/usr/include/KF5/KSieveUi/AbstractRegexpEditorLineEdit is in libkf5ksieve-dev 4:17.12.3-0ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 | #include "ksieveui/abstractregexpeditorlineedit.h"
|