diff --git a/src/attack_prediction_display.cpp b/src/attack_prediction_display.cpp
index 97e880753f4d..e68993f155ff 100644
--- a/src/attack_prediction_display.cpp
+++ b/src/attack_prediction_display.cpp
@@ -436,26 +436,26 @@ void battle_prediction_pane::get_hp_distrib_surface(const std::vector<std::pair<
 	Uint32 grey_color = SDL_MapRGBA(surf->format, 0xb7, 0xc1, 0xc1, 255);
 
 	Uint32 background_color = SDL_MapRGBA(surf->format, 25, 25, 25, 255);
-	sdl_fill_rect(surf, &clip_rect, background_color);
+	sdl::sdl_fill_rect(surf, &clip_rect, background_color);
 
 	// Draw the surrounding borders and separators.
 	SDL_Rect top_border_rect = sdl::create_rect(0, 0, width, 2);
-	sdl_fill_rect(surf, &top_border_rect, grey_color);
+	sdl::sdl_fill_rect(surf, &top_border_rect, grey_color);
 
 	SDL_Rect bottom_border_rect = sdl::create_rect(0, height - 2, width, 2);
-	sdl_fill_rect(surf, &bottom_border_rect, grey_color);
+	sdl::sdl_fill_rect(surf, &bottom_border_rect, grey_color);
 
 	SDL_Rect left_border_rect = sdl::create_rect(0, 0, 2, height);
-	sdl_fill_rect(surf, &left_border_rect, grey_color);
+	sdl::sdl_fill_rect(surf, &left_border_rect, grey_color);
 
 	SDL_Rect right_border_rect = sdl::create_rect(width - 2, 0, 2, height);
-	sdl_fill_rect(surf, &right_border_rect, grey_color);
+	sdl::sdl_fill_rect(surf, &right_border_rect, grey_color);
 
 	SDL_Rect hp_sep_rect = sdl::create_rect(hp_sep, 0, 2, height);
-	sdl_fill_rect(surf, &hp_sep_rect, grey_color);
+	sdl::sdl_fill_rect(surf, &hp_sep_rect, grey_color);
 
 	SDL_Rect percent_sep_rect = sdl::create_rect(width - percent_sep - 2, 0, 2, height);
-	sdl_fill_rect(surf, &percent_sep_rect, grey_color);
+	sdl::sdl_fill_rect(surf, &percent_sep_rect, grey_color);
 
 	// Draw the rows (lower HP values are at the bottom).
 	for(int i = 0; i < static_cast<int>(hp_prob_vector.size()); i++) {
@@ -503,16 +503,16 @@ void battle_prediction_pane::get_hp_distrib_surface(const std::vector<std::pair<
 		int bar_len = std::max<int>(static_cast<int>((prob * (bar_space - 4)) + 0.5), 2);
 
 		SDL_Rect bar_rect_1 = sdl::create_rect(hp_sep + 4, 6 + (fs + 2) * i, bar_len, 8);
-		sdl_fill_rect(surf, &bar_rect_1, blend_rgb(surf, row_color.r, row_color.g, row_color.b, 100));
+		sdl::sdl_fill_rect(surf, &bar_rect_1, blend_rgb(surf, row_color.r, row_color.g, row_color.b, 100));
 
 		SDL_Rect bar_rect_2 = sdl::create_rect(hp_sep + 4, 7 + (fs + 2) * i, bar_len, 6);
-		sdl_fill_rect(surf, &bar_rect_2, blend_rgb(surf, row_color.r, row_color.g, row_color.b, 66));
+		sdl::sdl_fill_rect(surf, &bar_rect_2, blend_rgb(surf, row_color.r, row_color.g, row_color.b, 66));
 
 		SDL_Rect bar_rect_3 = sdl::create_rect(hp_sep + 4, 8 + (fs + 2) * i, bar_len, 4);
-		sdl_fill_rect(surf, &bar_rect_3, blend_rgb(surf, row_color.r, row_color.g, row_color.b, 33));
+		sdl::sdl_fill_rect(surf, &bar_rect_3, blend_rgb(surf, row_color.r, row_color.g, row_color.b, 33));
 
