diff --git a/src/dos/cdrom.cpp b/src/dos/cdrom.cpp
index ffa0d66c..d3694d7e 100644
--- a/src/dos/cdrom.cpp
+++ b/src/dos/cdrom.cpp
@@ -25,7 +25,7 @@
 #include "dosbox.h"
 #include "support.h"
 
-int CDROM_GetMountType(char* path, int) {
+int CDROM_GetMountType(char* path) {
 // 1 - Iso file
 // 2 - subdirectory
 
diff --git a/src/dos/cdrom.h b/src/dos/cdrom.h
index 3404fc02..c9735018 100644
--- a/src/dos/cdrom.h
+++ b/src/dos/cdrom.h
@@ -73,13 +73,13 @@ inline int msf_to_frames(int m, int s, int f) {
 	return m * 60 * REDBOOK_FRAMES_PER_SECOND + s * REDBOOK_FRAMES_PER_SECOND + f;
 }
 
-extern int CDROM_GetMountType(char* path, int force);
+extern int CDROM_GetMountType(char* path);
 
 class CDROM_Interface
 {
 public:
-	virtual ~CDROM_Interface        (void) {};
-	virtual bool SetDevice          (char* path, int forceCD) = 0;
+	virtual ~CDROM_Interface        (void) {}
+	virtual bool SetDevice          (char *path) = 0;
 	virtual bool GetUPC             (unsigned char& attr, char* upc) = 0;
 	virtual bool GetAudioTracks     (int& stTrack, int& end, TMSF& leadOut) = 0;
 	virtual bool GetAudioTrackInfo  (int track, TMSF& start, unsigned char& attr) = 0;
@@ -98,7 +98,7 @@ public:
 class CDROM_Interface_Fake : public CDROM_Interface
 {
 public:
-	bool SetDevice          (char* /*path*/, int /*forceCD*/) { return true; };
+	bool SetDevice          (char *) { return true; }
 	bool GetUPC             (unsigned char& attr, char* upc) { attr = 0; strcpy(upc,"UPC"); return true; };
 	bool GetAudioTracks     (int& stTrack, int& end, TMSF& leadOut);
 	bool GetAudioTrackInfo  (int track, TMSF& start, unsigned char& attr);
@@ -183,7 +183,7 @@ public:
 	CDROM_Interface_Image           (Bit8u _subUnit);
 	virtual ~CDROM_Interface_Image  (void);
 	void	InitNewMedia            (void);
-	bool	SetDevice               (char* path, int forceCD);
+	bool	SetDevice               (char *path);
 	bool	GetUPC                  (unsigned char& attr, char* upc);
 	bool	GetAudioTracks          (int& stTrack, int& end, TMSF& leadOut);
 	bool	GetAudioTrackInfo       (int track, TMSF& start, unsigned char& attr);
diff --git a/src/dos/cdrom_image.cpp b/src/dos/cdrom_image.cpp
index 6c9c147c..42bce965 100644
--- a/src/dos/cdrom_image.cpp
+++ b/src/dos/cdrom_image.cpp
@@ -263,9 +263,8 @@ void CDROM_Interface_Image::InitNewMedia()
 {
 }
 
-bool CDROM_Interface_Image::SetDevice(char* path, int forceCD)
+bool CDROM_Interface_Image::SetDevice(char* path)
 {
-	(void)forceCD; // unused by part of the API
 	if (LoadCueSheet(path) ||
 	    LoadIsoFile(path)) {
 		return true;
diff --git a/src/dos/dos_mscdex.cpp b/src/dos/dos_mscdex.cpp
index 9ff80bd1..3a060bfe 100644
--- a/src/dos/dos_mscdex.cpp
+++ b/src/dos/dos_mscdex.cpp
@@ -47,8 +47,6 @@
 #define	REQUEST_STATUS_DONE		0x0100
 #define	REQUEST_STATUS_ERROR	0x8000
 
-int forceCD				= -1;
-
 static Bitu MSCDEX_Strategy_Handler(void); 
 static Bitu MSCDEX_Interrupt_Handler(void);
 
