remove support for non-ANSI compilation

@@ -18,16 +18,15 @@
  * information: Portions Copyright [yyyy] [name of copyright owner]
  *
  * CDDL HEADER END
  */
 /*
+ * Copyright 2014 Garrett D'Amore <garrett@damore.org>
+ *
  * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
  * Use is subject to license terms.
  */
-/*
- * Copyright 2013 Garrett D'Amore <garrett@damore.org>
- */
 
 /*      Copyright (c) 1988 AT&T */
 /*        All Rights Reserved   */
 
 

@@ -50,15 +49,11 @@
 
 #ifdef  __cplusplus
 extern "C" {
 #endif
 
-#if defined(__STDC__)
 unsigned char __mb_cur_max(void);
-#else
-unsigned char __mb_cur_max();
-#endif
 #ifndef MB_CUR_MAX
 #define MB_CUR_MAX      (__mb_cur_max())
 #endif
 
 #if __cplusplus >= 199711L

@@ -118,12 +113,10 @@
 typedef long    wchar_t;
 #endif
 #endif  /* !_WCHAR_T */
 #endif  /* !defined(__cplusplus) ... */
 
-#if defined(__STDC__)
-
 extern void abort(void) __NORETURN;
 extern int abs(int);
 extern int atexit(void (*)(void));
 extern double atof(const char *);
 extern int atoi(const char *);

@@ -172,43 +165,10 @@
         inline long   abs(long _l) { return labs(_l); }
         inline ldiv_t div(long _l1, long _l2) { return ldiv(_l1, _l2); }
 }
 #endif /* __cplusplus */
 
-#else /* not __STDC__ */
-
-extern void abort();
-extern int abs();
-extern int atexit();
-extern double atof();
-extern int atoi();
-extern long int atol();
-extern void *bsearch();
-extern void *calloc();
-extern div_t div();
-extern void exit();
-extern void free();
-extern char *getenv();
-extern long int labs();
-extern ldiv_t ldiv();
-extern void *malloc();
-extern int mblen();
-extern size_t mbstowcs();
-extern int mbtowc();
-extern void qsort();
-extern int rand();
-extern void *realloc();
-extern void srand();
-extern double strtod();
-extern long int strtol();
-extern unsigned long strtoul();
-extern int system();
-extern int wctomb();
-extern size_t wcstombs();
-
-#endif  /* __STDC__ */
-
 #if __cplusplus >= 199711L
 }
 #endif /* end of namespace std */
 
 #ifdef  __cplusplus