Remove the remnants of OS/2 support.

This has never worked in any modular server release, and as far as I know
was never tested in 6.7 through 6.9.

50 files changed, 31 insertions, 910 deletions

diff --git a/Xext/security.c b/Xext/security.c
index c17a438b4..ba057defd 100644
--- a/Xext/security.c
+++ b/Xext/security.c
@@ -1285,11 +1285,7 @@ SecurityFreePropertyAccessList(void)
     }
 } /* SecurityFreePropertyAccessList */
 
-#ifndef __UNIXOS2__
 #define SecurityIsWhitespace(c) ( (c == ' ') || (c == '\t') || (c == '\n') )
-#else
-#define SecurityIsWhitespace(c) ( (c == ' ') || (c == '\t') || (c == '\n') || (c == '\r') )
-#endif
 
 static char *
 SecuritySkipWhitespace(
@@ -1567,11 +1563,7 @@ SecurityLoadPropertyAccessList(void)
     if (!SecurityPolicyFile)
 	return;
 
-#ifndef __UNIXOS2__
     f = fopen(SecurityPolicyFile, "r");
-#else
-    f = fopen((char*)__XOS2RedirRoot(SecurityPolicyFile), "r");
-#endif    
     if (!f)
     {
 	ErrorF("error opening security policy file %s\n",
diff --git a/hw/xfree86/common/modeline2c.pl b/hw/xfree86/common/modeline2c.pl
index cc6c6925e..88e380de4 100644
--- a/hw/xfree86/common/modeline2c.pl
+++ b/hw/xfree86/common/modeline2c.pl
@@ -71,9 +71,6 @@ printf("/* \$$proj\$ */
 #include <xorg-config.h>
 #endif
 
-#ifdef __UNIXOS2__
-#define I_NEED_OS2_H
-#endif
 #include \"xf86.h\"
 #include \"xf86Config.h\"
 #include \"xf86Priv.h\"
diff --git a/hw/xfree86/common/xf86Config.c b/hw/xfree86/common/xf86Config.c
index bf2272090..4bd93b89f 100644
--- a/hw/xfree86/common/xf86Config.c
+++ b/hw/xfree86/common/xf86Config.c
@@ -53,10 +53,6 @@
 #include <grp.h>
 #endif
 
-#ifdef __UNIXOS2__
-#define I_NEED_OS2_H
-#endif
-
 #include "xf86.h"
 #include "xf86Parser.h"
 #include "xf86tokens.h"
@@ -181,15 +177,8 @@ xf86ValidateFontPath(char *path)
   while (next != NULL) {
     path_elem = xf86GetPathElem(&next);
     if (*path_elem == '/') {
-#ifndef __UNIXOS2__
       dir_elem = xnfcalloc(1, strlen(path_elem) + 1);
       if ((p1 = strchr(path_elem, ':')) != 0)
-#else
-    /* OS/2 must prepend X11ROOT */
-      path_elem = (char*)__XOS2RedirRoot(path_elem);
-      dir_elem = xnfcalloc(1, strlen(path_elem) + 1);
-      if (p1 = strchr(path_elem+2, ':'))
-#endif
 	dirlen = p1 - path_elem;
       else
 	dirlen = strlen(path_elem);
@@ -213,9 +202,7 @@ xf86ValidateFontPath(char *path)
 	if (flag == 0)
 	  if (!S_ISREG(stat_buf.st_mode))
 	    flag = -1;
-#ifndef __UNIXOS2__
 	xfree(p1);
-#endif
 	if (flag != 0) {
 	  xf86Msg(X_WARNING,
 		  "`fonts.dir' not found (or not valid) in \"%s\".\n", 
diff --git a/hw/xfree86/common/xf86Configure.c b/hw/xfree86/common/xf86Configure.c
index 7b04bd6bd..abe986e22 100644
--- a/hw/xfree86/common/xf86Configure.c
+++ b/hw/xfree86/common/xf86Configure.c
@@ -70,10 +70,7 @@ _X_EXPORT xf86MonPtr ConfiguredMonitor;
 Bool xf86DoConfigurePass1 = TRUE;
 static Bool foundMouse = FALSE;
 
