remove support for non-ANSI compilation

*** 20,46 ****
   * CDDL HEADER END
   */
  /*      Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
  /*        All Rights Reserved   */
  
- 
  /*
   * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
   * Use is subject to license terms.
   */
  
  #ifndef _SYS_VARARGS_H
  #define _SYS_VARARGS_H
  
- #pragma ident   "%Z%%M% %I%     %E% SMI"        /* UCB 4.1 83/05/03 */
- 
  /*
   * This header defines the Solaris system definitions for variable
   * argument lists.  For the most part, it follows the definitions of
   * ISO C 1999.  It does not follow the namespace rules for ISO C++
!  * 1998.  For legacy support, it also defines the pre-standard variable
!  * argument definitions.
   *
   * The varargs definitions within this header are defined in terms of
   * implementation definitions.  These implementation definitions reside
   * in <sys/va_impl.h>.  This organization enables protected use of
   * the implementation by other standard headers without introducing
--- 20,44 ----
   * CDDL HEADER END
   */
  /*      Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
  /*        All Rights Reserved   */
  
  /*
+  * Copyright 2014 Garrett D'Amore <garrett@damore.org>
+  *
   * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
   * Use is subject to license terms.
   */
  
  #ifndef _SYS_VARARGS_H
  #define _SYS_VARARGS_H
  
  /*
   * This header defines the Solaris system definitions for variable
   * argument lists.  For the most part, it follows the definitions of
   * ISO C 1999.  It does not follow the namespace rules for ISO C++
!  * 1998.
   *
   * The varargs definitions within this header are defined in terms of
   * implementation definitions.  These implementation definitions reside
   * in <sys/va_impl.h>.  This organization enables protected use of
   * the implementation by other standard headers without introducing
*** 56,91 ****
  #ifndef _VA_LIST
  #define _VA_LIST
  typedef __va_list va_list;
  #endif
  
- #if defined(__STDC__)
  /*
!  * When __STDC__ is defined, this file provides stdarg semantics despite
!  * the name of the file.
   */
  
  #define va_start(list, name)    __va_start(list, name)
  #define va_arg(list, type)      __va_arg(list, type)
  #define va_copy(to, from)       __va_copy(to, from)
  #define va_end(list)            __va_end(list)
  
- #else   /* ! __STDC__ */
- /*
-  * In the absence of __STDC__, this file provides traditional varargs
-  * semantics.
-  */
  
- #define va_alist                __builtin_va_alist
- #define va_dcl                  __va_alist_type va_alist;
- #define va_start(list)          __va_start(list, va_alist)
- #define va_arg(list, type)      __va_arg(list, type)
- #define va_copy(to, from)       __va_copy(to, from)
- #define va_end(list)            __va_end(list)
- 
- #endif  /* __STDC__ */
- 
  #ifdef  __cplusplus
  }
  #endif
  
  #endif  /* _SYS_VARARGS_H */
--- 54,73 ----
  #ifndef _VA_LIST
  #define _VA_LIST
  typedef __va_list va_list;
  #endif
  
  /*
!  * This file provides stdarg semantics despite the name of the file.
   */
  
  #define va_start(list, name)    __va_start(list, name)
  #define va_arg(list, type)      __va_arg(list, type)
  #define va_copy(to, from)       __va_copy(to, from)
  #define va_end(list)            __va_end(list)
  
  
  #ifdef  __cplusplus
  }
  #endif
  
  #endif  /* _SYS_VARARGS_H */