There is an error in the table for CP866.
This seems to be a fix for it (it worked fine on large amounts
of CP866-encoded text -- the result was the same as of iconv), but
I haven't checked it thoroghly according to some specification.

address@hidden, Februray 2002.

--- emacs-21.1.orig/lisp/international/codepage.el	Thu Feb  7 00:39:13 2002
+++ emacs-21.1/lisp/international/codepage.el	Thu Feb  7 00:42:51 2002
@@ -384,7 +384,7 @@
    128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143
    144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159
    160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175
-   223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238
+   224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239
    252 241 nil nil 243 nil nil 245 nil nil nil nil nil nil 247 nil]
   "Table for converting ISO-8859-5 characters into codepage 866 glyphs.")
 (setplist 'cp866-decode-table