-#if defined(__UNIXOS2__)
-#define DFLT_MOUSE_DEV "mouse$"
-#define DFLT_MOUSE_PROTO "OS2Mouse"
-#elif defined(__SCO__)
+#if defined(__SCO__)
 static char *DFLT_MOUSE_PROTO = "OSMouse";
 #elif defined(__UNIXWARE__)
 static char *DFLT_MOUSE_PROTO = "OSMouse";
@@ -872,9 +869,6 @@ DoConfigure()
     if (!(home = getenv("HOME")))
     	home = "/";
     {
-#ifdef __UNIXOS2__
-#define PATH_MAX 2048
-#endif
 #if !defined(PATH_MAX)
 #define PATH_MAX 1024
 #endif
@@ -1010,13 +1004,11 @@ DoConfigure()
 	ErrorF("\n"__XSERVERNAME__" is not able to detect your mouse.\n"
 		"Edit the file and correct the Device.\n");
     } else {
-#ifndef __UNIXOS2__  /* OS/2 definitely has a mouse */
 	ErrorF("\n"__XSERVERNAME__" detected your mouse at device %s.\n"
 		"Please check your config if the mouse is still not\n"
 		"operational, as by default "__XSERVERNAME__
 	       " tries to autodetect\n"
 		"the protocol.\n",DFLT_MOUSE_DEV);
-#endif
     }
 #endif /* !__SCO__ */
 
diff --git a/hw/xfree86/common/xf86Debug.c b/hw/xfree86/common/xf86Debug.c
index cb579343a..781c0e585 100644
--- a/hw/xfree86/common/xf86Debug.c
+++ b/hw/xfree86/common/xf86Debug.c
@@ -30,10 +30,6 @@
 #include <xorg-config.h>
 #endif
 
-#ifdef __UNIXOS2__
-#define I_NEED_OS2_H
-#endif
-
 #include <sys/time.h>
 #include <unistd.h> 
 #include <X11/X.h>
diff --git a/hw/xfree86/common/xf86DefModes.c b/hw/xfree86/common/xf86DefModes.c
index a39d0a212..bdb64fe8e 100644
--- a/hw/xfree86/common/xf86DefModes.c
+++ b/hw/xfree86/common/xf86DefModes.c
@@ -1,5 +1,3 @@
-/* $XFree86$ */
-
 /* THIS FILE IS AUTOMATICALLY GENERATED -- DO NOT EDIT -- LOOK at
  * modeline2c.pl */
 
@@ -13,9 +11,6 @@
 #include <xorg-config.h>
 #endif
 
-#ifdef __UNIXOS2__
-#define I_NEED_OS2_H
-#endif
 #include "xf86.h"
 #include "xf86Config.h"
 #include "xf86Priv.h"
diff --git a/hw/xfree86/common/xf86Events.c b/hw/xfree86/common/xf86Events.c
index daf53deda..bbb5855ad 100644
--- a/hw/xfree86/common/xf86Events.c
+++ b/hw/xfree86/common/xf86Events.c
@@ -53,10 +53,6 @@
 #include <xorg-config.h>
 #endif
 
