286     unsigned int letter;  in load_letter_mapping()  local
287     for (letter=0; letter <= UCHAR_MAX; letter++)   in load_letter_mapping()
288       lm->letter_index_for_letter[letter] = LTS_MAXCHAR;  in load_letter_mapping()
292     char letter = toupper(lm->letters[i]);  in load_letter_mapping()  local
293     lm->letters[i] = letter;  in load_letter_mapping()
294     lm->letter_index_for_letter[(unsigned char)letter] = i;  in load_letter_mapping()
1005   unsigned char letter;  in fill_up_dp_for_letter()  local
1035   letter = find_letter_index(input_word[index], lm);   in fill_up_dp_for_letter()
1037   if (letter == LTS_MAXCHAR) {  in fill_up_dp_for_letter()
1087   dp->letter = letter; // properties[ Letter] = letter;  in fill_up_dp_for_letter()
1254   pfprintf(PSTDOUT,"dp %c ", lm->letters[dp->letter]);  in fill_up_dp_for_letter()
1263          lm->letters[dp->letter],  in fill_up_dp_for_letter()
1320   tree = lts->trees[dp->letter]; // properties[Letter]];  in find_output_for_dp()