为什么PHPinfo有标题版本和库版本?的区别是什么?

I have an inconsistency, and I could not align their versions properly, so I just wanted to remove the library version. Can I do this? Is the header version for PHP while the library is from my distro? Can I upgrade PHP's library version? If so, how? I am using PHP 5.4.4I have an inconsistency, and I could not align