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_CONST_H
  #define _SYS_INT_CONST_H
  
- #pragma ident   "%Z%%M% %I%     %E% SMI"
- 
  /*
   * This file, <sys/int_const.h>, is part of the Sun Microsystems implementation
   * of <inttypes.h> as proposed in the ISO/JTC1/SC22/WG14 C committee's working
   * draft for the revision of the current ISO C standard, ISO/IEC 9899:1990
   * 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_CONST_H
  #define _SYS_INT_CONST_H
  
  /*
   * This file, <sys/int_const.h>, is part of the Sun Microsystems implementation
   * of <inttypes.h> as proposed in the ISO/JTC1/SC22/WG14 C committee's working
   * draft for the revision of the current ISO C standard, ISO/IEC 9899:1990
   * Programming language - C.
*** 70,90 ****
   * The "CSTYLED" comments are flags to an internal code style analysis tool
   * telling it to silently accept the line which follows.  This internal
   * standard requires a space between arguments, but the historical,
   * non-ANSI-C ``method'' of concatenation can't tolerate those spaces.
   */
- #ifdef __STDC__
  /* CSTYLED */
  #define __CONCAT__(A,B) A ## B
- #else
- /* CSTYLED */
- #define __CONCAT__(A,B) A/**/B
- #endif
  
- #if defined(_CHAR_IS_SIGNED) || defined(__STDC__)
  #define INT8_C(c)       (c)
- #endif
  #define INT16_C(c)      (c)
  #define INT32_C(c)      (c)
  #ifdef  _LP64
  /* CSTYLED */
  #define INT64_C(c)      __CONCAT__(c,l)
--- 70,83 ----