diff --git a/src/d_netcmd.c b/src/d_netcmd.c
index 80eea870314db45c6405d0f4a81b98db1c1a87f3..7ad288f2508f43cd6556bd7c2a11dc1adf3ec135 100644
--- a/src/d_netcmd.c
+++ b/src/d_netcmd.c
@@ -242,11 +242,6 @@ static void Command_Eval(void);
 
 static CV_PossibleValue_t usemouse_cons_t[] = {{0, "Off"}, {1, "On"}, {2, "Force"}, {0, NULL}};
 
-#ifdef LJOYSTICK
-static CV_PossibleValue_t joyport_cons_t[] = {{1, "/dev/js0"}, {2, "/dev/js1"}, {3, "/dev/js2"},
-	{4, "/dev/js3"}, {0, NULL}};
-#endif
-
 static CV_PossibleValue_t teamscramble_cons_t[] = {{0, "Off"}, {1, "Random"}, {2, "Points"}, {0, NULL}};
 
 static CV_PossibleValue_t startingliveslimit_cons_t[] = {{1, "MIN"}, {99, "MAX"}, {0, NULL}};
@@ -344,7 +339,6 @@ consvar_t cv_skipmapcheck = CVAR_INIT ("skipmapcheck", "Off", CV_SAVE, CV_OnOff,
 
 consvar_t cv_usemouse = CVAR_INIT ("use_mouse", "Off", CV_SAVE|CV_CALL,usemouse_cons_t, I_StartupMouse);
 
-#if (defined (LJOYSTICK) || defined (HAVE_SDL))
 consvar_t cv_joyscale[MAXSPLITSCREENPLAYERS] = {
 	CVAR_INIT ("padscale", "1", CV_SAVE|CV_CALL, NULL, I_JoyScale),
 	CVAR_INIT ("padscale2", "1", CV_SAVE|CV_CALL, NULL, I_JoyScale2),
@@ -352,23 +346,6 @@ consvar_t cv_joyscale[MAXSPLITSCREENPLAYERS] = {
 	CVAR_INIT ("padscale4", "1", CV_SAVE|CV_CALL, NULL, I_JoyScale4)
 };
 
-#ifdef LJOYSTICK
-consvar_t cv_joyport[MAXSPLITSCREENPLAYERS] = { //Alam: for later
-	CVAR_INIT ("padport", "/dev/js0", CV_SAVE, joyport_cons_t, NULL),
-	CVAR_INIT ("padport2", "/dev/js0", CV_SAVE, joyport_cons_t, NULL),
-	CVAR_INIT ("padport3", "/dev/js0", CV_SAVE, joyport_cons_t, NULL),
-	CVAR_INIT ("padport4", "/dev/js0", CV_SAVE, joyport_cons_t, NULL)
-};
-#endif
-#else
-consvar_t cv_joyscale[MAXSPLITSCREENPLAYERS] = { //Alam: Dummy for save
-	CVAR_INIT ("padscale", "1", CV_SAVE|CV_HIDEN, NULL, NULL),
-	CVAR_INIT ("padscale2", "1", CV_SAVE|CV_HIDEN, NULL, NULL),
-	CVAR_INIT ("padscale3", "1", CV_SAVE|CV_HIDEN, NULL, NULL),
-	CVAR_INIT ("padscale4", "1", CV_SAVE|CV_HIDEN, NULL, NULL)
-};
-#endif
-
 // SRB2kart
 consvar_t cv_items[NUMKARTRESULTS-1] = {
 	CVAR_INIT ("sneaker", 			"On", CV_NETVAR, CV_OnOff, NULL),
@@ -1079,9 +1056,6 @@ void D_RegisterClientCommands(void)
 	for (i = 0; i < MAXSPLITSCREENPLAYERS; i++)
 	{
 		CV_RegisterVar(&cv_joyscale[i]);
-#ifdef LJOYSTICK
-		CV_RegisterVar(&cv_joyport[i]);
-#endif
 	}
 
 	// s_sound.c
@@ -1102,12 +1076,6 @@ void D_RegisterClientCommands(void)
 
 	CV_RegisterVar(&cv_soundtest);
 
-	CV_RegisterVar(&cv_invincmusicfade);
-	CV_RegisterVar(&cv_growmusicfade);
-
-	CV_RegisterVar(&cv_resetspecialmusic);
-
-	CV_RegisterVar(&cv_resume);
 	CV_RegisterVar(&cv_perfstats);
 
