diff --git a/Core/cheats.h b/Core/cheats.h
index 13b7d7b..cf8aa20 100644
--- a/Core/cheats.h
+++ b/Core/cheats.h
@@ -17,8 +17,12 @@ void GB_load_cheats(GB_gameboy_t *gb, const char *path);
 int GB_save_cheats(GB_gameboy_t *gb, const char *path);
 
 #ifdef GB_INTERNAL
+#ifdef GB_DISABLE_CHEATS
+#define GB_apply_cheat(...)
+#else
 void GB_apply_cheat(GB_gameboy_t *gb, uint16_t address, uint8_t *value);
 #endif
+#endif
 
 typedef struct {
     size_t size;
diff --git a/Core/debugger.h b/Core/debugger.h
index 2906ad9..4868df3 100644
--- a/Core/debugger.h
+++ b/Core/debugger.h
@@ -7,7 +7,7 @@
 
 
 #ifdef GB_INTERNAL
-#ifdef DISABLE_DEBUGGER
+#ifdef GB_DISABLE_DEBUGGER
 #define GB_debugger_run(gb) (void)0
 #define GB_debugger_handle_async_commands(gb) (void)0
 #define GB_debugger_ret_hook(gb) (void)0
@@ -22,7 +22,7 @@ void GB_debugger_ret_hook(GB_gameboy_t *gb);
 void GB_debugger_test_write_watchpoint(GB_gameboy_t *gb, uint16_t addr, uint8_t value);
 void GB_debugger_test_read_watchpoint(GB_gameboy_t *gb, uint16_t addr);
 const GB_bank_symbol_t *GB_debugger_find_symbol(GB_gameboy_t *gb, uint16_t addr);
-#endif /* DISABLE_DEBUGGER */
+#endif /* GB_DISABLE_DEBUGGER */
 #endif
 
 #ifdef GB_INTERNAL
diff --git a/Core/gb.c b/Core/gb.c
index f6174b9..2b22f9d 100644
--- a/Core/gb.c
+++ b/Core/gb.c
@@ -13,7 +13,7 @@
 #include "gb.h"
 
 
-#ifdef DISABLE_REWIND
+#ifdef GB_DISABLE_REWIND
 #define GB_rewind_free(...)
 #define GB_rewind_push(...)
 #endif
@@ -57,7 +57,7 @@ void GB_log(GB_gameboy_t *gb, const char *fmt, ...)
     va_end(args);
 }
 
-#ifndef DISABLE_DEBUGGER
+#ifndef GB_DISABLE_DEBUGGER
 static char *default_input_callback(GB_gameboy_t *gb)
 {
     char *expression = NULL;
@@ -148,7 +148,7 @@ void GB_init(GB_gameboy_t *gb, GB_model_t model)
         gb->vram = malloc(gb->vram_size = 0x2000);
     }
 
-#ifndef DISABLE_DEBUGGER
+#ifndef GB_DISABLE_DEBUGGER
     gb->input_callback = default_input_callback;
     gb->async_input_callback = default_async_input_callback;
 #endif
@@ -193,13 +193,15 @@ void GB_free(GB_gameboy_t *gb)
     if (gb->nontrivial_jump_state) {
         free(gb->nontrivial_jump_state);
     }
-#ifndef DISABLE_DEBUGGER
+#ifndef GB_DISABLE_DEBUGGER
     GB_debugger_clear_symbols(gb);
 #endif
     GB_rewind_free(gb);
+#ifndef GB_DISABLE_CHEATS
     while (gb->cheats) {
         GB_remove_cheat(gb, gb->cheats[0]);
     }
+#endif
     memset(gb, 0, sizeof(*gb));
 }
 
@@ -643,7 +645,7 @@ void GB_set_log_callback(GB_gameboy_t *gb, GB_log_callback_t callback)
 
 void GB_set_input_callback(GB_gameboy_t *gb, GB_input_callback_t callback)
 {
-#ifndef DISABLE_DEBUGGER
+#ifndef GB_DISABLE_DEBUGGER
     if (gb->input_callback == default_input_callback) {
         gb->async_input_callback = NULL;
     }
@@ -653,7 +655,7 @@ void GB_set_input_callback(GB_gameboy_t *gb, GB_input_callback_t callback)
 
 void GB_set_async_input_callback(GB_gameboy_t *gb, GB_input_callback_t callback)
 {
-#ifndef DISABLE_DEBUGGER
+#ifndef GB_DISABLE_DEBUGGER
     gb->async_input_callback = callback;
 #endif
 }
diff --git a/Core/timing.c b/Core/timing.c
index 9eb9c91..8fee590 100644
--- a/Core/timing.c
+++ b/Core/timing.c
@@ -10,7 +10,7 @@
 
 static const unsigned GB_TAC_TRIGGER_BITS[] = {512, 8, 32, 128};
 
-#ifndef DISABLE_TIMEKEEPING
+#ifndef GB_DISABLE_TIMEKEEPING
 static int64_t get_nanoseconds(void)
 {
 #ifndef _WIN32
diff --git a/libretro/Makefile b/libretro/Makefile
index 75ddfc6..7e19893 100644
--- a/libretro/Makefile
+++ b/libretro/Makefile
@@ -260,7 +260,7 @@ endif
 
 include Makefile.common
 
-OBJECTS := $(patsubst %.c,$(CORE_DIR)/build/obj/%_libretro.c.o,$(SOURCES_C))
+OBJECTS := $(patsubst $(CORE_DIR)/%.c,$(CORE_DIR)/build/obj/%_libretro.c.o,$(SOURCES_C))
 
 OBJOUT   = -o
 LINKOUT  = -o 
@@ -306,7 +306,7 @@ else
 	$(LD) $(fpic) $(SHARED) $(INCFLAGS) $(LINKOUT)$@ $(OBJECTS) $(LDFLAGS)
 endif
 
-$(CORE_DIR)/build/obj/%_libretro.c.o: %.c
+$(CORE_DIR)/build/obj/%_libretro.c.o: $(CORE_DIR)/%.c
 	-@$(MKDIR) -p $(dir $@)
 	$(CC) -c $(OBJOUT)$@ $< $(CFLAGS) $(fpic) -DGB_INTERNAL
 
diff --git a/libretro/Makefile.common b/libretro/Makefile.common
index 3bf1783..947b14c 100644
--- a/libretro/Makefile.common
+++ b/libretro/Makefile.common
@@ -20,7 +20,7 @@ SOURCES_C   := $(CORE_DIR)/Core/gb.c \
                $(CORE_DIR)/libretro/sgb2_boot.c \
                $(CORE_DIR)/libretro/libretro.c
 
-CFLAGS += -DDISABLE_TIMEKEEPING -DDISABLE_REWIND -DDISABLE_DEBUGGER
+CFLAGS += -DGB_DISABLE_TIMEKEEPING -DGB_DISABLE_REWIND -DGB_DISABLE_DEBUGGER -DGB_DISABLE_CHEATS
 
 
 SOURCES_CXX :=