@@ -250,7 +248,7 @@ int CMscdex::AddDrive(Bit16u _drive, char* physicalPath, Bit8u& subUnit)
 	// Set return type to ok
 	int result = 0;
 	// Get Mounttype and init needed cdrom interface
-	switch (CDROM_GetMountType(physicalPath,forceCD)) {
+	switch (CDROM_GetMountType(physicalPath)) {
 	case 0x00:
 		LOG(LOG_MISC,LOG_NORMAL)("MSCDEX: Mounting physical cdrom: %s"	,physicalPath);
 		// TODO: support for mounting physical CD-ROMs removed, provide
@@ -270,7 +268,7 @@ int CMscdex::AddDrive(Bit16u _drive, char* physicalPath, Bit8u& subUnit)
 		return 6;
 	};
 
-	if (!cdrom[numDrives]->SetDevice(physicalPath,forceCD)) {
+	if (!cdrom[numDrives]->SetDevice(physicalPath)) {
 //		delete cdrom[numDrives] ; mount seems to delete it
 		return 3;
 	}
@@ -1297,10 +1295,6 @@ bool MSCDEX_HasMediaChanged(Bit8u subUnit)
 	return true;
 }
 
-void MSCDEX_SetCDInterface(int, int numCD) {
-	forceCD	= numCD;
-}
-
 void MSCDEX_ShutDown(Section* /*sec*/) {
 	delete mscdex;
 	mscdex = 0;
diff --git a/src/dos/dos_programs.cpp b/src/dos/dos_programs.cpp
index 74044e9f..6911476f 100644
--- a/src/dos/dos_programs.cpp
+++ b/src/dos/dos_programs.cpp
@@ -51,7 +51,6 @@
 Bitu DEBUG_EnableDebugger(void);
 #endif
 
-void MSCDEX_SetCDInterface(int intNr, int forceCD);
 static Bitu ZDRIVE_NUM = 25;
 
 static const char* UnmountHelper(char umount) {
@@ -323,12 +322,15 @@ public:
 			if (type=="cdrom") {
 				int num = -1;
 				cmd->FindInt("-usecd",num,true);
+				// TODO: 
+				// if (num >= 0)
+				//     WriteOut warning, -usecd ignored, no physical CD support
 				int error = 0;
 				if (cmd->FindExist("-ioctl", false)) {
 					WriteOut(MSG_Get("MSCDEX_WARNING_IOCTL"));
 				}
 				if (cmd->FindExist("-noioctl", false)) {
-					MSCDEX_SetCDInterface(0, num);
+					WriteOut(MSG_Get("MSCDEX_WARNING_IOCTL"));
 				}
 				newdrive  = new cdromDrive(drive,temp_line.c_str(),sizes[0],bit8size,sizes[2],0,mediaid,error);
 				// Check Mscdex, if it worked out...
@@ -1411,7 +1413,6 @@ public:
 				return;
 			}
 
-			MSCDEX_SetCDInterface(0, -1);
 			// create new drives for all images
 			std::vector<DOS_Drive*> isoDisks;
 			std::vector<std::string>::size_type i;
diff --git a/src/dos/drive_iso.cpp b/src/dos/drive_iso.cpp
index bbc7b82a..5fdde52c 100644
--- a/src/dos/drive_iso.cpp
+++ b/src/dos/drive_iso.cpp
@@ -187,7 +187,7 @@ int isoDrive::UpdateMscdex(char driveLetter, const char* path, Bit8u& subUnit) {
 		CDROM_Interface* cdrom = new CDROM_Interface_Image(subUnit);
 		char pathCopy[CROSS_LEN];
 		safe_strncpy(pathCopy, path, CROSS_LEN);
-		if (!cdrom->SetDevice(pathCopy, 0)) {
+		if (!cdrom->SetDevice(pathCopy)) {
 			CDROM_Interface_Image::images[subUnit] = oldCdrom;
 			delete cdrom;
 			return 3;