 	// ingame object placing
diff --git a/src/d_netcmd.h b/src/d_netcmd.h
index 1206bf7dc002ab91854e574ce5131e37bed668c3..acf6b8336181e411ae1b7b6dc8047d4a4b6f0da3 100644
--- a/src/d_netcmd.h
+++ b/src/d_netcmd.h
@@ -48,9 +48,6 @@ extern consvar_t cv_splitplayers;
 extern consvar_t cv_seenames;
 extern consvar_t cv_usemouse;
 extern consvar_t cv_joyscale[MAXSPLITSCREENPLAYERS];
-#ifdef LJOYSTICK
-extern consvar_t cv_joyport[MAXSPLITSCREENPLAYERS];
-#endif
 
 // normally in p_mobj but the .h is not read
 extern consvar_t cv_itemrespawntime;
diff --git a/src/g_game.c b/src/g_game.c
index 36de12b56617e9024bb641be2c822c5b78408536..e26f13a48563614f9b3bcf92a4f2947479e1acc0 100644
--- a/src/g_game.c
+++ b/src/g_game.c
@@ -398,13 +398,6 @@ consvar_t cv_pauseifunfocused = CVAR_INIT ("pauseifunfocused", "Yes", CV_SAVE, C
 // Display song credits
 consvar_t cv_songcredits = CVAR_INIT ("songcredits", "On", CV_SAVE, CV_OnOff, NULL);
 
-consvar_t cv_invincmusicfade = CVAR_INIT ("invincmusicfade", "300", CV_SAVE, CV_Unsigned, NULL);
-consvar_t cv_growmusicfade = CVAR_INIT ("growmusicfade", "500", CV_SAVE, CV_Unsigned, NULL);
-
-consvar_t cv_resetspecialmusic = CVAR_INIT ("resetspecialmusic", "Yes", CV_SAVE, CV_YesNo, NULL);
-
-consvar_t cv_resume = CVAR_INIT ("resume", "Yes", CV_SAVE, CV_YesNo, NULL);
-
 consvar_t cv_kickstartaccel[MAXSPLITSCREENPLAYERS] = {
 	CVAR_INIT ("kickstartaccel", "Off", CV_SAVE|CV_CALL, CV_OnOff, weaponPrefChange),
 	CVAR_INIT ("kickstartaccel2", "Off", CV_SAVE|CV_CALL, CV_OnOff, weaponPrefChange2),
diff --git a/src/g_game.h b/src/g_game.h
index 0b922b4da54c287d7388ca8aca650a3204e39376..e781f17ee34ebf70d00b8babe56d97940806576d 100644
--- a/src/g_game.h
+++ b/src/g_game.h
@@ -101,13 +101,6 @@ extern consvar_t cv_deadzone[MAXSPLITSCREENPLAYERS];
 
 extern consvar_t cv_ghost_besttime, cv_ghost_bestlap, cv_ghost_last, cv_ghost_guest, cv_ghost_staff;
 
-extern consvar_t cv_invincmusicfade;
-extern consvar_t cv_growmusicfade;
-
-extern consvar_t cv_resetspecialmusic;
-
-extern consvar_t cv_resume;
-
 // mouseaiming (looking up/down with the mouse or keyboard)
 #define KB_LOOKSPEED (1<<25)
 #define MAXPLMOVE (50)
diff --git a/src/r_main.c b/src/r_main.c
index d50c436445ae2b4cd70e7361961ca7a09bbcbe93..50fee5b5881812d7d3de25d947980b5c241e863e 100644
--- a/src/r_main.c
+++ b/src/r_main.c
@@ -151,7 +151,6 @@ static void ChaseCam2_OnChange(void);
 static void ChaseCam3_OnChange(void);
 static void ChaseCam4_OnChange(void);
 
-consvar_t cv_tailspickup = CVAR_INIT ("tailspickup", "On", CV_NETVAR|CV_NOSHOWHELP, CV_OnOff, NULL);
 consvar_t cv_chasecam[MAXSPLITSCREENPLAYERS] = {
 	CVAR_INIT ("chasecam", "On", CV_CALL, CV_OnOff, ChaseCam_OnChange),
 	CVAR_INIT ("chasecam2", "On", CV_CALL, CV_OnOff, ChaseCam2_OnChange),
@@ -181,8 +180,6 @@ consvar_t cv_homremoval = CVAR_INIT ("homremoval", "Yes", CV_SAVE, homremoval_co
 
 consvar_t cv_maxportals = CVAR_INIT ("maxportals", "2", CV_SAVE, maxportals_cons_t, NULL);
 
