diff --git a/iccodec.c b/iccodec.c
index 1ee5dd9..1f6962b 100644
--- a/iccodec.c
+++ b/iccodec.c
@@ -1,6 +1,6 @@
 /**
     Copyright (C) powturbo 2015-2023
-    GPL v2 License
+    SPDX-License-Identifier: GPL v2 License
 
     This program is free software; you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
@@ -30,7 +30,6 @@
 #include "include_/vint.h"
 #include "include_/iccodec.h"
 
-
   #ifdef _BITSHUFFLE
 #include "bitshuffle/src/bitshuffle.h"
     #ifndef LZ4
@@ -66,6 +65,7 @@ int lzidget(char *scmd) {
 
   #ifdef _TURBORC
 #include "ext/Turbo-Range-Coder/turborc.h"
+int bwtx, forcelzp;
   #endif
 
   #ifdef _ZSTD
@@ -122,7 +122,7 @@ size_t codecenc(unsigned char *in, size_t inlen, unsigned char *out, unsigned ou
         case 1 : return ec==2?rccssenc(in, inlen, out, 5,6):rccsenc(in, inlen, out);
         case 2 : return ec==2?rcssenc( in, inlen, out, 5,6):rcsenc( in, inlen, out);
 		//#define bwtflag(z) (z==2?BWT_BWT16:0) | (xprep8?BWT_PREP8:0) | forcelzp | (verbose?BWT_VERBOSE:0) | xsort <<14 | itmax <<10 | lenmin
-		case 20: return rcbwtenc(in,inlen,out,bwtlev,0, 1);
+		case 20: return rcbwtsenc(in,inlen,out,bwtlev,0, 1);
       }
     }
       #endif
@@ -207,7 +207,7 @@ size_t codecdec(unsigned char *in, size_t inlen, unsigned char *out, unsigned ou
       switch(codlev) {
         case 1 : return ec==2?rccssdec(in, outlen, out, 5,6):rccsdec(in, outlen, out);
         case 2 : return ec==2?rcssdec( in, outlen, out, 5,6):rcsdec( in, outlen, out);
-		case 20: inlen==outlen?memcpy(out,in,outlen):rcbwtdec(in,outlen,out,bwtlev, 0); return 0;
+		case 20: inlen==outlen?memcpy(out,in,outlen):rcbwtsdec(in,outlen,out,bwtlev, 0); return 0;
 //        case 2 : return turborcndec( in, outlen, out);
       }
     }