remove support for non-ANSI compilation

*** 17,59 ****
   * information: Portions Copyright [yyyy] [name of copyright owner]
   *
   * CDDL HEADER END
   */
  /*
   * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
   * Use is subject to license terms.
   */
  
  #ifndef _ATTR_H
  #define _ATTR_H
  
- #pragma ident   "%Z%%M% %I%     %E% SMI"        /* SVr4.0 1.6.1.7 */
- 
  #include <sys/types.h>
  #include <sys/nvpair.h>
  #include <sys/attr.h>
  
  #ifdef  __cplusplus
  extern "C" {
  #endif
  
- #if defined(__STDC__)
- 
  extern int getattrat(int, xattr_view_t, const char *, nvlist_t **);
  extern int fgetattr(int, xattr_view_t, nvlist_t **);
  extern int setattrat(int, xattr_view_t, const char *, nvlist_t *);
  extern int fsetattr(int, xattr_view_t, nvlist_t *);
  
- #else   /* defined(__STDC__) */
- 
- extern int getattrat();
- extern int fgetattr();
- extern int setattrat();
- extern int fsetattr();
- 
- #endif  /* defined(__STDC__) */
- 
  #ifdef  __cplusplus
  }
  #endif
  
  #endif  /* _ATTR_H */
--- 17,48 ----
   * information: Portions Copyright [yyyy] [name of copyright owner]
   *
   * CDDL HEADER END
   */
  /*
+  * Copyright 2014 Garrett D'Amore <garrett@damore.org>
+  *
   * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
   * Use is subject to license terms.
   */
  
  #ifndef _ATTR_H
  #define _ATTR_H
  
  #include <sys/types.h>
  #include <sys/nvpair.h>
  #include <sys/attr.h>
  
  #ifdef  __cplusplus
  extern "C" {
  #endif
  
  extern int getattrat(int, xattr_view_t, const char *, nvlist_t **);
  extern int fgetattr(int, xattr_view_t, nvlist_t **);
  extern int setattrat(int, xattr_view_t, const char *, nvlist_t *);
  extern int fsetattr(int, xattr_view_t, nvlist_t *);
  
  #ifdef  __cplusplus
  }
  #endif
  
  #endif  /* _ATTR_H */