remove support for non-ANSI compilation

@@ -17,60 +17,46 @@
  * 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 _EUC_H
 #define _EUC_H
 
-#pragma ident   "%Z%%M% %I%     %E% SMI"
-
 #include <sys/euc.h>
 
 #ifdef  __cplusplus
 extern "C" {
 #endif
 
-#ifdef  __STDC__
 extern int csetcol(int n);      /* Returns # of columns for codeset n. */
 extern int csetlen(int n);      /* Returns # of bytes excluding SSx. */
 extern int euclen(const unsigned char *s);
 extern int euccol(const unsigned char *s);
 extern int eucscol(const unsigned char *str);
-#else   /* __STDC__ */
-extern int csetlen(), csetcol();
-extern int euclen(), euccol(), eucscol();
-#endif  /* __STDC__ */
 
 /* Returns code set number for the first byte of an EUC char. */
 #define csetno(c) \
         (((c)&0x80)?(((c)&0xff) == SS2)?2:((((c)&0xff) == SS3)?3:1):0)
 
 /*
  * Copied from _wchar.h of SVR4
  */
-#if defined(__STDC__)
 #define multibyte       (__ctype[520] > 1)
 #define eucw1           __ctype[514]
 #define eucw2           __ctype[515]
 #define eucw3           __ctype[516]
 #define scrw1           __ctype[517]
 #define scrw2           __ctype[518]
 #define scrw3           __ctype[519]
-#else
-#define multibyte       (_ctype[520] > 1)
-#define eucw1           _ctype[514]
-#define eucw2           _ctype[515]
-#define eucw3           _ctype[516]
-#define scrw1           _ctype[517]
-#define scrw2           _ctype[518]
-#define scrw3           _ctype[519]
-#endif
 
 #ifdef  __cplusplus
 }
 #endif