 		SDL_Rect bar_rect_4 = sdl::create_rect(hp_sep + 4, 9 + (fs + 2) * i, bar_len, 2);
-		sdl_fill_rect(surf, &bar_rect_4, blend_rgb(surf, row_color.r, row_color.g, row_color.b, 0));
+		sdl::sdl_fill_rect(surf, &bar_rect_4, blend_rgb(surf, row_color.r, row_color.g, row_color.b, 0));
 
 		// Draw probability percentage, aligned right.
 		format_prob(str_buf, prob);
diff --git a/src/display.cpp b/src/display.cpp
index 50cdda9ea9de..8058b756054c 100644
--- a/src/display.cpp
+++ b/src/display.cpp
@@ -479,7 +479,7 @@ void display::draw_bar(const std::string& image, int xpos, int ypos,
 		const Uint8 r_alpha = std::min<unsigned>(unsigned(fxpmult(alpha,255)),255);
 		surface filled_surf = create_compatible_surface(bar_surf, bar_loc.w, height - unfilled);
 		SDL_Rect filled_area = sdl::create_rect(0, 0, bar_loc.w, height-unfilled);
-		sdl_fill_rect(filled_surf,&filled_area,SDL_MapRGBA(bar_surf->format,col.r,col.g,col.b, r_alpha));
+		sdl::sdl_fill_rect(filled_surf,&filled_area,SDL_MapRGBA(bar_surf->format,col.r,col.g,col.b, r_alpha));
 		drawing_buffer_add(LAYER_UNIT_BAR, loc, xpos + bar_loc.x, ypos + bar_loc.y + unfilled, filled_surf);
 	}
 }
@@ -1955,7 +1955,7 @@ void display::draw_minimap_units()
 				, round_double(u_w)
 				, round_double(u_h));
 
-		sdl_fill_rect(video().getSurface(), &r, mapped_col);
+		sdl::sdl_fill_rect(video().getSurface(), &r, mapped_col);
 	}
 }
 
@@ -2520,7 +2520,7 @@ void display::clear_screen()
 {
 	surface disp(screen_.getSurface());
 	SDL_Rect area = screen_area();
-	sdl_fill_rect(disp, &area, SDL_MapRGB(disp->format, 0, 0, 0));
+	sdl::sdl_fill_rect(disp, &area, SDL_MapRGB(disp->format, 0, 0, 0));
 }
 
 const SDL_Rect& display::get_clip_rect()
@@ -2655,7 +2655,7 @@ void display::draw_hex(const map_location& loc) {
 			surface text = font::get_rendered_text(lexical_cast<std::string>(loc), font::SIZE_SMALL, font::NORMAL_COLOR);
 			surface bg = create_neutral_surface(text->w, text->h);
 			SDL_Rect bg_rect = sdl::create_rect(0, 0, text->w, text->h);
-			sdl_fill_rect(bg, &bg_rect, 0xaa000000);
+			sdl::sdl_fill_rect(bg, &bg_rect, 0xaa000000);
 			off_x -= text->w / 2;
 			if (draw_terrain_codes_) {
 				off_y -= text->h;
@@ -2671,7 +2671,7 @@ void display::draw_hex(const map_location& loc) {
 			surface text = font::get_rendered_text(lexical_cast<std::string>(get_map().get_terrain(loc)), font::SIZE_SMALL, font::NORMAL_COLOR);
 			surface bg = create_neutral_surface(text->w, text->h);
 			SDL_Rect bg_rect = sdl::create_rect(0, 0, text->w, text->h);
-			sdl_fill_rect(bg, &bg_rect, 0xaa000000);
+			sdl::sdl_fill_rect(bg, &bg_rect, 0xaa000000);
 			off_x -= text->w / 2;
 			if (!draw_coordinates_) {
 				off_y -= text->h / 2;
diff --git a/src/editor/action/mouse/mouse_action.cpp b/src/editor/action/mouse/mouse_action.cpp
index ea49b9fb386c..ca6e4a5e6971 100644
--- a/src/editor/action/mouse/mouse_action.cpp
+++ b/src/editor/action/mouse/mouse_action.cpp
@@ -156,7 +156,7 @@ void mouse_action::set_terrain_mouse_overlay(editor_display& disp, const t_trans
 
