diff --git a/src/Mod/Path/libarea/AreaClipper.cpp b/src/Mod/Path/libarea/AreaClipper.cpp
index cd5937125..bcb6e26ef 100644
--- a/src/Mod/Path/libarea/AreaClipper.cpp
+++ b/src/Mod/Path/libarea/AreaClipper.cpp
@@ -134,6 +134,7 @@ static void AddVertex(const CVertex& vertex, const CVertex* prev_vertex)
 	}
 }
 
+#if 0
 static bool IsPolygonClockwise(const TPolygon& p)
 {
 #if 1
@@ -158,6 +159,8 @@ static bool IsPolygonClockwise(const TPolygon& p)
 	return IsClockwise(p);
 #endif
 }
+#endif
+
 
 static void MakeLoop(const DoubleAreaPoint &pt0, const DoubleAreaPoint &pt1, const DoubleAreaPoint &pt2, double radius)
 {
diff --git a/src/Mod/Path/libarea/AreaPocket.cpp b/src/Mod/Path/libarea/AreaPocket.cpp
index 5054d889f..0c6c69d13 100644
--- a/src/Mod/Path/libarea/AreaPocket.cpp
+++ b/src/Mod/Path/libarea/AreaPocket.cpp
@@ -425,6 +425,7 @@ void recur(std::list<CArea> &arealist, const CArea& a1, const CAreaPocketParams
 	}
 }
 
+#if 0
 static CArea make_obround(const Point& p0, const Point& p1, double radius)
 {
     Point dir = p1 - p0;
@@ -445,13 +446,16 @@ static CArea make_obround(const Point& p0, const Point& p1, double radius)
     obround.append(c);
     return obround;
 }
+#endif
 
+#if 0
 static bool feed_possible(const CArea &area_for_feed_possible, const Point& p0, const Point& p1, double tool_radius)
 {
     CArea obround = make_obround(p0, p1, tool_radius);
     obround.Subtract(area_for_feed_possible);
     return obround.m_curves.empty();
 }
+#endif
 
 void MarkOverlappingOffsetIslands(std::list<IslandAndOffset> &offset_islands)
 {
diff --git a/src/Mod/Path/libarea/Curve.cpp b/src/Mod/Path/libarea/Curve.cpp
index b2d1f4c62..f0618211e 100644
--- a/src/Mod/Path/libarea/Curve.cpp
+++ b/src/Mod/Path/libarea/Curve.cpp
@@ -720,10 +720,12 @@ static geoff_geometry::Span MakeSpan(const Span& span)
 	return geoff_geometry::Span(span.m_v.m_type, geoff_geometry::Point(span.m_p.x, span.m_p.y), geoff_geometry::Point(span.m_v.m_p.x, span.m_v.m_p.y), geoff_geometry::Point(span.m_v.m_c.x, span.m_v.m_c.y));
 }
 
+#if 0
 static Span MakeCSpan(const geoff_geometry::Span &sp)
 {
 	return Span(Point(sp.p0.x, sp.p0.y), CVertex(sp.dir, Point(sp.p1.x, sp.p1.y), Point(sp.pc.x, sp.pc.y)));
 }
+#endif
 
 bool CCurve::Offset(double leftwards_value)
 {