TK_CHAR          2763 mbstring/oniguruma/regparse.c   tok->type = TK_CHAR;
TK_CHAR          4078 mbstring/oniguruma/regparse.c   if (r == TK_CHAR && tok->u.c == '^' && tok->escaped == 0) {
TK_CHAR          4093 mbstring/oniguruma/regparse.c     r = tok->type = TK_CHAR;  /* allow []...] */
TK_CHAR          4106 mbstring/oniguruma/regparse.c     case TK_CHAR: