TOLOWER
c = TOLOWER(*p);
c = TOLOWER(c);
if (TOLOWER(*p) == c)
ABC_SETRIGHT(TOLOWER(*p));
#define ISALPHA(c) ISLOWALPHA(TOLOWER(c))
t[i] = TOLOWER(s[i]);
k = TOLOWER(k);
TOLOWER(key.k_chars[key.k_count - 1]), &curmap);
c = TOLOWER(key.k_chars[key.k_count - 1]);
lputc(linep, loffs, TOLOWER(c));
c = TOLOWER(c);
return (TOLOWER(bc) == pc);
return (bc == TOLOWER(pc));
c = TOLOWER(c);
c = TOLOWER(c);