remove support for non-ANSI compilation

*** 22,40 ****
  /*      Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
  /*        All Rights Reserved   */
  
  
  /*
   * Copyright (c) 1995, 1998 by Sun Microsystems, Inc.
   * All rights reserved.
   */
  
  #ifndef _SYS_POLL_H
  #define _SYS_POLL_H
  
- #pragma ident   "%Z%%M% %I%     %E% SMI"        /* SVr4.0 11.9 */
- 
  #ifdef  __cplusplus
  extern "C" {
  #endif
  
  /*
--- 22,40 ----
  /*      Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
  /*        All Rights Reserved   */
  
  
  /*
+  * Copyright 2014 Garrett D'Amore <garrett@damore.org>
+  *
   * Copyright (c) 1995, 1998 by Sun Microsystems, Inc.
   * All rights reserved.
   */
  
  #ifndef _SYS_POLL_H
  #define _SYS_POLL_H
  
  #ifdef  __cplusplus
  extern "C" {
  #endif
  
  /*
*** 136,150 ****
  #endif /* defined(_KERNEL) */
  
  #endif /* defined(_KERNEL) || defined(_KMEMUSER) */
  
  #if !defined(_KERNEL)
- #if defined(__STDC__)
  int poll(struct pollfd *, nfds_t, int);
- #else
- int poll();
- #endif /* __STDC__ */
  #endif /* !_KERNEL */
  
  #ifdef  __cplusplus
  }
  #endif
--- 136,146 ----