-consvar_t cv_renderstats = CVAR_INIT ("renderstats", "Off", 0, CV_OnOff, NULL);
-
 consvar_t cv_drawpickups = CVAR_INIT ("drawpickups", "Yes", CV_CHEAT, CV_YesNo, NULL);
 
 consvar_t cv_debugfinishline = CVAR_INIT ("debugfinishline", "Off", CV_CHEAT, CV_OnOff, NULL);
@@ -1693,7 +1690,6 @@ void R_RegisterEngineStuff(void)
 	UINT8 i;
 
 	CV_RegisterVar(&cv_gravity);
-	CV_RegisterVar(&cv_tailspickup);
 	CV_RegisterVar(&cv_allowmlook);
 	CV_RegisterVar(&cv_homremoval);
 
diff --git a/src/r_main.h b/src/r_main.h
index 0f5560308756e52bfcaeeea6b840629b80c9bf23..c201a50bea0130d8d8b1ba91979c785608c0920a 100644
--- a/src/r_main.h
+++ b/src/r_main.h
@@ -133,7 +133,6 @@ extern consvar_t cv_ffloorclip;
 extern consvar_t cv_drawdist, cv_drawdist_precip;
 extern consvar_t cv_fov[MAXSPLITSCREENPLAYERS];
 extern consvar_t cv_skybox;
-extern consvar_t cv_tailspickup;
 extern consvar_t cv_drawpickups;
 extern consvar_t cv_debugfinishline;
 
diff --git a/src/s_sound.c b/src/s_sound.c
index eb6c9a2e10c9edbf65e1154d90e60a49b5e8b102..e6abc1791786d3c135c9d9d3fba64717b7452d5c 100644
--- a/src/s_sound.c
+++ b/src/s_sound.c
@@ -59,12 +59,6 @@ static void GameDigiMusic_OnChange(void);
 static void PlayMusicIfUnfocused_OnChange(void);
 static void PlaySoundIfUnfocused_OnChange(void);
 
-#ifdef HAVE_OPENMPT
-static void ModFilter_OnChange(void);
-#endif
-
-consvar_t cv_samplerate = CVAR_INIT ("samplerate", "22050", 0, CV_Unsigned, NULL); //Alam: For easy hacking?
-
 // stereo reverse
 consvar_t stereoreverse = CVAR_INIT ("stereoreverse", "Off", CV_SAVE, CV_OnOff, NULL);
 
@@ -93,26 +87,10 @@ consvar_t cv_closedcaptioning = CVAR_INIT ("closedcaptioning", "Off", CV_SAVE|CV
 consvar_t cv_gamedigimusic = CVAR_INIT ("music", "On", CV_SAVE|CV_CALL|CV_NOINIT, CV_OnOff, GameDigiMusic_OnChange);
 consvar_t cv_gamesounds = CVAR_INIT ("sounds", "On", CV_SAVE|CV_CALL|CV_NOINIT, CV_OnOff, GameSounds_OnChange);
 
-static CV_PossibleValue_t music_resync_threshold_cons_t[] = {
-	{0,    "MIN"},
-	{1000, "MAX"},
-	{0, NULL}
-};
-
-consvar_t cv_music_resync_threshold = CVAR_INIT ("music_resync_threshold", "100", CV_SAVE|CV_CALL, music_resync_threshold_cons_t, I_UpdateSongLagThreshold);
-consvar_t cv_music_resync_powerups_only = CVAR_INIT ("music_resync_powerups_only", "No", CV_SAVE|CV_CALL, CV_YesNo, I_UpdateSongLagConditions);
-
 // Window focus sound sytem toggles
 consvar_t cv_playmusicifunfocused = CVAR_INIT ("playmusicifunfocused",  "No", CV_SAVE|CV_CALL|CV_NOINIT, CV_YesNo, PlayMusicIfUnfocused_OnChange);
 consvar_t cv_playsoundifunfocused = CVAR_INIT ("playsoundsifunfocused", "No", CV_SAVE|CV_CALL|CV_NOINIT, CV_YesNo, PlaySoundIfUnfocused_OnChange);
 
-#ifdef HAVE_OPENMPT
-openmpt_module *openmpt_mhandle = NULL;
-
-static CV_PossibleValue_t interpolationfilter_cons_t[] = {{0, "Default"}, {1, "None"}, {2, "Linear"}, {4, "Cubic"}, {8, "Windowed sinc"}, {0, NULL}};
-consvar_t cv_modfilter = CVAR_INIT ("modfilter", "0", CV_SAVE|CV_CALL, interpolationfilter_cons_t, ModFilter_OnChange);
-#endif
-
 #define S_MAX_VOLUME 127
 
