cbit_xdigit 210 ext/pcre/pcrelib/pcre_compile.c cbit_xdigit,-1, 0 /* xdigit */ cbit_xdigit 108 ext/pcre/pcrelib/pcre_maketables.c if (isxdigit(i))p[cbit_xdigit + i/8] |= 1 << (i&7);