11 files changed, 6 insertions, 623 deletions

diff --git a/apps/plugins/sdl/progs/duke3d/Engine/src/build.h b/apps/plugins/sdl/progs/duke3d/Engine/src/build.h
index f0389e54e2..c2934b62dd 100644
--- a/apps/plugins/sdl/progs/duke3d/Engine/src/build.h
+++ b/apps/plugins/sdl/progs/duke3d/Engine/src/build.h
@@ -7,11 +7,8 @@
 
 #ifndef _INCLUDE_BUILD_H_
 #define _INCLUDE_BUILD_H_
-#ifdef _WIN32
-   #include "windows/inttypes.h"
-#else
-   #include <inttypes.h>
-#endif
+
+#include <inttypes.h>
 
 #define MAXSECTORS 1024
 #define MAXWALLS 8192
@@ -223,12 +220,8 @@ SPRITE VARIABLES:
 
         Example: if the linked lists look like the following:
                  ÚÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄ¿
-                 ³      Sector lists:               Status lists:               ³
-                 ÃÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄ´
-                 ³  Sector0:  4, 5, 8             Status0:  2, 0, 8             ³
-                 ³  Sector1:  16, 2, 0, 7         Status1:  4, 5, 16, 7, 3, 9   ³
-                 ³  Sector2:  3, 9                                              ³
-                 ÀÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÙ
+                 ?     Sector lists:               Status lists:               ?                 ÃÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄ´
+                 ? Sector0:  4, 5, 8             Status0:  2, 0, 8             ?                 ? Sector1:  16, 2, 0, 7         Status1:  4, 5, 16, 7, 3, 9   ?                 ? Sector2:  3, 9                                              ?                 ÀÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÙ
         Notice that each number listed above is shown exactly once on both the
                 left and right side.  This is because any sprite that exists must
                 be in some sector, and must have some kind of status that you define.
diff --git a/apps/plugins/sdl/progs/duke3d/Engine/src/display.c b/apps/plugins/sdl/progs/duke3d/Engine/src/display.c
index 501ffa411c..c16c8fb25c 100644
--- a/apps/plugins/sdl/progs/duke3d/Engine/src/display.c
+++ b/apps/plugins/sdl/progs/duke3d/Engine/src/display.c
@@ -69,10 +69,6 @@ void TIMER_GetPlatformTicks(int64_t* t);
 
 
 
-#if ((defined PLATFORM_WIN32))
-#include <windows.h>
-#endif
-
 #include "draw.h"
 #include "cache.h"
 
@@ -763,12 +759,6 @@ void _platform_init(int argc, char  **argv, const char  *title, const char  *ico
     }
     
     
-
-#ifdef __APPLE__
-    SDL_putenv("SDL_VIDEODRIVER=Quartz");
-#endif
-        
-
     if (SDL_Init(SDL_INIT_VIDEO) == -1){
         Error(EXIT_FAILURE, "BUILDSDL: SDL_Init() failed!\nBUILDSDL: SDL_GetError() says \"%s\".\n", SDL_GetError());
     } 
@@ -946,14 +936,11 @@ int32_t _setgamemode(uint8_t  davidoption, int32_t daxdim, int32_t daydim)
         SDL_Surface     *image;
         Uint32          colorkey;
 
-    // don't override higher-res app icon on OS X
-#ifndef PLATFORM_MACOSX
         // Install icon
         image = SDL_LoadBMP_RW(SDL_RWFromMem(iconBMP, iconBMP_size), 1);
         colorkey = 0; // index in this image to be transparent
     SDL_SetColorKey(image, SDL_SRCCOLORKEY, colorkey);
         SDL_WM_SetIcon(image,NULL);
-#endif
     
     if (daxdim > MAXXDIM || daydim > MAXYDIM)
     {
@@ -1915,29 +1902,6 @@ void uninitkeys(void)
     /* does nothing in SDL. Key input handling is set up elsewhere. */
 }
 
-
-//unsigned int32_t getticks(void)
-//{
-//    return(SDL_GetTicks());
-//} /* getticks */
-
-
-//Timer on windows 98 used to be really poor but now it is very accurate
-// We can just use what SDL uses, no need for QueryPerformanceFrequency or QueryPerformanceCounter
-// (which I bet SDL is using anyway).
-#if 0//PLATFORM_WIN32 
-int TIMER_GetPlatformTicksInOneSecond(int64_t* t)
-{
-    QueryPerformanceFrequency((LARGE_INTEGER*)t);
-    return 1;
-}
-
-void TIMER_GetPlatformTicks(int64_t* t)
-{
-    QueryPerformanceCounter((LARGE_INTEGER*)t);
-}
-#else
-//FCS: Let's try to use SDL again: Maybe SDL library is accurate enough now.
 int TIMER_GetPlatformTicksInOneSecond(int64_t* t)
 {
     *t = 1000;
@@ -1948,6 +1912,5 @@ void TIMER_GetPlatformTicks(int64_t* t)
 {
     *t = SDL_GetTicks();
 }
-#endif
 /* end of sdl_driver.c ... */
 
