fix build with clang6

textproc/lq-sp/patches/patch-include_IListIter_h

@@ -0,0 +1,17 @@
+$OpenBSD: patch-include_IListIter_h,v 1.1 2018/04/10 13:21:18 jasper Exp $
+
+
+Index: include/IListIter.h
+--- include/IListIter.h.orig
++++ include/IListIter.h
+@@ -17,8 +17,8 @@ class IListIter : private IListIterBase { (public)
+   IListIter(const IList<T> &list) : IListIterBase(list) { }
+   T *cur() const { return (T *)IListIterBase::cur(); }
+   
+-  IListIterBase::next;
+-  IListIterBase::done;
++  using IListIterBase::next;
++  using IListIterBase::done;
+ };
+ 
+ #ifdef SP_NAMESPACE

textproc/lq-sp/patches/patch-include_IList_h

@@ -0,0 +1,16 @@
+$OpenBSD: patch-include_IList_h,v 1.1 2018/04/10 13:21:18 jasper Exp $
+
+Index: include/IList.h
+--- include/IList.h.orig
++++ include/IList.h
+@@ -26,8 +26,8 @@ class IList : private IListBase { (public)
+   void swap(IList<T> &list) { IListBase::swap(list); }
+   T *head() const { return (T *)IListBase::head(); }
+   T *get() { return (T *)IListBase::get(); }
+-  IListBase::clear;
+-  IListBase::empty;
++  using IListBase::clear;
++  using IListBase::empty;
+ friend class IListIter<T>;
+ private:
+   IList(const IList<T> &);	// undefined

textproc/lq-sp/patches/patch-include_Ptr_h

@@ -0,0 +1,18 @@
+$OpenBSD: patch-include_Ptr_h,v 1.1 2018/04/10 13:21:18 jasper Exp $
+
+error: ISO C++11 does not allow access declarations; use using declarations instead
+
+Index: include/Ptr.h
+--- include/Ptr.h.orig
++++ include/Ptr.h
+@@ -69,8 +69,8 @@ class ConstPtr : private Ptr<T> { (public)
+   const T *operator->() const { return Ptr<T>::pointer(); }
+   const T &operator*() const { return *Ptr<T>::pointer(); }
+   void swap(ConstPtr<T> &p) { Ptr<T>::swap(p); }
+-  Ptr<T>::isNull;
+-  Ptr<T>::clear;
++  using Ptr<T>::isNull;
++  using Ptr<T>::clear;
+   Boolean operator==(const Ptr<T> &p) const { return Ptr<T>::operator==(p); }
+   Boolean operator!=(const Ptr<T> &p) const { return Ptr<T>::operator!=(p); }
+   Boolean operator==(const ConstPtr<T> &p) const {

textproc/lq-sp/patches/patch-lib_Parser_h

@@ -0,0 +1,30 @@
+$OpenBSD: patch-lib_Parser_h,v 1.1 2018/04/10 13:21:18 jasper Exp $
+
+Index: lib/Parser.h
+--- lib/Parser.h.orig
++++ lib/Parser.h
+@@ -62,15 +62,15 @@ class Parser : private ParserState {  (public)
+   Parser(const SgmlParser::Params &);
+   Event *nextEvent();
+   void parseAll(EventHandler &, const volatile sig_atomic_t *cancelPtr);
+-  ParserState::sdPointer;
+-  ParserState::instanceSyntaxPointer;
+-  ParserState::prologSyntaxPointer;
+-  ParserState::activateLinkType;
+-  ParserState::allLinkTypesActivated;
+-  ParserState::entityManager;
+-  ParserState::entityCatalog;
+-  ParserState::baseDtd;
+-  ParserState::options;
++  using ParserState::sdPointer;
++  using ParserState::instanceSyntaxPointer;
++  using ParserState::prologSyntaxPointer;
++  using ParserState::activateLinkType;
++  using ParserState::allLinkTypesActivated;
++  using ParserState::entityManager;
++  using ParserState::entityCatalog;
++  using ParserState::baseDtd;
++  using ParserState::options;
+ private:
+   Parser(const Parser &);	// undefined
+   void operator=(const Parser &); // undefined