I needed to know similar questions about ts (thread Safe) or nts (Not Thread Safe) which VC and whether x86 or x64.
The best place for this information is in your XAMPP folder. Open the file XAMPP/readme_en.txt
At the top of this file you will find the versions, and specifications, of each component of XAMPP.
Important! PHP in this package needs the Microsoft Visual C++ 2008 Redistributable package from
http://www.microsoft.com/en-us/download/details.aspx?id=5582. Please ensure that the VC++ 2008 runtime
libraries are installed on your system.
+ Apache 2.4.4
+ MySQL 5.5.32 (Community Server)
+ PHP 5.6.3 (VC11 X86 32bit thread safe) + PEAR ` + PHP 5.4.25 (VC9 X86 32bit [b]thread safe[/b]) + PEAR
...
The important line is:
+ PHP 5.6.3 (VC11 X86 32bit thread safe) + PEAR
This line is telling me the following:
PHP version = 5.6.3
vc# code = VC11 = vc11
os bit sise = X86 32bit = x86
threading model = thread safe = ts
I was actually looking for memcache and found it here:
http://windows.php.net/downloads/pecl/releases/memcache/3.0.8/
With the above info I selected:
php_memcache-3.0.8-5.6-ts-vc11-x86.zip
This breaks down as:
version of Memcahe: php_memcache-3.0.8-
version of php: 5.6-
thread safe: ts-
MS VC Version: vc11-
For 32 bit x86: x86.zip