Bug #78008 [NEW]: dns_check_record() always return true on Alpine

From: Date: Mon, 13 May 2019 14:57:50 +0000
Subject: Bug #78008 [NEW]: dns_check_record() always return true on Alpine
Groups: php.bugs 
Request: Send a blank email to php-bugs+get-220843@lists.php.net to get a copy of this message 
From:             a dot suharevs at dyninno dot lv
Operating system: Alpine
PHP version:      7.2.18
Package:          *Network Functions
Bug Type:         Bug
Bug description:dns_check_record() always return true on Alpine

Description:
------------
dns_check_record() always return true on systems based on MuslC libc,
due to incorrect usage of Musl libc res_search() function in
php_dns_search().

Here is the issue on alpine bugtracker:
https://bugs.alpinelinux.org/issues/7392


Test script:
---------------
<?php
var_dump(dns_check_record('asdasda123123.123131'));

Expected result:
----------------
bool(false)

Actual result:
--------------
bool(true)

-- 
Edit bug report at https://bugs.php.net/bug.php?id=78008&edit=1
-- 
Try a snapshot (PHP 5.4):   https://bugs.php.net/fix.php?id=78008&r=trysnapshot54
Try a snapshot (PHP 5.5):   https://bugs.php.net/fix.php?id=78008&r=trysnapshot55
Try a snapshot (trunk):     https://bugs.php.net/fix.php?id=78008&r=trysnapshottrunk
Fixed in SVN:               https://bugs.php.net/fix.php?id=78008&r=fixed
Fixed in release:           https://bugs.php.net/fix.php?id=78008&r=alreadyfixed
Need backtrace:             https://bugs.php.net/fix.php?id=78008&r=needtrace
Need Reproduce Script:      https://bugs.php.net/fix.php?id=78008&r=needscript
Try newer version:          https://bugs.php.net/fix.php?id=78008&r=oldversion
Not developer issue:        https://bugs.php.net/fix.php?id=78008&r=support
Expected behavior:          https://bugs.php.net/fix.php?id=78008&r=notwrong
Not enough info:            https://bugs.php.net/fix.php?id=78008&r=notenoughinfo
Submitted twice:            https://bugs.php.net/fix.php?id=78008&r=submittedtwice
register_globals:           https://bugs.php.net/fix.php?id=78008&r=globals
PHP 4 support discontinued: https://bugs.php.net/fix.php?id=78008&r=php4
Daylight Savings:           https://bugs.php.net/fix.php?id=78008&r=dst
IIS Stability:              https://bugs.php.net/fix.php?id=78008&r=isapi
Install GNU Sed:            https://bugs.php.net/fix.php?id=78008&r=gnused
Floating point limitations: https://bugs.php.net/fix.php?id=78008&r=float
No Zend Extensions:         https://bugs.php.net/fix.php?id=78008&r=nozend
MySQL Configuration Error:  https://bugs.php.net/fix.php?id=78008&r=mysqlcfg

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