 	// Create a transparent surface of the right size.
 	surface image = create_compatible_surface(image_fg, image_fg->w, image_fg->h);
-	sdl_fill_rect(image,NULL,SDL_MapRGBA(image->format,0,0,0, 0));
+	sdl::sdl_fill_rect(image,NULL,SDL_MapRGBA(image->format,0,0,0, 0));
 
 	// For efficiency the size of the tile is cached.
 	// We assume all tiles are of the same size.
diff --git a/src/font.cpp b/src/font.cpp
index 00d0235c80a9..bdf0a492d66f 100644
--- a/src/font.cpp
+++ b/src/font.cpp
@@ -982,7 +982,7 @@ surface floating_label::create_surface()
 			}
 
 			Uint32 color = SDL_MapRGBA(foreground->format, bgcolor_.r,bgcolor_.g, bgcolor_.b, bgalpha_);
-			sdl_fill_rect(background,NULL, color);
+			sdl::sdl_fill_rect(background,NULL, color);
 
 			// we make the text less transparent, because the blitting on the
 			// dark background will darken the anti-aliased part.
@@ -1003,7 +1003,7 @@ surface floating_label::create_surface()
 			// background is blurred shadow of the text
 			surface background = create_neutral_surface
 				(foreground->w + 4, foreground->h + 4);
-			sdl_fill_rect(background, NULL, 0);
+			sdl::sdl_fill_rect(background, NULL, 0);
 			SDL_Rect r = { 2, 2, 0, 0 };
 			blit_surface(foreground, NULL, background, &r);
 			background = shadow_image(background, false);
diff --git a/src/gui/widgets/widget.cpp b/src/gui/widgets/widget.cpp
index 479a5687eed9..a3277f40cc54 100644
--- a/src/gui/widgets/widget.cpp
+++ b/src/gui/widgets/widget.cpp
@@ -537,7 +537,7 @@ void twidget::draw_debug_border(surface& frame_buffer)
 			break;
 
 		case 2:
-			sdl_fill_rect(frame_buffer, &r, debug_border_colour_);
+			sdl::sdl_fill_rect(frame_buffer, &r, debug_border_colour_);
 			break;
 
 		default:
@@ -563,7 +563,7 @@ twidget::draw_debug_border(surface& frame_buffer, int x_offset, int y_offset)
 			break;
 
 		case 2:
-			sdl_fill_rect(frame_buffer, &r, debug_border_colour_);
+			sdl::sdl_fill_rect(frame_buffer, &r, debug_border_colour_);
 			break;
 
 		default:
diff --git a/src/intro.cpp b/src/intro.cpp
index e845f540d3db..56b923c4f76c 100644
--- a/src/intro.cpp
+++ b/src/intro.cpp
@@ -39,7 +39,7 @@ void the_end(display &disp, std::string text, unsigned int duration)
 
