAST64              PRId64
  #endif
  
- #if defined(_CHAR_IS_SIGNED) || defined(__STDC__)
  #define PRIi8                   _MODF8 _PRIi
  #define PRIiLEAST8              PRIi8
  #define PRIiFAST8               PRIi8
- #endif
  #define PRIi16                  _MODF16 _PRIi
  #define PRIiLEAST16             PRIi16
  #define PRIi32                  "i"
  #define PRIiFAST16              PRIi32
  #define PRIiLEAST32             PRIi32
--- 113,125 ----
*** 249,263 ****
  #endif /* defined(_LP64) || defined(_I32LPx) */
  
  /*
   * fscanf macros for signed integers
   */
- #if defined(_CHAR_IS_SIGNED) || defined(__STDC__)
  #define SCNd8                   "hhd"
  #define SCNdLEAST8              SCNd8
  #define SCNdFAST8               SCNd8
- #endif
  #define SCNd16                  "hd"
  #define SCNdLEAST16             SCNd16
  #define SCNd32                  "d"
  #define SCNdFAST16              SCNd32
  #define SCNdLEAST32             SCNd32
--- 245,257 ----
*** 267,281 ****
  #define SCNdLEAST64             PRId64
  #define SCNdFAST64              PRId64
  #endif
  #define SCNdPTR                 PRIdPTR
  
- #if defined(_CHAR_IS_SIGNED) || defined(__STDC__)
  #define SCNi8                   "hhi"
  #define SCNiLEAST8              SCNi8
  #define SCNiFAST8               SCNi8
- #endif
  #define SCNi16                  "hi"
  #define SCNiLEAST16             SCNi16
  #define SCNi32                  "i"
  #define SCNiFAST16              SCNi32
  #define SCNiLEAST32             SCNi32
--- 261,273 ----