remove support for non-ANSI compilation

@@ -17,30 +17,27 @@
  * fields enclosed by brackets "[]" replaced with your own identifying
  * information: Portions Copyright [yyyy] [name of copyright owner]
  *
  * CDDL HEADER END
  */
+/*
+ * Copyright 2014 Garrett D'Amore <garrett@damore.org>
+ */
 /*      Copyright (c) 1988 AT&T */
 /*        All Rights Reserved   */
 
 
 #ifndef _ULIMIT_H
 #define _ULIMIT_H
 
-#pragma ident   "%Z%%M% %I%     %E% SMI"        /* SVr4.0 1.4   */
-
 #include <sys/ulimit.h>
 
 #ifdef  __cplusplus
 extern "C" {
 #endif
 
-#ifdef __STDC__
 extern long ulimit(int, ...);
-#else
-extern long ulimit();
-#endif
 
 #ifdef  __cplusplus
 }
 #endif