 	SDL_Rect area = screen_area();
 	CVideo &video = disp.video();
-	sdl_fill_rect(video.getSurface(),&area,0);
+	sdl::sdl_fill_rect(video.getSurface(),&area,0);
 
 	update_whole_screen();
 	disp.flip();
@@ -52,7 +52,7 @@ void the_end(display &disp, std::string text, unsigned int duration)
 
 	for(size_t n = 0; n < 255; n += 5) {
 		if(n)
-			sdl_fill_rect(video.getSurface(),&area,0);
+			sdl::sdl_fill_rect(video.getSurface(),&area,0);
 
 		const SDL_Color col = create_color(n, n, n, n);
 		font::draw_text(&video,area,font_size,col,text,area.x,area.y);
diff --git a/src/loadscreen.cpp b/src/loadscreen.cpp
index be5d44d0d482..2ab5db0c198e 100644
--- a/src/loadscreen.cpp
+++ b/src/loadscreen.cpp
@@ -148,42 +148,42 @@ void loadscreen::draw_screen(const std::string &text)
 	// Draw top border.
 	area.x = pbx; area.y = pby;
 	area.w = pbw + 2*(bw+bispw); area.h = bw;
-	sdl_fill_rect(gdis,&area,SDL_MapRGB(gdis->format,bcr,bcg,bcb));
+	sdl::sdl_fill_rect(gdis,&area,SDL_MapRGB(gdis->format,bcr,bcg,bcb));
 	// Draw bottom border.
 	area.x = pbx; area.y = pby + pbh + bw + 2*bispw;
 	area.w = pbw + 2*(bw+bispw); area.h = bw;
-	sdl_fill_rect(gdis,&area,SDL_MapRGB(gdis->format,bcr,bcg,bcb));
+	sdl::sdl_fill_rect(gdis,&area,SDL_MapRGB(gdis->format,bcr,bcg,bcb));
 	// Draw left border.
 	area.x = pbx; area.y = pby + bw;
 	area.w = bw; area.h = pbh + 2*bispw;
-	sdl_fill_rect(gdis,&area,SDL_MapRGB(gdis->format,bcr,bcg,bcb));
+	sdl::sdl_fill_rect(gdis,&area,SDL_MapRGB(gdis->format,bcr,bcg,bcb));
 	// Draw right border.
 	area.x = pbx + pbw + bw + 2*bispw; area.y = pby + bw;
 	area.w = bw; area.h = pbh + 2*bispw;
-	sdl_fill_rect(gdis,&area,SDL_MapRGB(gdis->format,bcr,bcg,bcb));
+	sdl::sdl_fill_rect(gdis,&area,SDL_MapRGB(gdis->format,bcr,bcg,bcb));
 	// Draw the finished bar area.
 	area.x = pbx + bw + bispw; area.y = pby + bw + bispw;
 	area.w = (prcnt_ * pbw) / 100; area.h = pbh;
-	sdl_fill_rect(gdis,&area,SDL_MapRGB(gdis->format,fcr,fcg,fcb));
+	sdl::sdl_fill_rect(gdis,&area,SDL_MapRGB(gdis->format,fcr,fcg,fcb));
 
 	SDL_Rect lightning = area;
 	lightning.h = lightning_thickness;
 	//we add 25% of white to the color of the bar to simulate a light effect
-	sdl_fill_rect(gdis,&lightning,SDL_MapRGB(gdis->format,(fcr*3+255)/4,(fcg*3+255)/4,(fcb*3+255)/4));
+	sdl::sdl_fill_rect(gdis,&lightning,SDL_MapRGB(gdis->format,(fcr*3+255)/4,(fcg*3+255)/4,(fcb*3+255)/4));
 	lightning.y = area.y+area.h-lightning.h;
 	//remove 50% of color to simulate a shadow effect
-	sdl_fill_rect(gdis,&lightning,SDL_MapRGB(gdis->format,fcr/2,fcg/2,fcb/2));
+	sdl::sdl_fill_rect(gdis,&lightning,SDL_MapRGB(gdis->format,fcr/2,fcg/2,fcb/2));
 
 	// Draw the leftover bar area.
 	area.x = pbx + bw + bispw + (prcnt_ * pbw) / 100; area.y = pby + bw + bispw;
 	area.w = ((100 - prcnt_) * pbw) / 100; area.h = pbh;
-	sdl_fill_rect(gdis,&area,SDL_MapRGB(gdis->format,lcr,lcg,lcb));
+	sdl::sdl_fill_rect(gdis,&area,SDL_MapRGB(gdis->format,lcr,lcg,lcb));
 
