diff --git a/core/cart_hw/md_cart.h b/core/cart_hw/md_cart.h
index ad8b9851c..1f7dad747 100644
--- a/core/cart_hw/md_cart.h
+++ b/core/cart_hw/md_cart.h
@@ -44,11 +44,7 @@
 #ifndef _MD_CART_H_
 #define _MD_CART_H_
 
-#ifdef USE_DYNAMIC_ALLOC
-#define cart ext->md_cart
-#else
 #define cart ext.md_cart
-#endif
 
 /* Lock-On cartridge type */
 #define TYPE_GG 0x01  /* Game Genie */
diff --git a/core/cd_hw/cdd.h b/core/cd_hw/cdd.h
index f2f780026..f6a0fffca 100644
--- a/core/cd_hw/cdd.h
+++ b/core/cd_hw/cdd.h
@@ -40,17 +40,6 @@
 
 #include "blip_buf.h"
 
-#if defined(USE_LIBVORBIS)
-#include <vorbis/vorbisfile.h>
-#elif defined(USE_LIBTREMOR)
-#include "tremor/ivorbisfile.h"
-#endif
-
-#if defined(USE_LIBCHDR)
-#include "libchdr/src/chd.h"
-#include "libchdr/src/cdrom.h"
-#endif
-
 #define cdd scd.cdd_hw
 
 /* CDD status */
@@ -74,9 +63,6 @@
 typedef struct
 {
   cdStream *fd;
-#if defined(USE_LIBTREMOR) || defined(USE_LIBVORBIS)
-  OggVorbis_File vf;
-#endif
   int offset;
   int start;
   int end;
@@ -94,18 +80,6 @@ typedef struct
   cdStream *sub;
 } toc_t; 
 
-#if defined(USE_LIBCHDR)
-/* CHD file */
-typedef struct
-{
-  chd_file *file;
-  uint8 *hunk;
-  int hunkbytes;
-  int hunknum;
-  int hunkofs;
-} chd_t;
-#endif
-
 /* CDD hardware */
 typedef struct
 {
@@ -119,9 +93,6 @@ typedef struct
   uint8 status;
   uint16 sectorSize;
   toc_t toc;
-#if defined(USE_LIBCHDR)
-  chd_t chd;
-#endif
   int16 audio[2];
 } cdd_t; 
 
diff --git a/core/cd_hw/scd.h b/core/cd_hw/scd.h
index 481428c48..e0548cbee 100644
--- a/core/cd_hw/scd.h
+++ b/core/cd_hw/scd.h
@@ -44,11 +44,7 @@
 #include "pcm.h"
 #include "cd_cart.h"
 
-#ifdef USE_DYNAMIC_ALLOC
-#define scd ext->cd_hw
-#else
 #define scd ext.cd_hw
-#endif
 
 /* CD hardware models */
 #define CD_TYPE_DEFAULT       0x00
diff --git a/core/genesis.c b/core/genesis.c
index b964c2055..df811ee52 100644
--- a/core/genesis.c
+++ b/core/genesis.c
@@ -41,11 +41,7 @@
 
 #include "shared.h"
 
-#ifdef USE_DYNAMIC_ALLOC
-external_t *ext;
-#else                     /* External Hardware (Cartridge, CD unit, ...) */
 external_t ext;
-#endif
 uint8 boot_rom[0x800];    /* Genesis BOOT ROM   */
 uint8 work_ram[0x10000];  /* 68K RAM  */
 uint8 zram[0x2000];       /* Z80 RAM  */
diff --git a/core/genesis.h b/core/genesis.h
index 8d9075781..da8654ccd 100644
--- a/core/genesis.h
+++ b/core/genesis.h
@@ -54,11 +54,7 @@ typedef union
 } external_t;
 
 /* Global variables */
-#ifdef USE_DYNAMIC_ALLOC
-extern external_t *ext;
-#else
 extern external_t ext;
-#endif
 extern uint8 boot_rom[0x800];
 extern uint8 work_ram[0x10000];
 extern uint8 zram[0x2000];
diff --git a/core/loadrom.c b/core/loadrom.c
index d83dbc31e..47b5f6cab 100644
--- a/core/loadrom.c
+++ b/core/loadrom.c
@@ -554,15 +554,6 @@ int load_rom(char *filename)
 {
   int i, size;
 
-#ifdef USE_DYNAMIC_ALLOC
-  if (!ext)
-  {
-    /* allocate & initialize memory for Cartridge / CD hardware if required */
-    ext = (external_t *)calloc(1, sizeof(external_t));
-    if (!ext) return (0);
-  }
-#endif
-
   /* clear any existing patches */
   ggenie_shutdown();
   areplay_shutdown();
diff --git a/testbed/tests/run_test.sh b/testbed/tests/run_test.sh
index 34cbbd702..7db628fdc 100755
--- a/testbed/tests/run_test.sh
+++ b/testbed/tests/run_test.sh
@@ -25,25 +25,25 @@ newHashFile="/tmp/newGPGX.${folder}.${script}.${pid}.hash"
 
 # Removing them if already present
 rm -f ${baseHashFile}
-rm -f ${newHashFile}.simple
+rm -f ${newHashFile}
 
 set -x
 # Running script on base GPGX
-${baseExecutable} ${script} --hashOutputFile ${baseHashFile}.simple ${testerArgs}
+${baseExecutable} ${script} --hashOutputFile ${baseHashFile} ${testerArgs}
 
 # Running script on new GPGX (Simple)
-${newExecutable} ${script} --hashOutputFile ${newHashFile}.simple ${testerArgs}
+${newExecutable} ${script} --hashOutputFile ${newHashFile} ${testerArgs}
 set +x
 
 # Comparing hashes
-baseHash=`cat ${baseHashFile}.simple`
-newHashSimple=`cat ${newHashFile}.simple`
+baseHash=`cat ${baseHashFile}`
+newHash=`cat ${newHashFile}`
 
 # Removing temporary files
-rm -f ${baseHashFile}.simple ${newHashFile}.simple 
+rm -f ${baseHashFile} ${newHashFile} 
 
 # Compare hashes
-if [ "${baseHash}" = "${newHashSimple}" ]; then
+if [ "${baseHash}" = "${newHash}" ]; then
  echo "[] Test Passed"
  exit 0
 else