diff --git a/src/crc32.c b/src/crc32.c
index 2daa51d..fc70611 100644
--- a/src/crc32.c
+++ b/src/crc32.c
@@ -103,8 +103,3 @@ uint32 CalcCRC32(uint32 crc, uint8 *buf, uint32 len)
 {
 	return(crc32(crc, buf, len));
 }
-
-uint32 FCEUI_CRC32(uint32 crc, uint8 *buf, uint32 len)
-{
-	return(CalcCRC32(crc, buf, len));
-}
diff --git a/src/driver.h b/src/driver.h
index 2b17d6e..910f5f9 100644
--- a/src/driver.h
+++ b/src/driver.h
@@ -147,14 +147,7 @@ void FCEUI_Sound(int Rate);
 void FCEUI_SetSoundVolume(uint32 volume);
 void FCEUI_SetSoundQuality(int quality);
 
-void FCEUI_SelectState(int);
-
-/* "fname" overrides the default save state filename code if non-NULL. */
-void FCEUI_SaveState(char *fname);
-void FCEUI_LoadState(char *fname);
-
 int32 FCEUI_GetDesiredFPS(void);
-void FCEUI_SaveSnapshot(void);
 
 int FCEUI_DecodePAR(const char *code, uint16 *a, uint8 *v, int *c, int *type);
 int FCEUI_DecodeGG(const char *str, uint16 *a, uint8 *v, int *c);
@@ -175,17 +168,7 @@ int FCEUI_SetCheat(uint32 which, const char *name, int32 a, int32 v, int compare
 void FCEUI_CheatSearchShowExcluded(void);
 void FCEUI_CheatSearchSetCurrentAsOriginal(void);
 
-#define FCEUIOD_STATE   0
-#define FCEUIOD_SNAPS   1
-#define FCEUIOD_NV      2
-#define FCEUIOD_CHEATS  3
-#define FCEUIOD_MISC    4
-#define FCEUIOD_MOVIE  5
-
-#define FCEUIOD__COUNT  6
-
-void FCEUI_SetDirOverride(int which, char *n);
-
+#ifdef FCEUDEF_DEBUGGER
 void FCEUI_MemDump(uint16 a, int32 len, void (*callb)(uint16 a, uint8 v));
 uint8 FCEUI_MemSafePeek(uint16 A);
 void FCEUI_MemPoke(uint16 a, uint8 v, int hl);
@@ -193,10 +176,8 @@ void FCEUI_NMI(void);
 void FCEUI_IRQ(void);
 uint16 FCEUI_Disassemble(void *XA, uint16 a, char *stringo);
 void FCEUI_GetIVectors(uint16 *reset, uint16 *irq, uint16 *nmi);
+#endif
 
-uint32 FCEUI_CRC32(uint32 crc, uint8 *buf, uint32 len);
-
-/* void FCEUI_ToggleTileView(void); */
 void FCEUI_SetLowPass(int q);
 
 void FCEUI_NSFSetVis(int mode);
diff --git a/src/general.c b/src/general.c
index f919283..3578ae1 100644
--- a/src/general.c
+++ b/src/general.c
@@ -50,13 +50,6 @@ void FCEUI_SetBaseDirectory(const char *dir)
 	BaseDirectory[2047] = 0;
 }
 
-static char *odirs[FCEUIOD__COUNT] = { 0, 0, 0, 0, 0, 0 };		/* odirs, odors. ^_^ */
-
-void FCEUI_SetDirOverride(int which, char *n)
-{
-	odirs[which] = n;
-}
-
 char *FCEU_MakeFName(int type, int id1, char *cd1)
 {
    char tmp[4096 + 512] = {0}; /* +512 for no reason :D */
diff --git a/src/ppu.c b/src/ppu.c
index f2536d8..628e564 100644
--- a/src/ppu.c
+++ b/src/ppu.c
@@ -384,13 +384,8 @@ void FCEUPPU_LineUpdate(void) {
 	}
 }
 
-static int tileview = 0;
 static int rendis = 0;
 
-void FCEUI_ToggleTileView(void) {
-	tileview ^= 1;
-}
-
 void FCEUI_SetRenderDisable(int sprites, int bg) {
 	if (sprites >= 0) {
 		if (sprites == 2) rendis ^= 1;
diff --git a/src/video.c b/src/video.c
index 5f78db6..765f140 100644
--- a/src/video.c
+++ b/src/video.c
@@ -67,8 +67,6 @@ int FCEU_InitVirtualVideo(void)
 
 #include "drawing.h"
 
-void FCEUI_SaveSnapshot(void) { }
-
 void FCEU_PutImage(void)
 {
 	if (GameInfo->type == GIT_NSF)
@@ -104,8 +102,3 @@ void FCEU_DispMessage(enum retro_log_level level, unsigned duration, const char
 void FCEU_ResetMessages(void)
 {
 }
-
-int SaveSnapshot(void)
-{
-	return(0);
-}
diff --git a/src/video.h b/src/video.h
index 9eef95b..34873d6 100644
--- a/src/video.h
+++ b/src/video.h
@@ -3,7 +3,6 @@
 
 int FCEU_InitVirtualVideo(void);
 void FCEU_KillVirtualVideo(void);
-int SaveSnapshot(void);
 extern uint8 *XBuf;
 extern uint8 *XDBuf;
 extern int show_crosshair;