diff --git a/gtkarea/draw.c b/gtkarea/draw.c
index ba7977c7..06f0832e 100644
--- a/gtkarea/draw.c
+++ b/gtkarea/draw.c
@@ -49,7 +49,7 @@ void uiDrawRectangle(uiDrawContext *c, intmax_t x, intmax_t y, intmax_t width, i
 	cairo_rectangle(c->cr, ((double) x) + 0.5, ((double) y) + 0.5, width, height);
 }
 
-void uiDrawArc(uiDrawContext *c, intmax_t xCenter, intmax_t yCenter, intmax_t radius, double startAngle, double endAngle, int lineFromCurrentPointToStart)
+void uiDrawArcTo(uiDrawContext *c, intmax_t xCenter, intmax_t yCenter, intmax_t radius, double startAngle, double endAngle, int lineFromCurrentPointToStart)
 {
 	if (!lineFromCurrentPointToStart)
 		cairo_new_sub_path(c->cr);
diff --git a/gtkarea/main.c b/gtkarea/main.c
index 001b9549..2b3db10e 100644
--- a/gtkarea/main.c
+++ b/gtkarea/main.c
@@ -53,7 +53,7 @@ static void handlerDraw(uiAreaHandler *a, uiArea *area, uiAreaDrawParams *p)
 
 	uiDrawBeginPathRGB(p->Context, 0x80, 0xC0, 0x00);
 	uiDrawMoveTo(p->Context, 400, 100);
-	uiDrawArc(p->Context,
+	uiDrawArcTo(p->Context,
 		400, 100,
 		50,
 		30. * (M_PI / 180.),
@@ -63,7 +63,7 @@ static void handlerDraw(uiAreaHandler *a, uiArea *area, uiAreaDrawParams *p)
 		1);
 	// TODO add a checkbox for this
 	uiDrawLineTo(p->Context, 400, 100);
-	uiDrawArc(p->Context,
+	uiDrawArcTo(p->Context,
 		510, 100,
 		50,
 		30. * (M_PI / 180.),
diff --git a/gtkarea/ui.h b/gtkarea/ui.h
index 8a77ae9c..387a7f1f 100644
--- a/gtkarea/ui.h
+++ b/gtkarea/ui.h
@@ -67,7 +67,6 @@ struct uiDrawStrokeParams {
 	uiDrawLineCap Cap;
 	uiDrawLineJoin Join;
 	intmax_t Thickness;
-	// TODO float for GDI?
 	double MiterLimit;
 };
 
@@ -78,7 +77,7 @@ void uiDrawMoveTo(uiDrawContext *, intmax_t, intmax_t);
 void uiDrawLineTo(uiDrawContext *, intmax_t, intmax_t);
 void uiDrawRectangle(uiDrawContext *, intmax_t, intmax_t, intmax_t, intmax_t);
 // notes: angles are both relative to 0 and go counterclockwise
-void uiDrawArc(uiDrawContext *, intmax_t, intmax_t, intmax_t, double, double, int);
+void uiDrawArcTo(uiDrawContext *, intmax_t, intmax_t, intmax_t, double, double, int);
 // TODO behavior when there is no initial point on Windows and OS X
 void uiDrawBezierTo(uiDrawContext *, intmax_t, intmax_t, intmax_t, intmax_t, intmax_t, intmax_t);
 void uiDrawCloseFigure(uiDrawContext *);
diff --git a/winarea/draw.c b/winarea/draw.c
index 04bb6ce4..e1f53dd4 100644
--- a/winarea/draw.c
+++ b/winarea/draw.c
@@ -64,7 +64,7 @@ void uiDrawRectangle(uiDrawContext *c, intmax_t x, intmax_t y, intmax_t width, i
 		logLastError("error drawing rectangle in uiDrawRectangle()");
 }
 
-void uiDrawArc(uiDrawContext *c, intmax_t xCenter, intmax_t yCenter, intmax_t radius, double startAngle, double endAngle, int lineFromCurrentPointToStart)
+void uiDrawArcTo(uiDrawContext *c, intmax_t xCenter, intmax_t yCenter, intmax_t radius, double startAngle, double endAngle, int lineFromCurrentPointToStart)
 {
 	if (!lineFromCurrentPointToStart) {
 		int bx, by, bx2, by2;
diff --git a/winarea/main.c b/winarea/main.c
index 4db60ddb..3555fa50 100644
--- a/winarea/main.c
+++ b/winarea/main.c
@@ -51,7 +51,7 @@ static void handlerDraw(uiAreaHandler *a, uiArea *area, uiAreaDrawParams *p)
 
 	uiDrawBeginPathRGB(p->Context, 0x80, 0xC0, 0x00);
 	uiDrawMoveTo(p->Context, 400, 100);
-	uiDrawArc(p->Context,
+	uiDrawArcTo(p->Context,
 		400, 100,
 		50,
 		30. * (M_PI / 180.),
@@ -61,7 +61,7 @@ static void handlerDraw(uiAreaHandler *a, uiArea *area, uiAreaDrawParams *p)
 		1);
 	// TODO add a checkbox for this
 	uiDrawLineTo(p->Context, 400, 100);
-	uiDrawArc(p->Context,
+	uiDrawArcTo(p->Context,
 		510, 100,
 		50,
 		30. * (M_PI / 180.),
diff --git a/winarea/ui.h b/winarea/ui.h
index 8a77ae9c..387a7f1f 100644
--- a/winarea/ui.h
+++ b/winarea/ui.h
@@ -67,7 +67,6 @@ struct uiDrawStrokeParams {
 	uiDrawLineCap Cap;
 	uiDrawLineJoin Join;
 	intmax_t Thickness;
-	// TODO float for GDI?
 	double MiterLimit;
 };
 
@@ -78,7 +77,7 @@ void uiDrawMoveTo(uiDrawContext *, intmax_t, intmax_t);
 void uiDrawLineTo(uiDrawContext *, intmax_t, intmax_t);
 void uiDrawRectangle(uiDrawContext *, intmax_t, intmax_t, intmax_t, intmax_t);
 // notes: angles are both relative to 0 and go counterclockwise
-void uiDrawArc(uiDrawContext *, intmax_t, intmax_t, intmax_t, double, double, int);
+void uiDrawArcTo(uiDrawContext *, intmax_t, intmax_t, intmax_t, double, double, int);
 // TODO behavior when there is no initial point on Windows and OS X
 void uiDrawBezierTo(uiDrawContext *, intmax_t, intmax_t, intmax_t, intmax_t, intmax_t, intmax_t);
 void uiDrawCloseFigure(uiDrawContext *);