diff --git a/apps/plugins/sdl/progs/duke3d/Engine/src/draw.h b/apps/plugins/sdl/progs/duke3d/Engine/src/draw.h
index 0f2a656b6a..eff82c9e0d 100644
--- a/apps/plugins/sdl/progs/duke3d/Engine/src/draw.h
+++ b/apps/plugins/sdl/progs/duke3d/Engine/src/draw.h
@@ -8,11 +8,7 @@
 #ifndef _INCLUDE_A_H_
 #define _INCLUDE_A_H_
 
-#ifdef _WIN32
-   #include "windows/inttypes.h"
-#else
-   #include <inttypes.h>
-#endif
+#include <inttypes.h>
 
 
 //C++ linker friendly
diff --git a/apps/plugins/sdl/progs/duke3d/Engine/src/engine.c b/apps/plugins/sdl/progs/duke3d/Engine/src/engine.c
index c0a7390882..b3b807d706 100644
--- a/apps/plugins/sdl/progs/duke3d/Engine/src/engine.c
+++ b/apps/plugins/sdl/progs/duke3d/Engine/src/engine.c
@@ -3335,13 +3335,7 @@ int saveboard(char  *filename, int32_t *daposx, int32_t *daposy,
     walltype *w;
     sectortype *sect;
 
-#if ((defined PLATFORM_DOS) || (defined PLATFORM_WIN32))
-    permissions = S_IWRITE;
-#elif (defined PLATFORM_UNIX)
-    permissions = S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH;
-#elif (defined PLATFORM_ROCKBOX)
     permissions = 0644;
-#endif
 
     if ((fil = rb->open(filename,
                     O_BINARY|O_TRUNC|O_CREAT|O_WRONLY,
diff --git a/apps/plugins/sdl/progs/duke3d/Engine/src/filesystem.h b/apps/plugins/sdl/progs/duke3d/Engine/src/filesystem.h
index 59e0e9e530..fe172072b5 100644
--- a/apps/plugins/sdl/progs/duke3d/Engine/src/filesystem.h
+++ b/apps/plugins/sdl/progs/duke3d/Engine/src/filesystem.h
@@ -42,8 +42,6 @@ void     setGameDir(char* gameDir);
 
 int32_t  TCkopen4load(const char  *filename, int32_t readfromGRP);
 
-#if defined(__APPLE__) || defined(__linux__)
 int32_t  filelength(int32_t fd);
-#endif
 
 #endif
diff --git a/apps/plugins/sdl/progs/duke3d/Engine/src/macos_compat.h b/apps/plugins/sdl/progs/duke3d/Engine/src/macos_compat.h
deleted file mode 100644
index 7eb205daa6..0000000000
--- a/apps/plugins/sdl/progs/duke3d/Engine/src/macos_compat.h
+++ /dev/null
@@ -1,62 +0,0 @@
-//
-//  macos_compat.h
-//  Duke3D
-//
-//  Created by fabien sanglard on 12-12-12.
-//  Copyright (c) 2012 fabien sanglard. All rights reserved.
-//
-
-#ifndef Duke3D_macos_compat_h
-#define Duke3D_macos_compat_h
-
-#define PLATFORM_SUPPORTS_SDL
-
-#include <stdlib.h>
-
-#define kmalloc(x) malloc(x)
-#define kkmalloc(x) malloc(x)
-#define kfree(x) free(x)
-#define kkfree(x) free(x)
-
-#ifdef FP_OFF
-#undef FP_OFF
-#endif
-
-// Horrible horrible macro: Watcom allowed memory pointer to be cast
-// to a 32bits integer. The code is unfortunately stuffed with this :( !
-#define FP_OFF(x) ((int32_t) (x))
-
-#ifndef max
-#define max(x, y)  (((x) > (y)) ? (x) : (y))
-#endif
-
-#ifndef min
-#define min(x, y)  (((x) < (y)) ? (x) : (y))
-#endif
-
-#include <inttypes.h>
-#define __int64 int64_t
-
-#define O_BINARY 0
-
-#define UDP_NETWORKING 1
-
-#define PLATFORM_MACOSX 1
-
-#define SOL_IP SOL_SOCKET
-#define IP_RECVERR  SO_BROADCAST
-
-#define stricmp strcasecmp
-#define strcmpi strcasecmp
-
-#include <assert.h>
-#include <sys/stat.h>
-#include <sys/types.h>
-#include <sys/uio.h>
-#include <unistd.h>
-#include <fcntl.h>
-#include <string.h>
-
-#define USER_DUMMY_NETWORK 1
-
-#endif
diff --git a/apps/plugins/sdl/progs/duke3d/Engine/src/mmulti.c b/apps/plugins/sdl/progs/duke3d/Engine/src/mmulti.c
index dea2b7d35c..9d2afe9d33 100644
--- a/apps/plugins/sdl/progs/duke3d/Engine/src/mmulti.c
+++ b/apps/plugins/sdl/progs/duke3d/Engine/src/mmulti.c
@@ -557,49 +557,8 @@ void deinit_network_transport(gcomtype *gcom)
 
