remove support for non-ANSI compilation

*** 22,62 ****
  /*      Copyright (c) 1988 AT&T */
  /*        All Rights Reserved   */
  
  
  /*
   * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
   * Use is subject to license terms.
   */
  
  #ifndef _FLOAT_H
  #define _FLOAT_H
  
- #pragma ident   "%Z%%M% %I%     %E% SMI"
- 
  #include <sys/feature_tests.h>
  
  #ifdef  __cplusplus
  extern "C" {
  #endif
  
  #if defined(__sparc)
  
- #if defined(__STDC__)
  extern int __flt_rounds(void);
- #else   /* defined(__STDC__) */
- extern int __flt_rounds();
- #endif  /* defined(__STDC__) */
  #define FLT_ROUNDS      __flt_rounds()
  
  #else /* defined(__sparc) */
  
- #if defined(__STDC__)
  extern int __fltrounds(void);
! #else   /* defined (__STDC__) */
! extern int __fltrounds();
! #endif  /* defined(__STDC__) */
  #if defined(__amd64)
  #define FLT_ROUNDS      __fltrounds()
  #else   /* defined(__amd64) */
  extern int __flt_rounds;
  #define FLT_ROUNDS      __flt_rounds
--- 22,55 ----
  /*      Copyright (c) 1988 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 _FLOAT_H
  #define _FLOAT_H
  
  #include <sys/feature_tests.h>
  
  #ifdef  __cplusplus
  extern "C" {
  #endif
  
  #if defined(__sparc)
  
  extern int __flt_rounds(void);
  #define FLT_ROUNDS      __flt_rounds()
  
  #else /* defined(__sparc) */
  
  extern int __fltrounds(void);
! 
  #if defined(__amd64)
  #define FLT_ROUNDS      __fltrounds()
  #else   /* defined(__amd64) */
  extern int __flt_rounds;
  #define FLT_ROUNDS      __flt_rounds