For rationale, see https://github.com/php/php-src/pull/6787 Make extension checks lowercase, add a special case for opcache that has internal name not matching .so filename. Extensions migrated in part 2: * dom * exif * fileinfo * ffi
EXPECTF logic in run-tests.php is considerable, so let's avoid it.
- com_dotnet gets a .cvsignore - Ulf will take care of mysql extensions, rest complete