 void unstable_callcommit(void){}
 
-#elif (defined PLATFORM_DOS)
-gcomtype *init_network_transport(char **ARGV, int argpos)
-{
-    /*
-     * How to talk to COMMIT is passed as a pointer to a block of memory
-     *  that COMMIT.EXE configures...
-     */
-        return((gcomtype *)atol(ARGV[argpos]));  /* UGH!  --ryan. */
-} /* init_network_transport */
-
-static union REGS regs;
-
-#pragma aux longcall =\
-        "call eax",\
-        parm [eax]
-
-void callcommit(void)
-{
-        if (gcom->intnum&0xff00)
-                longcall(gcom->longcalladdress);
-        else
-                int386(gcom->intnum,&regs,&regs);
-}
-
-void deinit_network_transport(gcomtype *gcom)
-{
-    /* no-op, apparently. */
-}
-
-
 #elif UDP_NETWORKING
 
-#if PLATFORM_WIN32
-#  include <winsock.h>
-#  define EAGAIN WSAEWOULDBLOCK
-#  define EWOULDBLOCK WSAEWOULDBLOCK
-#  define ECONNREFUSED WSAECONNRESET
-#  define socklen_t size_t
-#  define netstrerror() win32netstrerror()
-#  define neterrno() WSAGetLastError()
-#  define sockettype SOCKET
-#  define socketclose(x) closesocket(x)
-#else
 #  include <sys/types.h>
 #  include <sys/socket.h>
 #  include <netinet/in.h>
@@ -618,7 +577,6 @@ void deinit_network_transport(gcomtype *gcom)
 #  ifndef MSG_ERRQUEUE  /* legacy glibc header workaround... */
 #    define MSG_ERRQUEUE 0x2000
 #  endif
-#endif
 
 #define SOCKET_SHUTDOWN_BOTH 2
 
@@ -650,47 +608,6 @@ static void siginthandler(int sigint)
     ctrlc_pressed = 1;
 }
 
-#if PLATFORM_WIN32
-/*
- * Figure out what the last failing Win32 API call was, and
- *  generate a human-readable string for the error message.
- *
- * The return value is a static buffer that is overwritten with
- *  each call to this function.
- *
- * Code lifted from PhysicsFS: http://icculus.org/physfs/
- */
-static const char *win32netstrerror(void)
-{
-    static TCHAR msgbuf[255];
-    TCHAR *ptr = msgbuf;
-
-    FormatMessage(
-        FORMAT_MESSAGE_FROM_SYSTEM |
-        FORMAT_MESSAGE_IGNORE_INSERTS,
-        NULL,
-        WSAGetLastError(), /*GetLastError(),*/
-        MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), /* Default language */
-        msgbuf,
-        sizeof (msgbuf) / sizeof (TCHAR),
-        NULL 
-    );
-
-        /* chop off newlines. */
-    for (ptr = msgbuf; *ptr; ptr++)
-    {
-        if ((*ptr == '\n') || (*ptr == '\r'))
-        {
-            *ptr = ' ';
-            break;
-        } /* if */
-    } /* for */
-
-    return((const char *) msgbuf);
-} /* win32strerror */
-#endif
-
-
 typedef enum
 {
     udpmode_peer,
@@ -758,7 +675,6 @@ static int get_udp_packet(int *ip, short *_port, void *pkt, size_t pktsize)
         if (rc == -1)
         err = neterrno();
 
-#if !PLATFORM_WIN32
         /* !!! FIXME: Linux specific? */
     if (rc == -1)  /* fill in the addr structure on error... */
     {
@@ -766,7 +682,6 @@ static int get_udp_packet(int *ip, short *_port, void *pkt, size_t pktsize)
         recvfrom(udpsocket, NULL, 0, MSG_ERRQUEUE,
                  (struct sockaddr *) &addr, &l);
     }
-#endif
 
