diff --git a/libraries/sdl2.c3l/sdl2.c3i b/libraries/sdl2.c3l/sdl2.c3i
index 5f105a4..34665f2 100644
--- a/libraries/sdl2.c3l/sdl2.c3i
+++ b/libraries/sdl2.c3l/sdl2.c3i
@@ -3097,9 +3097,9 @@ fn int renderSetLogicalSize(Renderer* renderer, int w, int h) @extern("SDL_Rende
 fn void* renderGetLogicalSize(Renderer* renderer, int* w, int* h) @extern("SDL_RenderGetLogicalSize");
 fn int renderSetIntegerScale(Renderer* renderer, bool enable) @extern("SDL_RenderSetIntegerScale");
 fn bool renderGetIntegerScale(Renderer* renderer) @extern("SDL_RenderGetIntegerScale");
-fn int renderSetViewport(Renderer* renderer, Rect rect) @extern("SDL_RenderSetViewport");
+fn int renderSetViewport(Renderer* renderer, Rect* rect) @extern("SDL_RenderSetViewport");
 fn void* renderGetViewport(Renderer* renderer, Rect* rect) @extern("SDL_RenderGetViewport");
-fn int renderSetClipRect(Renderer* renderer, Rect rect) @extern("SDL_RenderSetClipRect");
+fn int renderSetClipRect(Renderer* renderer, Rect* rect) @extern("SDL_RenderSetClipRect");
 fn void* renderGetClipRect(Renderer* renderer, Rect* rect) @extern("SDL_RenderGetClipRect");
 fn bool renderIsClipEnabled(Renderer* renderer) @extern("SDL_RenderIsClipEnabled");
 fn int renderSetScale(Renderer* renderer, float scaleX, float scaleY) @extern("SDL_RenderSetScale");
@@ -3115,9 +3115,9 @@ fn int renderDrawPoint(Renderer* renderer, int x, int y) @extern("SDL_RenderDraw
 fn int renderDrawPoints(Renderer* renderer, Point* points, int count) @extern("SDL_RenderDrawPoints");
 fn int renderDrawLine(Renderer* renderer, int x1, int y1, int x2, int y2) @extern("SDL_RenderDrawLine");
 fn int renderDrawLines(Renderer* renderer, Point* points, int count) @extern("SDL_RenderDrawLines");
-fn int renderDrawRect(Renderer* renderer, Rect rect) @extern("SDL_RenderDrawRect");
+fn int renderDrawRect(Renderer* renderer, Rect* rect) @extern("SDL_RenderDrawRect");
 fn int renderDrawRects(Renderer* renderer, Rect* rects, int count) @extern("SDL_RenderDrawRects");
-fn int renderFillRect(Renderer* renderer, Rect rect) @extern("SDL_RenderFillRect");
+fn int renderFillRect(Renderer* renderer, Rect* rect) @extern("SDL_RenderFillRect");
 fn int renderFillRects(Renderer* renderer, Rect* rects, int count) @extern("SDL_RenderFillRects");
 fn int renderCopy(Renderer* renderer, Texture* texture, Rect* srcrect, Rect* dstrect) @extern("SDL_RenderCopy");
 fn int renderCopyEx(Renderer* renderer, Texture* texture, Rect* srcrect, Rect* dstrect, double angle, Point* center, RendererFlip flip) @extern("SDL_RenderCopyEx");
@@ -3125,15 +3125,15 @@ fn int renderDrawPointF(Renderer* renderer, float x, float y) @extern("SDL_Rende
 fn int renderDrawPointsF(Renderer* renderer, FPoint* points, int count) @extern("SDL_RenderDrawPointsF");
 fn int renderDrawLineF(Renderer* renderer, float x1, float y1, float x2, float y2) @extern("SDL_RenderDrawLineF");
 fn int renderDrawLinesF(Renderer* renderer, FPoint* points, int count) @extern("SDL_RenderDrawLinesF");
-fn int renderDrawRectF(Renderer* renderer, FRect rect) @extern("SDL_RenderDrawRectF");
+fn int renderDrawRectF(Renderer* renderer, FRect* rect) @extern("SDL_RenderDrawRectF");
 fn int renderDrawRectsF(Renderer* renderer, FRect* rects, int count) @extern("SDL_RenderDrawRectsF");
-fn int renderFillRectF(Renderer* renderer, FRect rect) @extern("SDL_RenderFillRectF");
+fn int renderFillRectF(Renderer* renderer, FRect* rect) @extern("SDL_RenderFillRectF");
 fn int renderFillRectsF(Renderer* renderer, FRect* rects, int count) @extern("SDL_RenderFillRectsF");
 fn int renderCopyF(Renderer* renderer, Texture* texture, Rect* srcrect, FRect dstrect) @extern("SDL_RenderCopyF");
 fn int renderCopyExF(Renderer* renderer, Texture* texture, Rect* srcrect, FRect dstrect, double angle, FPoint* center, RendererFlip flip) @extern("SDL_RenderCopyExF");
 fn int renderGeometry(Renderer* renderer, Texture* texture, Vertex* vertices, int num_vertices, int* indices, int num_indices) @extern("SDL_RenderGeometry");
 fn int renderGeometryRaw(Renderer* renderer, Texture* texture, float* xy, int xy_stride, Color* color, int color_stride, float* uv, int uv_stride, int num_vertices, void* indices, int num_indices, int size_indices) @extern("SDL_RenderGeometryRaw");
-fn int renderReadPixels(Renderer* renderer, Rect rect, uint format, void* pixels, int pitch) @extern("SDL_RenderReadPixels");
+fn int renderReadPixels(Renderer* renderer, Rect* rect, uint format, void* pixels, int pitch) @extern("SDL_RenderReadPixels");
 fn void* renderPresent(Renderer* renderer) @extern("SDL_RenderPresent");
 fn void* destroyTexture(Texture* texture) @extern("SDL_DestroyTexture");
 fn void* destroyRenderer(Renderer* renderer) @extern("SDL_DestroyRenderer");