777 	char *varstr;        /* points to "name=" portion */  member
2099 				free(cur_var->varstr);  in hush_exit()
2240 		if (strncmp(cur->varstr, name, len) == 0 && cur->varstr[len] == '=')  in get_ptr_to_local_var()
2264 		return (*vpp)->varstr + len + 1;  in get_local_var_value()
2335 		if (strncmp(cur->varstr, str, name_len) != 0) {  in set_local_var()
2376 					cur->varstr, cur->var_nest_level, str, local_lvl  in set_local_var()
2384 					cur->varstr, cur->var_nest_level, str, local_lvl  in set_local_var()
2387 					free_me = cur->varstr; /* then free it later */  in set_local_var()
2393 		if (strcmp(cur->varstr + name_len, eq_sign + 1) == 0) {  in set_local_var()
2405 				strcpy(cur->varstr, str);  in set_local_var()
2418 		free_me = cur->varstr;  in set_local_var()
2430 	cur->varstr = str;  in set_local_var()
2445 			debug_printf_env("%s: putenv '%s'/%u\n", __func__, cur->varstr, cur->var_nest_level);  in set_local_var()
2446 			retval = putenv(cur->varstr);  in set_local_var()
2454 	handle_changed_special_names(cur->varstr, name_len - 1);  in set_local_var()
2479 		if (strncmp(cur->varstr, name, name_len) == 0  in unset_local_var_len()
2480 		 && cur->varstr[name_len] == '='  in unset_local_var_len()
2488 			debug_printf_env("%s: unsetenv '%s'\n", __func__, cur->varstr);  in unset_local_var_len()
2489 			bb_unsetenv(cur->varstr);  in unset_local_var_len()
2491 				free(cur->varstr);  in unset_local_var_len()
2524 			debug_printf_env("%s: restoring exported '%s'/%u\n", __func__, var->varstr, var->var_nest_level);  in add_vars()
2525 			putenv(var->varstr);  in add_vars()
2527 			debug_printf_env("%s: restoring variable '%s'/%u\n", __func__, var->varstr, var->var_nest_level);  in add_vars()
7431 		if (strcmp(cur->varstr, hush_version_str) == 0)  in re_execute_shell()
7435 			*pp++ = cur->varstr;  in re_execute_shell()
7438 			*pp++ = cur->varstr;  in re_execute_shell()
8191 			debug_printf_env("unexporting nested '%s'/%u\n", cur->varstr, cur->var_nest_level);  in remove_nested_vars()
8192 			bb_unsetenv(cur->varstr);  in remove_nested_vars()
8198 			debug_printf_env("freeing nested '%s'/%u\n", cur->varstr, cur->var_nest_level);  in remove_nested_vars()
8199 			free(cur->varstr);  in remove_nested_vars()
10238 	shell_ver->varstr = xstrdup(hush_version_str);  in hush_main()
10250 			cur_var->varstr = *e;  in hush_main()
10257 	debug_printf_env("putenv '%s'\n", shell_ver->varstr);  in hush_main()
10258 	putenv(shell_ver->varstr);  in hush_main()
11117 					debug_printf_env("%s: putenv '%s'\n", __func__, var->varstr);  in helper_export_local()
11118 					putenv(var->varstr);  in helper_export_local()
11246 				printf("readonly %s\n", e->varstr);  in builtin_readonly()
11325 			puts(e->varstr);  in builtin_set()