PATH_ENV         1479 dln.c          	path = getenv(PATH_ENV);
PATH_ENV         1860 hash.c         	if (ENVMATCH(nam, PATH_ENV)) {
PATH_ENV         1891 hash.c         	if (ENVMATCH(nam, PATH_ENV) && !rb_env_path_tainted()) {
PATH_ENV         1928 hash.c             if (ENVMATCH(nam, PATH_ENV) && !rb_env_path_tainted())
PATH_ENV         1943 hash.c         	path_tainted_p(getenv(PATH_ENV));
PATH_ENV         2063 hash.c             if (ENVMATCH(name, PATH_ENV)) {
PATH_ENV         1259 ruby.c         		    opt->script = dln_find_file_r(argv[0], getenv(PATH_ENV), fbuf, sizeof(fbuf));