-#ifdef __UNIXOS2__
-#define I_NEED_OS2_H
-#endif
-
 #include <X11/X.h>
 #include <X11/Xpoll.h>
 #include <X11/Xproto.h>
@@ -320,7 +316,7 @@ xf86ProcessActionEvent(ActionEvent action, void *arg)
 	    CloseDownClient(server);
 	}
 	break;
-#if !defined(__SOL8__) && !defined(__UNIXOS2__) && !defined(sgi) && \
+#if !defined(__SOL8__) && !defined(sgi) && \
     (!defined(sun) || defined(i386)) && defined(VT_ACTIVATE)
     case ACTION_SWITCHSCREEN:
 	if (VTSwitchEnabled && !xf86Info.dontVTSwitch && arg) {
@@ -440,7 +436,7 @@ xf86CommonSpecialKey(int key, Bool down, int modifiers)
 void
 xf86Wakeup(pointer blockData, int err, pointer pReadmask)
 {
-#if !defined(__UNIXOS2__) && !defined(__QNX__)
+#if !defined(__QNX__)
     fd_set* LastSelectMask = (fd_set*)pReadmask;
     fd_set devicesWithInput;
     InputInfoPtr pInfo;
@@ -467,7 +463,7 @@ xf86Wakeup(pointer blockData, int err, pointer pReadmask)
 	    }
 	}
     }
-#else   /* __UNIXOS2__ and __QNX__ */
+#else   /* __QNX__ */
 
     InputInfoPtr pInfo;
 
@@ -487,7 +483,7 @@ xf86Wakeup(pointer blockData, int err, pointer pReadmask)
 		pInfo = pInfo->next;
     }
 
-#endif  /* __UNIXOS2__ and __QNX__ */
+#endif  /* __QNX__ */
 
     if (err >= 0) { /* we don't want the handlers called if select() */
 	IHPtr ih;   /* returned with an error condition, do we?      */
@@ -874,7 +870,6 @@ xf86VTSwitch()
 	if (xf86Screens[i]->EnableDisableFBAccess)
 	  (*xf86Screens[i]->EnableDisableFBAccess) (i, FALSE);
     }
-#if !defined(__UNIXOS2__)
 
     /*
      * Keep the order: Disable Device > LeaveVT
@@ -886,7 +881,6 @@ xf86VTSwitch()
           DisableDevice(pInfo->dev);
       pInfo = pInfo->next;
     }
-#endif /* !__UNIXOS2__ */
     xf86EnterServerState(SETUP);
     for (i = 0; i < xf86NumScreens; i++)
 	xf86Screens[i]->LeaveVT(i, 0);
@@ -920,7 +914,6 @@ xf86VTSwitch()
       }
       SaveScreens(SCREEN_SAVER_FORCER, ScreenSaverReset);
 
-#if !defined(__UNIXOS2__)
       pInfo = xf86InputDevs;
       while (pInfo) {
         if (pInfo->dev) {
@@ -931,7 +924,6 @@ xf86VTSwitch()
       }
       /* XXX HACK */
       xf86ReleaseKeys(inputInfo.keyboard);
-#endif /* !__UNIXOS2__ */
       for (ih = InputHandlers; ih; ih = ih->next)
         xf86EnableInputHandler(ih);
 
@@ -986,7 +978,6 @@ xf86VTSwitch()
     /* Turn screen saver off when switching back */
     SaveScreens(SCREEN_SAVER_FORCER,ScreenSaverReset);
 
-#if !defined(__UNIXOS2__)
     pInfo = xf86InputDevs;
     while (pInfo) {
       if (pInfo->dev) {
@@ -997,7 +988,6 @@ xf86VTSwitch()
     }
     /* XXX HACK */
     xf86ReleaseKeys(inputInfo.keyboard);
-#endif /* !__UNIXOS2__ */
 
     for (ih = InputHandlers; ih; ih = ih->next)
       xf86EnableInputHandler(ih);
diff --git a/hw/xfree86/common/xf86Init.c b/hw/xfree86/common/xf86Init.c
index f3670c478..8f3b23a73 100644
--- a/hw/xfree86/common/xf86Init.c
+++ b/hw/xfree86/common/xf86Init.c
@@ -1,4 +1,3 @@
-
 /*
  * Loosely based on code bearing the following copyright:
  *
@@ -39,15 +38,12 @@
 #include <errno.h>
 
 #undef HAS_UTSNAME
-#if !defined(WIN32) && !defined(__UNIXOS2__)
+#if !defined(WIN32)
 #define HAS_UTSNAME 1
 #include <sys/utsname.h>
 #endif
 
