subexp_recursive_check_trav 2923 regcomp.c      	ret = subexp_recursive_check_trav(NCAR(node), env);
subexp_recursive_check_trav 2931 regcomp.c          r = subexp_recursive_check_trav(NQTFR(node)->target, env);
subexp_recursive_check_trav 2946 regcomp.c      	r = subexp_recursive_check_trav(an->target, env);
subexp_recursive_check_trav 2964 regcomp.c            r = subexp_recursive_check_trav(en->target, env);
subexp_recursive_check_trav 5399 regcomp.c          r = subexp_recursive_check_trav(root, &scan_env);