current_token    2122 maint/gnulib/lib/regcomp.c   re_token_t current_token;
current_token    2124 maint/gnulib/lib/regcomp.c   fetch_token (&current_token, regexp, syntax | RE_CARET_ANCHORS_HERE);
current_token    2125 maint/gnulib/lib/regcomp.c   tree = parse_reg_exp (regexp, preg, &current_token, syntax, 0, err);