 #define NEED_EVENTS
-#ifdef __UNIXOS2__
-#define I_NEED_OS2_H
-#endif
 #include <X11/X.h>
 #include <X11/Xmd.h>
 #include <X11/Xproto.h>
@@ -105,10 +101,6 @@ static void xf86PrintDefaultModulePath(void);
 static void xf86PrintDefaultLibraryPath(void);
 static void xf86RunVtInit(void);
 
-#ifdef __UNIXOS2__
-extern void os2ServerVideoAccess();
-#endif
-
 #ifdef XF86PM
 void (*xf86OSPMClose)(void) = NULL;
 #endif
@@ -267,10 +259,6 @@ InitOutput(ScreenInfo *pScreenInfo, int argc, char **argv)
   Bool			 pix24Fail = FALSE;
   Bool			 autoconfig = FALSE;
   
-#ifdef __UNIXOS2__
-  os2ServerVideoAccess();  /* See if we have access to the screen before doing anything */
-#endif
-
   xf86Initialising = TRUE;
 
   /* Do this early? */
@@ -1065,9 +1053,7 @@ OsVendorInit()
 
 #ifdef O_NONBLOCK
   if (!beenHere) {
-#if !defined(__EMX__)
     if (geteuid() == 0 && getuid() != geteuid())
-#endif
     {
       int status;
 
diff --git a/hw/xfree86/common/xf86MiscExt.c b/hw/xfree86/common/xf86MiscExt.c
index 652428489..655304e8b 100644
--- a/hw/xfree86/common/xf86MiscExt.c
+++ b/hw/xfree86/common/xf86MiscExt.c
@@ -34,10 +34,6 @@
 #include <xorg-config.h>
 #endif
 
-#ifdef __UNIXOS2__
-#define I_NEED_OS2_H
-#endif
-
 #include <X11/X.h>
 #include "os.h"
 #include "xf86.h"
diff --git a/hw/xfree86/common/xf86Module.h b/hw/xfree86/common/xf86Module.h
index cdf3d1bea..4f9c0cae1 100644
--- a/hw/xfree86/common/xf86Module.h
+++ b/hw/xfree86/common/xf86Module.h
@@ -1,4 +1,3 @@
-
 /*
  * Copyright (c) 1997-2003 by The XFree86 Project, Inc.
  *
@@ -93,11 +92,7 @@ typedef enum {
 #define MODINFOSTRING2	0x10dc023a
 
 #ifndef MODULEVENDORSTRING
-#ifndef __OS2ELF__
 #define MODULEVENDORSTRING	"X.Org Foundation"
-#else
-#define MODULEVENDORSTRING	"X.Org Foundation - OS2"
-#endif
 #endif
 
 /* Error return codes for errmaj.  New codes must only be added at the end. */
diff --git a/hw/xfree86/common/xf86PM.c b/hw/xfree86/common/xf86PM.c
index ac8896879..a6bcc3421 100644
--- a/hw/xfree86/common/xf86PM.c
+++ b/hw/xfree86/common/xf86PM.c
@@ -74,13 +74,11 @@ suspend (pmEvent event, Bool undo)
 	if (xf86Screens[i]->EnableDisableFBAccess)
 	    (*xf86Screens[i]->EnableDisableFBAccess) (i, FALSE);
     }
-#if !defined(__EMX__)
     pInfo = xf86InputDevs;
     while (pInfo) {
 	DisableDevice(pInfo->dev);
 	pInfo = pInfo->next;
     }
-#endif
     xf86EnterServerState(SETUP);
     for (i = 0; i < xf86NumScreens; i++) {
         xf86EnableAccess(xf86Screens[i]);
@@ -119,13 +117,11 @@ resume(pmEvent event, Bool undo)
 	    (*xf86Screens[i]->EnableDisableFBAccess) (i, TRUE);
     }
     SaveScreens(SCREEN_SAVER_FORCER, ScreenSaverReset);
-#if !defined(__EMX__)
     pInfo = xf86InputDevs;
     while (pInfo) {
 	EnableDevice(pInfo->dev);
 	pInfo = pInfo->next;
     }
-#endif
     xf86inSuspend = FALSE;
 }
 
