VMPI_isalnum      107 pcre/pcre_maketables.cpp   if (VMPI_isalnum(i)) p[cbit_word   + i/8] |= 1 << (i&7);
VMPI_isalnum      129 pcre/pcre_maketables.cpp   if (VMPI_isalnum(i) || i == '_') x += ctype_word;