     *ip = ntohl(addr.sin_addr.s_addr);
     port = ntohs(addr.sin_port);
@@ -933,10 +848,6 @@ static int set_socket_blockmode(int onOrOff)
 
     /* set socket to be (non-)blocking. */
 
-#if PLATFORM_WIN32
-    flags = (onOrOff) ? 0 : 1;
-    rc = (ioctlsocket(udpsocket, FIONBIO, &flags) == 0);
-#else
     flags = fcntl(udpsocket, F_GETFL, 0);
     if (flags != -1)
     {
@@ -946,7 +857,6 @@ static int set_socket_blockmode(int onOrOff)
             flags |= O_NONBLOCK;
             rc = (fcntl(udpsocket, F_SETFL, flags) == 0);
     }
-#endif
 
     if (!rc)
     {
@@ -992,13 +902,11 @@ static int open_udp_socket(int ip, int port)
     if (!set_socket_blockmode(0))
         return(0);
 
-    #if !PLATFORM_WIN32
     {
         /* !!! FIXME: Might be Linux (not Unix, not BSD, not WinSock) specific. */
         int flags = 1;
         setsockopt(udpsocket, SOL_IP, IP_RECVERR, &flags, sizeof (flags));
     }
-    #endif
 
     memset(&addr, '\0', sizeof (addr));
     addr.sin_family = AF_INET;
@@ -1376,37 +1284,11 @@ static int parse_interface(char *str, int *ip, short *udpport)
 
 static int initialize_sockets(void)
 {
-#if PLATFORM_WIN32
-    int rc;
-    WSADATA data;
-    printf("initializing WinSock...\n");
-    rc = WSAStartup(0x0101, &data);
-    if (rc != 0)
-    {
-        printf("WinSock failed to initialize! [err==%d].\n", rc);
-        return(0);
-    }
-    else
-    {
-        printf("WinSock initialized.\n");
-        printf("  - Caller uses version %d.%d, highest supported is %d.%d.\n",
-                data.wVersion >> 8, data.wVersion & 0xFF,
-                data.wHighVersion >> 8, data.wHighVersion & 0xFF);
-        printf("  - Implementation description: [%s].\n", data.szDescription);
-        printf("  - System status: [%s].\n", data.szSystemStatus);
-        printf("  - Max sockets: %d.\n", data.iMaxSockets);
-        printf("  - Max UDP datagram size: %d.\n", data.iMaxUdpDg);
-    }
-#endif
-
     return(1);
 }
 
 static void deinitialize_sockets(void)
 {
-#if PLATFORM_WIN32
-    WSACleanup();
-#endif
 }
 
 static int parse_udp_config(const char *cfgfile, gcomtype *gcom)
diff --git a/apps/plugins/sdl/progs/duke3d/Engine/src/multi.c b/apps/plugins/sdl/progs/duke3d/Engine/src/multi.c
index c2ded00914..b23481bc08 100644
--- a/apps/plugins/sdl/progs/duke3d/Engine/src/multi.c
+++ b/apps/plugins/sdl/progs/duke3d/Engine/src/multi.c
@@ -46,39 +46,9 @@ long crctable[256];
 
