cbit_upper        105 srclib/pcre/maketables.c     p[cbit_upper  + i/8] |= 1 << (i&7);
cbit_upper        167 srclib/pcre/pcre.c   cbit_lower, cbit_upper, -1,             /* alpha */
cbit_upper        169 srclib/pcre/pcre.c   cbit_upper, -1,         -1,             /* upper */
cbit_upper        170 srclib/pcre/pcre.c   cbit_digit, cbit_lower, cbit_upper,     /* alnum */