 	// Clear the last text and draw new if text is provided.
 	if (!text.empty())
 	{
 		SDL_Rect oldarea = textarea_;
-		sdl_fill_rect(gdis,&textarea_,SDL_MapRGB(gdis->format,0,0,0));
+		sdl::sdl_fill_rect(gdis,&textarea_,SDL_MapRGB(gdis->format,0,0,0));
 		textarea_ = font::line_size(text, font::SIZE_NORMAL);
 		textarea_.x = scrx/2 + bw + bispw - textarea_.w / 2;
 		textarea_.y = pby + pbh + 4*(bw + bispw);
@@ -203,7 +203,7 @@ void loadscreen::clear_screen()
 	SDL_Rect area = sdl::create_rect(0, 0, scrx, scry); // Screen area.
 	surface disp(screen_.getSurface());      // Screen surface.
 	// Make everything black.
-	sdl_fill_rect(disp,&area,SDL_MapRGB(disp->format,0,0,0));
+	sdl::sdl_fill_rect(disp,&area,SDL_MapRGB(disp->format,0,0,0));
 	update_whole_screen();
 	screen_.flip();
 }
diff --git a/src/minimap.cpp b/src/minimap.cpp
index 0e490da68e8e..13a187ed0bce 100644
--- a/src/minimap.cpp
+++ b/src/minimap.cpp
@@ -226,7 +226,7 @@ surface getMinimap(int w, int h, const gamemap &map, const team *vw, const std::
 					}
 					SDL_Rect fillrect = sdl::create_rect(maprect.x, maprect.y, scale * 3/4, scale);
 					const Uint32 mapped_col = SDL_MapRGB(minimap->format,col.r,col.g,col.b);
-					sdl_fill_rect(minimap, &fillrect, mapped_col);
+					sdl::sdl_fill_rect(minimap, &fillrect, mapped_col);
 				}
 			}
 
@@ -261,7 +261,7 @@ surface getMinimap(int w, int h, const gamemap &map, const team *vw, const std::
 				);
 
 				const Uint32 mapped_col = SDL_MapRGB(minimap->format,col.r,col.g,col.b);
-				sdl_fill_rect(minimap, &fillrect, mapped_col);
+				sdl::sdl_fill_rect(minimap, &fillrect, mapped_col);
 
 			}
 
diff --git a/src/multiplayer.cpp b/src/multiplayer.cpp
index c85f9b0a8ae6..07588f966442 100644
--- a/src/multiplayer.cpp
+++ b/src/multiplayer.cpp
@@ -658,7 +658,7 @@ static void enter_lobby_mode(game_display& disp, const config& game_config,
 				, 0
 				, 255);
 
-		sdl_fill_rect(disp.video().getSurface(), NULL, color);
+		sdl::sdl_fill_rect(disp.video().getSurface(), NULL, color);
 
 		if(preferences::new_lobby()) {
 			gui2::tlobby_main dlg(game_config, li, disp);
diff --git a/src/multiplayer_create.cpp b/src/multiplayer_create.cpp
index c14c673d1656..a111c1a87156 100644
--- a/src/multiplayer_create.cpp
+++ b/src/multiplayer_create.cpp
@@ -478,7 +478,7 @@ void create::draw_level_image()
 			video().getSurface());
 	} else {
 		surface display(disp_.get_screen_surface());
-		sdl_fill_rect(display, &image_rect_,
+		sdl::sdl_fill_rect(display, &image_rect_,
 			SDL_MapRGB(display->format, 0, 0, 0));
 		update_rect(image_rect_);
 
