remove support for non-ANSI compilation

*** 18,27 ****
--- 18,29 ----
   * information: Portions Copyright [yyyy] [name of copyright owner]
   *
   * CDDL HEADER END
   */
  /*
+  * Copyright 2014 Garrett D'Amore <garrett@damore.org>
+  *
   * Copyright (c) 1997-1998 by Sun Microsystems, Inc.
   * All rights reserved.
   */
  
  /*      Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
*** 29,40 ****
  
  
  #ifndef _SYS_FBUF_H
  #define _SYS_FBUF_H
  
- #pragma ident   "%Z%%M% %I%     %E% SMI"        /* SVr4.0 1.3   */
- 
  #include <sys/vnode.h>
  
  #ifdef  __cplusplus
  extern "C" {
  #endif
--- 31,40 ----
*** 51,69 ****
  struct fbuf {
          caddr_t fb_addr;
          uint_t  fb_count;
  };
  
- #if defined(__STDC__)
  extern int fbread(struct vnode *, offset_t, uint_t, enum seg_rw,
      struct fbuf **);
  extern void fbzero(struct vnode *, offset_t, uint_t, struct fbuf **);
  extern int fbwrite(struct fbuf *);
  extern int fbdwrite(struct fbuf *);
  extern int fbiwrite(struct fbuf *, struct vnode *, daddr_t bn, int bsize);
  extern void fbrelse(struct fbuf *, enum seg_rw);
- #endif
  
  #ifdef  __cplusplus
  }
  #endif
  
--- 51,67 ----