Adding proper error messages for Win32 shmop#20944

EdmondDantes wants to merge 4 commits intophp:PHP-8.5.1php/php-src:PHP-8.5.1from

true-async:php-8.5.1-shmop-fix2true-async/php-src:php-8.5.1-shmop-fix2Copy head branch name to clipboard