diff --git a/src/sdl/rect.cpp b/src/sdl/rect.cpp
index a9bffa299b2e..2da12409df27 100644
--- a/src/sdl/rect.cpp
+++ b/src/sdl/rect.cpp
@@ -70,7 +70,7 @@ SDL_Rect union_rects(SDL_Rect const &rect1, SDL_Rect const &rect2)
 void fill_rect_alpha(SDL_Rect &rect, Uint32 color, Uint8 alpha, surface target)
 {
 	if(alpha == SDL_ALPHA_OPAQUE) {
-		sdl_fill_rect(target,&rect,color);
+		sdl::sdl_fill_rect(target,&rect,color);
 		return;
 	} else if(alpha == SDL_ALPHA_TRANSPARENT) {
 		return;
@@ -82,7 +82,7 @@ void fill_rect_alpha(SDL_Rect &rect, Uint32 color, Uint8 alpha, surface target)
 	}
 
 	SDL_Rect r = {0,0,rect.w,rect.h};
-	sdl_fill_rect(tmp,&r,color);
+	sdl::sdl_fill_rect(tmp,&r,color);
 	SDL_SetAlpha(tmp,SDL_SRCALPHA,alpha);
 	sdl_blit(tmp,NULL,target,&rect);
 }
@@ -95,10 +95,10 @@ void draw_rectangle(int x, int y, int w, int h, Uint32 color, surface target)
 	SDL_Rect left = create_rect(x, y, 1, h);
 	SDL_Rect right = create_rect(x + w - 1, y, 1, h);
 
-	sdl_fill_rect(target,&top,color);
-	sdl_fill_rect(target,&bot,color);
-	sdl_fill_rect(target,&left,color);
-	sdl_fill_rect(target,&right,color);
+	sdl::sdl_fill_rect(target,&top,color);
+	sdl::sdl_fill_rect(target,&bot,color);
+	sdl::sdl_fill_rect(target,&left,color);
+	sdl::sdl_fill_rect(target,&right,color);
 }
 
 void draw_solid_tinted_rectangle(int x, int y, int w, int h,
diff --git a/src/sdl/rect.hpp b/src/sdl/rect.hpp
index 522c3a869082..c5cdd15bfcfc 100644
--- a/src/sdl/rect.hpp
+++ b/src/sdl/rect.hpp
@@ -128,6 +128,18 @@ void draw_rectangle(int x, int y, int w, int h, Uint32 color, surface tg);
 void draw_solid_tinted_rectangle(int x, int y, int w, int h,
 								 int r, int g, int b,
 								 double alpha, surface target);
+
+/**
+ * Fill a rectangle on a given surface. Alias for SDL_FillRect.
+ *
+ * @param dst                     The surface to operate on.
+ * @param dst_rect                The rectangle to fill.
+ * @param color                   Color of the rectangle.
+ */
+inline void sdl_fill_rect(surface& dst, SDL_Rect* dst_rect, const Uint32 color)
+{
+	SDL_FillRect(dst, dst_rect, color);
+}
 } // namespace sdl
 
 bool operator==(const SDL_Rect& a, const SDL_Rect& b);
diff --git a/src/sdl/utils.cpp b/src/sdl/utils.cpp
index 99bfb61fba66..c17e6bbd7e04 100644
--- a/src/sdl/utils.cpp
+++ b/src/sdl/utils.cpp
@@ -2209,7 +2209,7 @@ void draw_centered_on_background(surface surf, const SDL_Rect& rect, const SDL_C
 #endif
 	//TODO: only draw background outside the image
 	SDL_Rect r = rect;
-	sdl_fill_rect(target, &r, col);
+	sdl::sdl_fill_rect(target, &r, col);
 
 	if (surf != NULL) {
 		r.x = rect.x + (rect.w-surf->w)/2;
diff --git a/src/sdl/utils.hpp b/src/sdl/utils.hpp
index 92338f188d4b..88f3a2ccf4bc 100644
--- a/src/sdl/utils.hpp
+++ b/src/sdl/utils.hpp
@@ -113,11 +113,6 @@ inline void sdl_blit(const surface& src, SDL_Rect* src_rect, surface& dst, SDL_R
 	SDL_BlitSurface(src, src_rect, dst, dst_rect);
 }
 