         //COM ONLY variables
 long comnum, comvect, comspeed, comtemp, comi, comescape, comreset;
-#ifdef PLATFORM_DOS   // !!! this is a real mess. --ryan.
-static void interrupt far comhandler(void);
-static unsigned short orig_pm_sel, orig_rm_seg, orig_rm_off;
-static unsigned long orig_pm_off;
-#endif
 volatile unsigned char *inbuf, *outbuf, *comerror, *incnt, *comtype;
 volatile unsigned char *comresend;
 volatile short *inbufplc, *inbufend, *outbufplc, *outbufend, *comport;
-#ifdef PLATFORM_DOS   // !!! this is a real mess. --ryan.
-static char rmbuffer[COMCODEBYTES] =        //See realcom.asm
-{
-        0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
-        0x00,0x00,0x00,0x00,0x50,0x53,0x66,0x51,0x52,0x2e,
-        0x8b,0x16,0x08,0x00,0x83,0xc2,0x02,0xec,0x24,0x07,
-        0x8a,0xe0,0x80,0xfc,0x02,0x74,0x08,0x80,0xfc,0x04,
-        0x74,0x62,0xe9,0x89,0x00,0x2e,0x8b,0x16,0x08,0x00,
-        0x2e,0x8a,0x0e,0x0a,0x00,0x80,0xe9,0x01,0x78,0x7a,
-        0x2e,0x80,0x3e,0x0c,0x00,0x01,0x7c,0x10,0x74,0x04,
-        0xb0,0x83,0xeb,0x02,0xb0,0x8f,0xee,0x2e,0xfe,0x0e,
-        0x0c,0x00,0xeb,0xe3,0x2e,0x80,0x3e,0x0b,0x00,0x01,
-        0x7c,0x12,0x74,0x04,0xb0,0x83,0xeb,0x04,0x2e,0xa0,
-        0x0d,0x00,0xee,0x2e,0xfe,0x0e,0x0b,0x00,0xeb,0xc9,
-        0x2e,0x8b,0x1e,0x04,0x00,0x2e,0x3b,0x1e,0x06,0x00,
-        0x74,0x3c,0x2e,0x8a,0x87,0x80,0x41,0xee,0x43,0x81,
-        0xe3,0xff,0x3f,0x2e,0x89,0x1e,0x04,0x00,0xeb,0xab,
-        0x2e,0x8b,0x16,0x08,0x00,0xec,0x2e,0x8b,0x1e,0x02,
-        0x00,0x2e,0x88,0x87,0x80,0x01,0x43,0x81,0xe3,0xff,
-        0x3f,0x2e,0x89,0x1e,0x02,0x00,0x2e,0x80,0x3e,0x0a,
-        0x00,0x10,0x75,0x08,0x83,0xc2,0x05,0xec,0xa8,0x01,
-        0x75,0xd6,0xf6,0xc4,0x01,0x0f,0x84,0x56,0xff,0xb0,
-        0x20,0xe6,0x20,0x5a,0x66,0x59,0x5b,0x58,0xcf,
-};
-#endif
 
         //NET ONLY variables
 short socket = 0x4949;
@@ -106,80 +76,17 @@ static char rmnetbuffer[NETCODEBYTES] =
 };
 static long my7a = 0;
 
-#ifdef PLATFORM_DOS
-#pragma aux koutp =\
-        "out dx, al",\
-        parm [edx][eax]\
-
-#pragma aux kinp =\
-        "in al, dx",\
-        parm [edx]
-#endif
-
 long convalloc32 (long size)
 {
-#ifdef PLATFORM_DOS     
-        union REGS r;
-
-        r.x.eax = 0x0100;           //DPMI allocate DOS memory
-        r.x.ebx = ((size+15)>>4);   //Number of paragraphs requested
-        int386(0x31,&r,&r);
-
-        if (r.x.cflag != 0) return ((long)0);   //Failed
-        return ((long)((r.x.eax&0xffff)<<4));   //Returns full 32-bit offset
-#else
         fprintf (stderr, "%s, line %d; convalloc32() called\n", __FILE__,
                 __LINE__);
         return 0;
-#endif  
 }
 
-#ifdef PLATFORM_DOS
-#pragma aux fixregistersaftersimulate =\
-        "cld",\
-        "push ds",\
-        "pop es",\
-
-static struct rminfo
-{
-        long EDI, ESI, EBP, ESP, EBX, EDX, ECX, EAX;
-        short flags, ES, DS, FS, GS, IP, CS, SP, SS;
-} RMI;
-#endif
-
 long simulateint(char intnum, long daeax, long daebx, long daecx, long daedx, long daesi, long daedi)
 {
-#ifdef PLATFORM_DOS     
-        union REGS regs;
-        struct SREGS sregs;
-
-        memset(&RMI,0,sizeof(RMI));    // Set up real-mode call structure
-        memset(&sregs,0,sizeof(sregs));
-
-        RMI.EAX = daeax;
-        RMI.EBX = daebx;
-        RMI.ECX = daecx;
-        RMI.EDX = daedx;
-        RMI.ESI = daesi-rmoffset32;
-        RMI.EDI = daedi-rmoffset32;
-        RMI.DS = rmsegment16;
-        RMI.ES = rmsegment16;
-
-        regs.w.ax = 0x0300;            // Use DMPI call 300h to issue the DOS interrupt
-        regs.h.bl = intnum;
-        regs.h.bh = 0;
-        regs.w.cx = 0;
-        sregs.es = FP_SEG(&RMI);
-        regs.x.edi = FP_OFF(&RMI);
-        int386x(0x31,&regs,&regs,&sregs);
-
-        fixregistersaftersimulate();
-
-        return(RMI.EAX);
-#else
         fprintf(stderr, "%s line %d; simulateint() called\n",__FILE__,__LINE__);
         return 0;
-#endif  
 }
 
 void initmultiplayers(char damultioption, char dacomrateoption, char dapriority)
@@ -237,22 +144,6 @@ int neton(void)
         long i, j;
 
