Revert "next dos83 fixes namespace.c"

This reverts commit c567f75fdb.

src/namspace.c

@@ -1518,37 +1518,7 @@ static int search_match(struct dirent *dirbuff,
     XDPRINTF((8,0,"search_match, Name='%s' dname='%s'", name, dname));
     if (!inode_search) {
       if (namespace == NAME_DOS) {
-        uint8 dosname[DOS83_NAME_MAX + 1];
-        char saved_dir[1024];
-        char *slash;
-
-        if (*name == '.') {
-          flag = 0;
-        } else {
-          /*
-           * ds->unixname currently points to the full directory path used
-           * during scanning. Convert it to the containing directory string
-           * expected by namedos.c.
-           */
-          strncpy(saved_dir, (char *)ds->unixname, sizeof(saved_dir) - 1);
-          saved_dir[sizeof(saved_dir) - 1] = '\0';
-
-          slash = strrchr(saved_dir, '/');
-          if (slash)
-            *slash = '\0';
-          else
-            strcpy(saved_dir, ".");
-
-          flag = dos83_match_name_in_dir(saved_dir,
-                                         name,
-                                         entry,
-                                         vol_options,
-                                         dosname,
-                                         sizeof(dosname));
-
-          if (flag)
-            strmaxcpy(dname, (char *)dosname, size_dname - 1);
-        }
+        flag = (*name != '.' &&  fn_dos_match_old(dname, entry, vol_options));
       } else if (namespace == NAME_OS2) {
         flag = (*name != '.' || (*(name+1) != '.' && *(name+1) != '\0' ))
                && fn_os2_match(dname, entry, vol_options);