-// and this
-inline void sdl_fill_rect(surface& dst, SDL_Rect* dst_rect, const Uint32 color){
-	SDL_FillRect(dst, dst_rect, color);
-}
-
 /**
  * Check that the surface is neutral bpp 32.
  *
diff --git a/src/widgets/progressbar.cpp b/src/widgets/progressbar.cpp
index b6ec22c0ae41..b259c71ba48a 100644
--- a/src/widgets/progressbar.cpp
+++ b/src/widgets/progressbar.cpp
@@ -57,19 +57,19 @@ void progress_bar::draw_contents()
 				, area.w - 2
 				, area.h - 2);
 
-		sdl_fill_rect(surf,&area,SDL_MapRGB(surf->format,bcr,bcg,bcb));
-		sdl_fill_rect(surf,&inner_area,SDL_MapRGB(surf->format,gcr,gcg,gcb));
+		sdl::sdl_fill_rect(surf,&area,SDL_MapRGB(surf->format,bcr,bcg,bcb));
+		sdl::sdl_fill_rect(surf,&inner_area,SDL_MapRGB(surf->format,gcr,gcg,gcb));
 
 		inner_area.w = (inner_area.w*progress_)/100;
-		sdl_fill_rect(surf,&inner_area,SDL_MapRGB(surf->format,fcr,fcg,fcb));
+		sdl::sdl_fill_rect(surf,&inner_area,SDL_MapRGB(surf->format,fcr,fcg,fcb));
 
 		SDL_Rect lightning = inner_area;
 		lightning.h = lightning_thickness;
 		//we add 25% of white to the color of the bar to simulate a light effect
-		sdl_fill_rect(surf,&lightning,SDL_MapRGB(surf->format,(fcr*3+255)/4,(fcg*3+255)/4,(fcb*3+255)/4));
+		sdl::sdl_fill_rect(surf,&lightning,SDL_MapRGB(surf->format,(fcr*3+255)/4,(fcg*3+255)/4,(fcb*3+255)/4));
 		lightning.y = inner_area.y+inner_area.h-lightning.h;
 		//remove 50% of color to simulate a shadow effect
-		sdl_fill_rect(surf,&lightning,SDL_MapRGB(surf->format,fcr/2,fcg/2,fcb/2));
+		sdl::sdl_fill_rect(surf,&lightning,SDL_MapRGB(surf->format,fcr/2,fcg/2,fcb/2));
 
 		const std::string text = text_.empty() ? str_cast(progress_) + "%" :
 		                         text_ + " (" + str_cast(progress_) + "%)";
diff --git a/src/widgets/slider.cpp b/src/widgets/slider.cpp
index e0a8c7df3215..c7b32146adfd 100644
--- a/src/widgets/slider.cpp
+++ b/src/widgets/slider.cpp
@@ -171,7 +171,7 @@ void slider::draw_contents()
 			, loc.w - image->w
 			, 1);
 
-	sdl_fill_rect(screen, &line_rect, SDL_MapRGB(screen->format,
+	sdl::sdl_fill_rect(screen, &line_rect, SDL_MapRGB(screen->format,
 		line_color.r, line_color.g, line_color.b));
 
 	SDL_Rect const &slider = slider_area();
diff --git a/src/widgets/textbox.cpp b/src/widgets/textbox.cpp
index 7e8fb63d0db0..b8758ec96d4e 100644
--- a/src/widgets/textbox.cpp
+++ b/src/widgets/textbox.cpp
@@ -174,7 +174,7 @@ void textbox::draw_cursor(int pos, CVideo &video) const
 				, location().h);
 
 		surface frame_buffer = video.getSurface();
-		sdl_fill_rect(frame_buffer,&rect,SDL_MapRGB(frame_buffer->format,255,255,255));
+		sdl::sdl_fill_rect(frame_buffer,&rect,SDL_MapRGB(frame_buffer->format,255,255,255));
 	}
 }