         if ((simulateint(0x2f,(long)0x7a00,0L,0L,0L,0L,0L)&255) != 255) return(-1);
-        if (*(long *)(0x7a<<2) == 0)
-        {
-#ifdef PLATFORM_DOS             
-                printf("Faking int 0x7a to call IPX entry at: %4x:%4x\n",RMI.ES,RMI.EDI&65535);
-                my7a = convalloc32(16L);
-                *(short *)((0x7a<<2)+0) = (my7a&15);
-                *(short *)((0x7a<<2)+2) = (my7a>>4);
-
-                *(char *)(my7a+0) = 0x2e;               //call far ptr [L1]
-                *(char *)(my7a+1) = 0x9a;
-                *(long *)(my7a+2) = 7L;
-                *(char *)(my7a+6) = 0xcf;               //iret
-                *(short *)(my7a+7) = (RMI.EDI&65535);   //L1: ipxoff
-                *(short *)(my7a+9) = RMI.ES;            //    ipxseg
-#endif          
-        }
 
                 //Special stuff for WATCOM C
         if ((rmoffset32 = convalloc32(1380L+NETCODEBYTES+COMBUFSIZ)) == 0)
@@ -349,9 +240,6 @@ int comon()
           // Baud-Setting,?,?,Parity O/E,Parity Off/On, Stop-1/2,Bits-5/6/7/8
           // 0x0b is odd parity,1 stop bit, 8 bits
 
-#ifdef PLATFORM_DOS     
-        _disable();
-#endif  
         koutp((*comport)+3,0x80);                  //enable latch registers
         divisor = 115200 / comspeed;
         koutp((*comport)+0,divisor&255);           //# = 115200 / bps
@@ -384,9 +272,6 @@ int comon()
 
         comescape = 0; comreset = 0;
         *comerror = 0; *comresend = 0;
-#ifdef PLATFORM_DOS     
-        _enable();
-#endif  
 
         syncbufleng = 0;
 
@@ -410,18 +295,12 @@ void comoff()
                 i--;
         }
 
-#ifdef PLATFORM_DOS     
-        _disable();
-#endif  
         koutp(0x21,kinp(0x21)|(1<<(comvect&7)));          //Mask vector
         if (hangup != 0)
         {
                 koutp((*comport)+1,0);
                 koutp((*comport)+4,0);
         }
-#ifdef PLATFORM_DOS     
-        _enable();
-#endif  
         uninstallbicomhandlers();
 }
 
@@ -921,87 +800,14 @@ long getcrc(char *buffer, short bufleng)
 
 void installbicomhandlers(void)
 {
-#ifdef PLATFORM_DOS     
-        union REGS r;
-        struct SREGS sr;
-        long lowp;
-        void far *fh;
-
-                //Get old protected mode handler
-        r.x.eax = 0x3500+comvect;   /* DOS get vector (INT 0Ch) */
-        sr.ds = sr.es = 0;
-        int386x(0x21,&r,&r,&sr);
-        orig_pm_sel = (unsigned short)sr.es;
-        orig_pm_off = r.x.ebx;
-
-                //Get old real mode handler
-        r.x.eax = 0x0200;   /* DPMI get real mode vector */
-        r.h.bl = comvect;
-        int386(0x31,&r,&r);
-        orig_rm_seg = (unsigned short)r.x.ecx;
-        orig_rm_off = (unsigned short)r.x.edx;
-
-                //Allocate memory in low memory to store real mode handler
-        if ((lowp = convalloc32(COMCODEBYTES+(COMBUFSIZ<<1))) == 0)
-                { printf("Can't allocate conventional memory.\n"); exit; }
-
-        inbufplc = (short *)(lowp+0);
-        inbufend = (short *)(lowp+2);
-        outbufplc = (short *)(lowp+4);
-        outbufend = (short *)(lowp+6);
-        comport = (short *)(lowp+8);
-        comtype = (char *)(lowp+10);
-        comerror = (char *)(lowp+11);
-        comresend = (char *)(lowp+12);
-        incnt = (char *)(lowp+13);
-        inbuf = (char *)(lowp+COMCODEBYTES);
-        outbuf = (char *)(lowp+COMCODEBYTES+COMBUFSIZ);
-
-        memcpy((void *)lowp,(void *)rmbuffer,COMCODEBYTES);
-
-                //Set new protected mode handler
-        r.x.eax = 0x2500+comvect;   /* DOS set vector (INT 0Ch) */
-        fh = (void far *)comhandler;
-        r.x.edx = FP_OFF(fh);
-        sr.ds = FP_SEG(fh);      //DS:EDX == &handler
-        sr.es = 0;
-        int386x(0x21,&r,&r,&sr);
-
-                //Set new real mode handler (must be after setting protected mode)
-        r.x.eax = 0x0201;
-        r.h.bl = comvect;              //CX:DX == real mode &handler
-        r.x.ecx = ((lowp>>4)&0xffff);  //D32realseg
-        r.x.edx = COMCODEOFFS;         //D32realoff
-        int386(0x31,&r,&r);
-#else
         fprintf (stderr,"%s, line %d; installbicomhandlers() called\n",
                 __FILE__, __LINE__);
-#endif  
 }
 
