_bcs_toupper
*s = _bcs_toupper(*s);
c1 = _bcs_toupper(*str1++);
c2 = _bcs_toupper(*str2++);
c1 = _bcs_toupper(*str1++);
c2 = _bcs_toupper(*str2++);
p = strchr(xdigit, _bcs_toupper(ch)); \
switch (_bcs_toupper(*p)) {
switch (_bcs_toupper(*p)) {