 // when to clip out sounds
@@ -249,19 +227,11 @@ void S_RegisterSoundStuff(void)
 	CV_RegisterVar(&precachesound);
 
 	CV_RegisterVar(&surround);
-	CV_RegisterVar(&cv_samplerate);
 	CV_RegisterVar(&cv_playsoundifunfocused);
 	CV_RegisterVar(&cv_playmusicifunfocused);
 	CV_RegisterVar(&cv_gamesounds);
 	CV_RegisterVar(&cv_gamedigimusic);
 
-	CV_RegisterVar(&cv_music_resync_threshold);
-	CV_RegisterVar(&cv_music_resync_powerups_only);
-
-#ifdef HAVE_OPENMPT
-	CV_RegisterVar(&cv_modfilter);
-#endif
-
 	COM_AddCommand("tunes", Command_Tunes_f);
 	COM_AddCommand("restartaudio", Command_RestartAudio_f);
 	COM_AddCommand("playsound", Command_PlaySound);
@@ -2509,11 +2479,3 @@ static void PlaySoundIfUnfocused_OnChange(void)
 	if (window_notinfocus && !cv_playsoundifunfocused.value)
 		S_StopSounds();
 }
-
-#ifdef HAVE_OPENMPT
-void ModFilter_OnChange(void)
-{
-	if (openmpt_mhandle)
-		openmpt_module_set_render_param(openmpt_mhandle, OPENMPT_MODULE_RENDER_INTERPOLATIONFILTER_LENGTH, cv_modfilter.value);
-}
-#endif
diff --git a/src/s_sound.h b/src/s_sound.h
index 80541360458af14294b2b85e860cd5c0b6c70aa9..d101f307c49c20ea87e363917e93ccf6fbc89f5c 100644
--- a/src/s_sound.h
+++ b/src/s_sound.h
@@ -19,18 +19,10 @@
 #include "command.h"
 #include "tables.h" // angle_t
 
-#ifdef HAVE_OPENMPT
-#include "libopenmpt/libopenmpt.h"
-#endif
-
 #ifdef __cplusplus
 extern "C" {
 #endif
 
-#ifdef HAVE_OPENMPT
-extern openmpt_module *openmpt_mhandle;
-#endif
-
 // mask used to indicate sound origin is player item pickup
 #define PICKUP_SOUND 0x8000
 
@@ -52,13 +44,6 @@ extern consvar_t cv_gamesounds;
 extern consvar_t cv_playmusicifunfocused;
 extern consvar_t cv_playsoundifunfocused;
 
-extern consvar_t cv_music_resync_threshold;
-extern consvar_t cv_music_resync_powerups_only;
-
-#ifdef HAVE_OPENMPT
-extern consvar_t cv_modfilter;
-#endif
-
 extern CV_PossibleValue_t soundvolume_cons_t[];
 
 typedef enum
diff --git a/src/sdl/i_video.cpp b/src/sdl/i_video.cpp
index 88eb183e5fba40051aa07c695f3f93e443b8fc30..7a2a09d2361ae8585453554b97a2a3b041afe7ac 100644
--- a/src/sdl/i_video.cpp
+++ b/src/sdl/i_video.cpp
@@ -115,7 +115,6 @@ rendermode_t chosenrendermode = render_none; // set by command line arguments
 
 // synchronize page flipping with screen refresh
 consvar_t cv_vidwait = CVAR_INIT ("vid_wait", "Off", CV_SAVE, CV_OnOff, NULL);
-static consvar_t cv_stretch = CVAR_INIT ("stretch", "Off", CV_SAVE|CV_NOSHOWHELP, CV_OnOff, NULL);
 static consvar_t cv_alwaysgrabmouse = CVAR_INIT ("alwaysgrabmouse", "Off", CV_SAVE, CV_OnOff, NULL);
 
 UINT8 graphics_started = 0; // Is used in console.c and screen.c
@@ -1606,7 +1605,6 @@ void I_StartupGraphics(void)
 	COM_AddCommand ("vid_modelist", VID_Command_ModeList_f);
 	COM_AddCommand ("vid_mode", VID_Command_Mode_f);
 	CV_RegisterVar (&cv_vidwait);
-	CV_RegisterVar (&cv_stretch);
 	CV_RegisterVar (&cv_alwaysgrabmouse);
 	disable_mouse = static_cast<SDL_bool>(M_CheckParm("-nomouse"));
 	disable_fullscreen = M_CheckParm("-win") ? SDL_TRUE : SDL_FALSE;