 void uninstallbicomhandlers(void)
 {
-#ifdef PLATFORM_DOS     
-        union REGS r;
-        struct SREGS sr;
-
-                //restore old protected mode handler
-        r.x.eax = 0x2500+comvect;   /* DOS set vector (INT 0Ch) */
-        r.x.edx = orig_pm_off;
-        sr.ds = orig_pm_sel;    /* DS:EDX == &handler */
-        sr.es = 0;
-        int386x(0x21,&r,&r,&sr);
-
-                //restore old real mode handler
-        r.x.eax = 0x0201;   /* DPMI set real mode vector */
-        r.h.bl = comvect;
-        r.x.ecx = (unsigned long)orig_rm_seg;     //CX:DX == real mode &handler
-        r.x.edx = (unsigned long)orig_rm_off;
-        int386(0x31,&r,&r);
-#else
         fprintf (stderr, "%s line %d; uninstallbicomhandlers() called\n",
                 __FILE__, __LINE__);    
-#endif  
 }
 
 void processreservedmessage(short tempbufleng, char *datempbuf)
diff --git a/apps/plugins/sdl/progs/duke3d/Engine/src/platform.h b/apps/plugins/sdl/progs/duke3d/Engine/src/platform.h
index a8cfe1843e..6d91d25530 100644
--- a/apps/plugins/sdl/progs/duke3d/Engine/src/platform.h
+++ b/apps/plugins/sdl/progs/duke3d/Engine/src/platform.h
@@ -1,15 +1,7 @@
 #ifndef _INCLUDE_PLATFORM_DUKE_H_
 #define _INCLUDE_PLATFORM_DUKE_H_
 
-#if (defined PLATFORM_WIN32)
-    #include "win32_compat.h"
-#elif (defined PLATFORM_UNIX)
-    #include "unix_compat.h"
-#elif (defined PLATFORM_DOS)
-    #include "doscmpat.h"
-#elif (defined __APPLE__)
-    #include "macos_compat.h"
-#elif (defined ROCKBOX)
+#if (defined ROCKBOX)
     #include "rockbox_compat.h"
 #else
 #error Define your platform!
@@ -21,15 +13,9 @@
 
 uint16_t _swap16(uint16_t D);
 unsigned int _swap32(unsigned int D);
-#if defined(PLATFORM_MACOSX) && defined(__ppc__)
-#define PLATFORM_BIGENDIAN 1
-#define BUILDSWAP_INTEL16(x) _swap16(x)
-#define BUILDSWAP_INTEL32(x) _swap32(x)
-#else
 #define PLATFORM_LITTLEENDIAN 1
 #define BUILDSWAP_INTEL16(x) (x)
 #define BUILDSWAP_INTEL32(x) (x)
-#endif
 
