diff --git a/Quake/draw.h b/Quake/draw.h
index c712d121a..d5d801463 100644
--- a/Quake/draw.h
+++ b/Quake/draw.h
@@ -30,7 +30,6 @@ extern	qpic_t		*draw_disc;	// also used on sbar
 
 void Draw_Init (void);
 void Draw_Character (int x, int y, int num);
-void Draw_DebugChar (char num);
 void Draw_Pic (int x, int y, qpic_t *pic, float alpha);
 void Draw_TransPicTranslate (int x, int y, qpic_t *pic, int top, int bottom); //johnfitz -- more parameters
 void Draw_ConsoleBackground (void); //johnfitz -- removed parameter int lines
diff --git a/Quake/glquake.h b/Quake/glquake.h
index 283a4e468..2b8a5e8ee 100644
--- a/Quake/glquake.h
+++ b/Quake/glquake.h
@@ -333,7 +333,6 @@ void R_DrawSpriteModel (entity_t *e);
 
 void R_DrawTextureChains_Water (qmodel_t *model, entity_t *ent, texchain_t chain);
 
-void R_RenderDlights (void);
 void GL_BuildLightmaps (void);
 void GL_DeleteBModelVertexBuffer (void);
 void GL_BuildBModelVertexBuffer (void);
@@ -348,13 +347,10 @@ void R_BuildLightMap (msurface_t *surf, byte *dest, int stride);
 void R_RenderDynamicLightmaps (msurface_t *fa);
 void R_UploadLightmaps (void);
 
-void R_DrawWorld_ShowTris (void);
-void R_DrawBrushModel_ShowTris (entity_t *e);
 void R_DrawAliasModel_ShowTris (entity_t *e);
 void R_DrawParticles_ShowTris (void);
 
 void GL_DrawAliasShadow (entity_t *e);
-void DrawGLTriangleFan (glpoly_t *p);
 void DrawGLPoly (glpoly_t *p, float color[3], float alpha);
 void GL_MakeAliasModelDisplayLists (qmodel_t *m, aliashdr_t *hdr);
 
diff --git a/Quake/r_brush.c b/Quake/r_brush.c
index 272c2d378..19d744909 100644
--- a/Quake/r_brush.c
+++ b/Quake/r_brush.c
@@ -124,25 +124,6 @@ void DrawGLPoly (glpoly_t *p, float color[3], float alpha)
 	vkCmdDraw(vulkan_globals.command_buffer, numverts, 1, 0, 0);
 }
 
-/*
-================
-DrawGLTriangleFan -- johnfitz -- like DrawGLPoly but for r_showtris
-================
-*/
-void DrawGLTriangleFan (glpoly_t *p)
-{
-	/*float	*v;
-	int		i;
-
-	glBegin (GL_TRIANGLE_FAN);
-	v = p->verts[0];
-	for (i=0 ; i<p->numverts ; i++, v+= VERTEXSIZE)
-	{
-		glVertex3fv (v);
-	}
-	glEnd ();*/
-}
-
 /*
 =============================================================
 
diff --git a/Quake/r_world.c b/Quake/r_world.c
index 35350dd49..ac07c07af 100644
--- a/Quake/r_world.c
+++ b/Quake/r_world.c
@@ -264,37 +264,6 @@ void R_BuildLightmapChains (qmodel_t *model, texchain_t chain)
 	}
 }
 
-//==============================================================================
-//
-// DRAW CHAINS
-//
-//==============================================================================
-
-/*
-================
-R_DrawTextureChains_ShowTris -- johnfitz
-================
-*/
-void R_DrawTextureChains_ShowTris (qmodel_t *model, texchain_t chain)
-{
-	int			i;
-	msurface_t	*s;
-	texture_t	*t;
-
-	for (i=0 ; i<model->numtextures ; i++)
-	{
-		t = model->textures[i];
-		if (!t)
-			continue;
-
-		for (s = t->texturechains[chain]; s; s = s->texturechain)
-			if (!s->culled)
-			{
-				DrawGLTriangleFan (s->polys);
-			}
-	}
-}
-
 //==============================================================================
 //
 // VBO SUPPORT
@@ -596,16 +565,3 @@ void R_DrawWorld_Water (void)
 
 	R_DrawTextureChains_Water (cl.worldmodel, NULL, chain_world);
 }
-
-/*
-=============
-R_DrawWorld_ShowTris -- ericw -- moved from R_DrawTextureChains_ShowTris, which is no longer specific to the world.
-=============
-*/
-void R_DrawWorld_ShowTris (void)
-{
-	if (!r_drawworld_cheatsafe)
-		return;
-
-	R_DrawTextureChains_ShowTris (cl.worldmodel, chain_world);
-}
diff --git a/Quake/screen.h b/Quake/screen.h
index 0340bf844..7a1b3f2a9 100644
--- a/Quake/screen.h
+++ b/Quake/screen.h
@@ -31,9 +31,6 @@ void SCR_LoadPics (void);
 void SCR_UpdateScreen (void);
 
 
-void SCR_SizeUp (void);
-void SCR_SizeDown (void);
-void SCR_BringDownConsole (void);
 void SCR_CenterPrint (const char *str);
 
 void SCR_BeginLoadingPlaque (void);
@@ -53,8 +50,6 @@ extern	cvar_t		scr_viewsize;
 
 extern	cvar_t		scr_sbaralpha; //johnfitz
 
-void SCR_UpdateWholeScreen (void);
-
 //johnfitz -- stuff for 2d drawing control
 typedef enum {
 	CANVAS_NONE,