remove support for non-ANSI compilation

*** 20,40 ****
   * CDDL HEADER END
   */
  /*      Copyright (c) 1988 AT&T */
  /*        All Rights Reserved   */
  
- 
  /*
   * Copyright 2003 Sun Microsystems, Inc.  All rights reserved.
   * Use is subject to license terms.
   */
  
  #ifndef _STROPTS_H
  #define _STROPTS_H
  
- #pragma ident   "%Z%%M% %I%     %E% SMI"        /* SVr4.0 1.6   */
- 
  /*
   * Streams user options definitions.
   */
  
  #include <sys/feature_tests.h>
--- 20,39 ----
   * CDDL HEADER END
   */
  /*      Copyright (c) 1988 AT&T */
  /*        All Rights Reserved   */
  
  /*
+  * Copyright 2014 Garrett D'Amore <garrett@damore.org>
+  *
   * Copyright 2003 Sun Microsystems, Inc.  All rights reserved.
   * Use is subject to license terms.
   */
  
  #ifndef _STROPTS_H
  #define _STROPTS_H
  
  /*
   * Streams user options definitions.
   */
  
  #include <sys/feature_tests.h>
*** 42,53 ****
  
  #ifdef  __cplusplus
  extern "C" {
  #endif
  
- #if defined(__STDC__)
- 
  extern int isastream(int);
  
  extern int getmsg(int, struct strbuf *_RESTRICT_KYWD,
                  struct strbuf *_RESTRICT_KYWD, int *_RESTRICT_KYWD);
  extern int putmsg(int, const struct strbuf *, const struct strbuf *, int);
--- 41,50 ----
*** 63,74 ****
   */
  extern int ioctl(int, int, ...);
  extern int fattach(int, const char *);
  extern int fdetach(const char *);
  
- #endif
- 
  #ifdef  __cplusplus
  }
  #endif
  
  #endif  /* _STROPTS_H */
--- 60,69 ----