diff --git a/locale/cv.c b/locale/cv.c
deleted file mode 100644
index 4e190d1..0000000
--- a/locale/cv.c
+++ /dev/null
@@ -1,102 +0,0 @@
-#include <stdio.h>
-#include <ctype.h>
-#include <stdlib.h>
-#include <string.h>
-typedef unsigned char uchar;
-typedef struct{char * nm; int v;} vp;
-vp vpl[] = {
-  {"nbsp", 160}, {"lt",0x3c}, {"amp", 38},
-  {"eacute", 233}, {"egrave", 232}, {"ouml", 246},
-  {"alpha", 0x3b1}, {"beta", 0x3b2}, {"gamma", 0x3b3},
-  {"delta", 0x3b4}, {"Delta", 0x394},
-  {"sigma", 0x3c3}, {"Sigma", 0x3a3},
-  {"epsilon", 0x3b5}, {"zeta", 0x3b6},
-  {"theta", 0x3b8}, {"mu", 0x3bc},
-  {"phi", 0x3c6},
-  {"omega", 0x3c9},
-  {"lambda", 0x3bb}, {"rho", 0x3c1},
-  {"pi", 0x3c0}, {"Pi", 0x3a0},
-  {"ndash", 0x2013}, {"mdash", 0x2014},
-  {"and", 8743}, {"rarr", 8594}, {"forall", 0x2200},
-  {"sum", 8721}};
-int cc = 0; // count of conversions.
-static void Utf(int m, uint a){
-    if (a & m) {Utf(m>>1, a>>6); putchar(128 | a & 63);}
-    else putchar((m<<1)&255 | a);}
-static void utf8(uint a){
-  if(a == '<') printf("%s", "&lt;");
-  else if(a == '&') printf("%s", "&amp;");
-  else if(a & -128) {++cc;
-  Utf(-32, a>>6); putchar(128 | a & 63);} else putchar(a);}
-char * em[] = {"", "tag", "quoted string", "utf", "character ref"};
-int lc = 1, cil = 0, tcc=0;
-char gc(int x){char c = getchar();
-  if(c == EOF && feof(stdin)) {
-     if(x) fprintf(stderr, "file ended in %s\n", em[x]);
-     fprintf(stderr, "Converted %d characters\n", cc);
-     exit(0);}
-  if(c == 10 || c == 13) {tcc += cil; cil = 0; ++lc;}
-  ++cil; return c;}
-void loc(){fprintf(stderr, "Ending at byte %d of line %d,"
-    "(or 0x%x in file):\n", cil, lc, tcc+cil);}
-char gx(){char c = gc(3); if ((c&0xc0) != 0x80)
-   {loc(); fprintf(stderr, "Bad utf8 extension byte: %02X\n", c);}
-   return c;}
-int main(int argc, char * * args){
-  int bk = argc == 2;
-  while(1){
-  int vx(int x){if((x & 0xffffffe0) == 0x80){
-     if(x == 150) return 8211;
-     if(x == 151) return 8212;
-     loc(); fprintf(stderr, "Invalid character: 0x%x=%d\n", x, x);}
-     return x;}
-  uchar c = gc(0);
-  if(c == '<'){putchar(c); while(1){char c = gc(1);
-     if(c == '"'){putchar(c); while(1){char c = gc(2);
-        if(c == '"'){putchar(c); break;}
-        else putchar(c);}}
-     else if(c == '>'){putchar(c); break;}
-     else putchar(c);}}
-  else if(bk && c > 127){int v=0, sc=0, C=c;  
-     while(C&0x40){C <<=1; v = (v<<6) | gx() & 0x3f; ++sc;}
-     {int uc = vx(v | (0x3f>>sc & (int)c) << 6*sc);
-       {int k = sizeof(vpl)/sizeof(vp);
-       while(k--) if(uc == vpl[k].v)
-         {printf("&%s;", vpl[k].nm); goto end;}}
-       printf("&#x%x;", uc);}
-       end: ++cc;}
-  else if(!bk && c == '&') {char c = gc(4);
-     int gs(char c, int r){
-         int vd(char c){if('0' <= c && c <= '9') return c - '0';
-            {char lc = tolower(c);
-            if(r == 16 && 'a' <= lc && lc <= 'f') return lc - 'a' + 10;
-            loc();
-            fprintf(stderr, "Invalid digit folowing \"&#\" construct.");
-            exit(0);
-            return 0;}}
-         int k = vd(c);
-         while(1){char c = gc(4); if(c == ';') return k;
-            k = r*k + vd(c);}}
-     if(c == '#') {char c = gc(4);
-        utf8(vx(c == 'x' || c == 'X' ? gs('0', 16) : gs(c, 10)));}
-     else {int k = sizeof(vpl)/sizeof(vp);
-        char st[10]; st[0] = c;
-           {int n; for(n=1; n<10; ++n) {char c = gc(4);
-             if(c == ';') goto e1;
-             if(!isalpha(c)) break;
-             st[n] = c;}
-          loc(); fprintf(stderr, "%s reference\n",
-            n>10?"Verbose":"Invalid");
-          continue;
-          e1: st[n] = 0;
-  //      loc(); fprintf(stderr, "string is <%s>.\n", st);
-          while(k--) if(!strcmp(st, vpl[k].nm)) {
-             utf8(vpl[k].v); break;}
-     if(k<0) {loc();
-        fprintf(stderr, "Unrecognized reference: &%s;\n", st);}}}}
-  else if(c > 127) {loc(); fprintf(stderr, "Non ASCII char.\n");}
-  else putchar(c);
-}
-return 0;
-}
-