 #endif  /* !defined _INCLUDE_PLATFORM_H_ */
 
diff --git a/apps/plugins/sdl/progs/duke3d/Engine/src/unix_compat.h b/apps/plugins/sdl/progs/duke3d/Engine/src/unix_compat.h
deleted file mode 100644
index 811e99ea08..0000000000
--- a/apps/plugins/sdl/progs/duke3d/Engine/src/unix_compat.h
+++ /dev/null
@@ -1,67 +0,0 @@
-//
-//  unix_compat.h
-//  Duke3D
-//
-//  Based on macos_compat.h
-//  Copyright Wed, Jul 31, 2013, Juan Manuel Borges Caño (GPLv3+)
-//
-
-#ifndef Duke3D_unix_compat_h
-#define Duke3D_unix_compat_h
-
-//#define BYTE_ORDER LITTLE_ENDIAN
-#define PLATFORM_SUPPORTS_SDL
-
-#include <stdlib.h>
-
-#define kmalloc(x) malloc(x)
-#define kkmalloc(x) malloc(x)
-#define kfree(x) free(x)
-#define kkfree(x) free(x)
-
-#ifdef FP_OFF
-#undef FP_OFF
-#endif
-
-// Horrible horrible macro: Watcom allowed memory pointer to be cast
-// to a 32bits integer. The code is unfortunately stuffed with this :( !
-#define FP_OFF(x) ((int32_t) (x))
-
-#ifndef max
-#define max(x, y)  (((x) > (y)) ? (x) : (y))
-#endif
-
-#ifndef min
-#define min(x, y)  (((x) < (y)) ? (x) : (y))
-#endif
-
-#include <inttypes.h>
-#define __int64 int64_t
-
-#define O_BINARY 0
-
-#define UDP_NETWORKING 1
-
-#define PLATFORM_UNIX 1
-
-/*
-#define SOL_IP SOL_SOCKET
-#define IP_RECVERR  SO_BROADCAST
-*/
-
-#define stricmp strcasecmp
-#define strcmpi strcasecmp
-
-#define S_IREAD S_IRUSR
-#include <assert.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <sys/uio.h>
-#include <unistd.h>
-#include <fcntl.h>
-#include <dirent.h>
-#include <string.h>
-
-#define USER_DUMMY_NETWORK 1
-
-#endif
diff --git a/apps/plugins/sdl/progs/duke3d/Engine/src/win32_compat.h b/apps/plugins/sdl/progs/duke3d/Engine/src/win32_compat.h
deleted file mode 100644
index e509e9bf37..0000000000
--- a/apps/plugins/sdl/progs/duke3d/Engine/src/win32_compat.h
+++ /dev/null
@@ -1,106 +0,0 @@
-/*
- * win32 compatibility header. Takes care of some legacy code issues
- *  and incompatibilities at the source level.
- *
- *  Written by Ryan C. Gordon (icculus@clutteredmind.org)
- *
- * Please do NOT harrass Ken Silverman about any code modifications
- *  (including this file) to BUILD.
- */
-
-/*
- * "Build Engine & Tools" Copyright (c) 1993-1997 Ken Silverman
- * Ken Silverman's official web site: "http://www.advsys.net/ken"
- * See the included license file "BUILDLIC.TXT" for license info.
- * This file IS NOT A PART OF Ken Silverman's original release
- */
-
-
-  
-#ifndef _INCLUDE_WIN32_COMPAT_H_
-#define _INCLUDE_WIN32_COMPAT_H_
-
-#if (!defined PLATFORM_WIN32)
-#error PLATFORM_WIN32 is not defined.
-#endif
-
-#define PLATFORM_SUPPORTS_SDL
-
-#include <stdio.h>
-
-#if (!defined _MSC_VER)
-        #include <unistd.h>
-#else
-        #include <fcntl.h>
-    #include <SYS\STAT.H>
-#endif
-
-#include <stdlib.h>
-#include <io.h>
-#include <direct.h>
-#include <conio.h>
-#include <dos.h>
-#include <assert.h>
-#include <string.h>
-
-#define kmalloc(x) malloc(x)
-#define kkmalloc(x) malloc(x)
-#define kfree(x) free(x)
-#define kkfree(x) free(x)
-
-#ifdef FP_OFF
-#undef FP_OFF
-#endif
-
-#define FP_OFF(x) ((long) (x))
-
-/* !!! This might be temporary. */
-#define printext16 printext256
-#define printext16_noupdate printext256_noupdate
-
-#ifndef max
-#define max(x, y)  (((x) > (y)) ? (x) : (y))
-#endif
-
-#ifndef min
-#define min(x, y)  (((x) < (y)) ? (x) : (y))
-#endif
-
-#if (defined __WATCOMC__)
-#define inline
-#pragma intrinsic(min);
-#pragma intrinsic(max);
-#define __int64 long long
-#endif
-
-#if (defined _MSC_VER)
-#if ((!defined _INTEGRAL_MAX_BITS) || (_INTEGRAL_MAX_BITS < 64))
-#error __int64 type not supported
-#endif
-
-#define open _open
-#define O_BINARY _O_BINARY
-#define O_RDONLY _O_RDONLY
-#define O_WRONLY _O_WRONLY
-#define O_RDWR _O_RDWR
-#define O_TRUNC _O_TRUNC
-#define O_CREAT _O_CREAT
-#define S_IREAD _S_IREAD
-#define S_IWRITE _S_IWRITE
-#define S_IRDWR _S_IRDWR
-#endif /* defined _MSC_VER */
-
-#define snprintf _snprintf
-
-#define strncasecmp strnicmp
-
-//Damn you Microsoft, how hard would it REALLY be to support C99 ?!??!?!
-#define inline 
-#include "windows/inttypes.h"
-
-#endif
-
-/* end of win32_compat.h ... */
-
-
-