remove support for non-ANSI compilation

*** 17,26 ****
--- 17,28 ----
   * information: Portions Copyright [yyyy] [name of copyright owner]
   *
   * CDDL HEADER END
   */
  /*
+  * Copyright 2014 Garrett D'Amore <garrett@damore.org>
+  *
   * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
   * Use is subject to license terms.
   */
  
  /*      Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
*** 80,109 ****
   */
  #undef makedev
  #undef major
  #undef minor
  
- #if defined(__STDC__)
- 
  extern dev_t makedev(const major_t, const minor_t);
  extern major_t major(const dev_t);
  extern minor_t minor(const dev_t);
  extern dev_t __makedev(const int, const major_t, const minor_t);
  extern major_t __major(const int, const dev_t);
  extern minor_t __minor(const int, const dev_t);
  
- #else
- 
- extern dev_t makedev();
- extern major_t major();
- extern minor_t minor();
- extern dev_t __makedev();
- extern major_t __major();
- extern minor_t __minor();
- 
- #endif  /* defined(__STDC__) */
- 
  #define OLDDEV 0        /* old device format */
  #define NEWDEV 1        /* new device format */
  
  #define makedev(maj, min)       (__makedev(NEWDEV, maj, min))
  #define major(dev)              (__major(NEWDEV, dev))
--- 82,98 ----