/usr/include/KF5/KPIMTextEdit/ is in libkf5pimtextedit-dev 17.12.3-0ubuntu1.
This file is owned by root:root, with mode 0o755.
..
/usr/include/KF5/KPIMTextEdit/KPIMTextEdit/
/usr/include/KF5/KPIMTextEdit/KPIMTextEdit/AbstractTextToSpeechInterface
/usr/include/KF5/KPIMTextEdit/KPIMTextEdit/EditorUtil
/usr/include/KF5/KPIMTextEdit/KPIMTextEdit/EmoticonTextEditAction
/usr/include/KF5/KPIMTextEdit/KPIMTextEdit/InsertHtmlDialog
/usr/include/KF5/KPIMTextEdit/KPIMTextEdit/InsertImageDialog
/usr/include/KF5/KPIMTextEdit/KPIMTextEdit/InsertImageWidget
/usr/include/KF5/KPIMTextEdit/KPIMTextEdit/InsertTableDialog
/usr/include/KF5/KPIMTextEdit/KPIMTextEdit/InsertTableWidget
/usr/include/KF5/KPIMTextEdit/KPIMTextEdit/PlainTextEditFindBar
/usr/include/KF5/KPIMTextEdit/KPIMTextEdit/PlainTextEditor
/usr/include/KF5/KPIMTextEdit/KPIMTextEdit/PlainTextEditorWidget
/usr/include/KF5/KPIMTextEdit/KPIMTextEdit/PlainTextSyntaxSpellCheckingHighlighter
/usr/include/KF5/KPIMTextEdit/KPIMTextEdit/RichTextComposer
/usr/include/KF5/KPIMTextEdit/KPIMTextEdit/RichTextComposerActions
/usr/include/KF5/KPIMTextEdit/KPIMTextEdit/RichTextComposerControler
/usr/include/KF5/KPIMTextEdit/KPIMTextEdit/RichTextComposerEmailQuoteHighlighter
/usr/include/KF5/KPIMTextEdit/KPIMTextEdit/RichTextComposerImages
/usr/include/KF5/KPIMTextEdit/KPIMTextEdit/RichTextComposerWidget
/usr/include/KF5/KPIMTextEdit/KPIMTextEdit/RichTextEditor
/usr/include/KF5/KPIMTextEdit/KPIMTextEdit/RichTextEditorWidget
/usr/include/KF5/KPIMTextEdit/KPIMTextEdit/RichTextExternalComposer
/usr/include/KF5/KPIMTextEdit/KPIMTextEdit/SelectSpecialCharDialog
/usr/include/KF5/KPIMTextEdit/KPIMTextEdit/SlideContainer
/usr/include/KF5/KPIMTextEdit/KPIMTextEdit/TableActionMenu
/usr/include/KF5/KPIMTextEdit/KPIMTextEdit/TableCellFormatDialog
/usr/include/KF5/KPIMTextEdit/KPIMTextEdit/TableFormatDialog
/usr/include/KF5/KPIMTextEdit/KPIMTextEdit/TextEditFindBarBase
/usr/include/KF5/KPIMTextEdit/KPIMTextEdit/TextEditorCompleter
/usr/include/KF5/KPIMTextEdit/KPIMTextEdit/TextGotoLineWidget
/usr/include/KF5/KPIMTextEdit/KPIMTextEdit/TextToSpeech
/usr/include/KF5/KPIMTextEdit/KPIMTextEdit/TextToSpeechActions
/usr/include/KF5/KPIMTextEdit/KPIMTextEdit/TextToSpeechInterface
/usr/include/KF5/KPIMTextEdit/KPIMTextEdit/TextToSpeechWidget
/usr/include/KF5/KPIMTextEdit/KPIMTextEdit/TextUtils
/usr/include/KF5/KPIMTextEdit/kpimtextedit/
/usr/include/KF5/KPIMTextEdit/kpimtextedit/abstracttexttospeechinterface.h
/usr/include/KF5/KPIMTextEdit/kpimtextedit/config-kpimtextedit.h
/usr/include/KF5/KPIMTextEdit/kpimtextedit/editorutil.h
/usr/include/KF5/KPIMTextEdit/kpimtextedit/emoticontexteditaction.h
/usr/include/KF5/KPIMTextEdit/kpimtextedit/inserthtmldialog.h
/usr/include/KF5/KPIMTextEdit/kpimtextedit/insertimagedialog.h
/usr/include/KF5/KPIMTextEdit/kpimtextedit/insertimagewidget.h
/usr/include/KF5/KPIMTextEdit/kpimtextedit/inserttabledialog.h
/usr/include/KF5/KPIMTextEdit/kpimtextedit/inserttablewidget.h
/usr/include/KF5/KPIMTextEdit/kpimtextedit/kpimtextedit_export.h
/usr/include/KF5/KPIMTextEdit/kpimtextedit/plaintexteditfindbar.h
/usr/include/KF5/KPIMTextEdit/kpimtextedit/plaintexteditor.h
/usr/include/KF5/KPIMTextEdit/kpimtextedit/plaintexteditorwidget.h
/usr/include/KF5/KPIMTextEdit/kpimtextedit/plaintextsyntaxspellcheckinghighlighter.h
/usr/include/KF5/KPIMTextEdit/kpimtextedit/richtextcomposer.h
/usr/include/KF5/KPIMTextEdit/kpimtextedit/richtextcomposeractions.h
/usr/include/KF5/KPIMTextEdit/kpimtextedit/richtextcomposercontroler.h
/usr/include/KF5/KPIMTextEdit/kpimtextedit/richtextcomposeremailquotehighlighter.h
/usr/include/KF5/KPIMTextEdit/kpimtextedit/richtextcomposerimages.h
/usr/include/KF5/KPIMTextEdit/kpimtextedit/richtextcomposerwidget.h
/usr/include/KF5/KPIMTextEdit/kpimtextedit/richtexteditor.h
/usr/include/KF5/KPIMTextEdit/kpimtextedit/richtexteditorwidget.h
/usr/include/KF5/KPIMTextEdit/kpimtextedit/richtextexternalcomposer.h
/usr/include/KF5/KPIMTextEdit/kpimtextedit/selectspecialchardialog.h
/usr/include/KF5/KPIMTextEdit/kpimtextedit/slidecontainer.h
/usr/include/KF5/KPIMTextEdit/kpimtextedit/tableactionmenu.h
/usr/include/KF5/KPIMTextEdit/kpimtextedit/tablecellformatdialog.h
/usr/include/KF5/KPIMTextEdit/kpimtextedit/tableformatdialog.h
/usr/include/KF5/KPIMTextEdit/kpimtextedit/texteditfindbarbase.h
/usr/include/KF5/KPIMTextEdit/kpimtextedit/texteditorcompleter.h
/usr/include/KF5/KPIMTextEdit/kpimtextedit/textgotolinewidget.h
/usr/include/KF5/KPIMTextEdit/kpimtextedit/texttospeech.h
/usr/include/KF5/KPIMTextEdit/kpimtextedit/texttospeechactions.h
/usr/include/KF5/KPIMTextEdit/kpimtextedit/texttospeechinterface.h
/usr/include/KF5/KPIMTextEdit/kpimtextedit/texttospeechwidget.h
/usr/include/KF5/KPIMTextEdit/kpimtextedit/textutils.h