diff --git a/hw/xfree86/common/xisb.c b/hw/xfree86/common/xisb.c
index 88506f659..d021ec15b 100644
--- a/hw/xfree86/common/xisb.c
+++ b/hw/xfree86/common/xisb.c
@@ -39,10 +39,6 @@
 #include <xorg-config.h>
 #endif
 
-#ifdef __UNIXOS2__
-#define I_NEED_OS2_H
-#endif
-
 #include <misc.h>
 #include <xf86.h>
 #include <xf86Version.h>
diff --git a/hw/xfree86/loader/loadmod.c b/hw/xfree86/loader/loadmod.c
index ea559aaa5..1b5c717fd 100644
--- a/hw/xfree86/loader/loadmod.c
+++ b/hw/xfree86/loader/loadmod.c
@@ -118,12 +118,7 @@ static char **defaultPathList = NULL;
 static Bool
 PathIsAbsolute(const char *path)
 {
-#ifdef __UNIXOS2__
-    return (*path == '/' || (strlen(path) > 2 && isalpha(elem[0]) &&
-		elem[1] == ':' && elem[2] == '/'));
-#else
     return (*path == '/');
-#endif
 }	
 
 /*
diff --git a/hw/xfree86/loader/os.c b/hw/xfree86/loader/os.c
index 83fd24787..fdddce898 100644
--- a/hw/xfree86/loader/os.c
+++ b/hw/xfree86/loader/os.c
@@ -62,8 +62,6 @@
 #define OSNAME "svr5"
 #elif defined(SVR4)
 #define OSNAME "svr4"
-#elif defined(__UNIXOS2__)
-#define OSNAME "os2"
 #else
 #define OSNAME "unknown"
 #endif
diff --git a/hw/xfree86/loader/xf86sym.c b/hw/xfree86/loader/xf86sym.c
index b4ae42f74..aae362960 100644
--- a/hw/xfree86/loader/xf86sym.c
+++ b/hw/xfree86/loader/xf86sym.c
@@ -150,9 +150,7 @@ extern void _Qp_uitoq(unsigned int *, unsigned int);
 #endif
 
 #if defined(__GNUC__)
-#ifndef __UNIXOS2__
 extern long __div64(long, long);
-#endif
 extern long __divdf3(long, long);
 extern long __divdi3(long, long);
 extern long __divsf3(long, long);
@@ -160,9 +158,7 @@ extern long __divsi3(long, long);
 extern long __moddi3(long, long);
 extern long __modsi3(long, long);
 
-#ifndef __UNIXOS2__
 extern long __mul64(long, long);
-#endif
 extern long __muldf3(long, long);
 extern long __muldi3(long, long);
 extern long __mulsf3(long, long);
@@ -172,18 +168,14 @@ extern long __udivsi3(long, long);
 extern long __umoddi3(long, long);
 extern long __umodsi3(long, long);
 
-#ifndef __UNIXOS2__
 #pragma weak __div64
-#endif
 #pragma weak __divdf3
 #pragma weak __divdi3
 #pragma weak __divsf3
 #pragma weak __divsi3
 #pragma weak __moddi3
 #pragma weak __modsi3
-#ifndef __UNIXOS2__
 #pragma weak __mul64
-#endif
 #pragma weak __muldf3
 #pragma weak __muldi3
 #pragma weak __mulsf3
@@ -1066,7 +1058,7 @@ _X_HIDDEN void *xfree86LookupTab[] = {
 # endif
 #endif
 #if defined(__GNUC__)
-#if !defined(__UNIXOS2__) && !defined(Lynx)
+#if !defined(Lynx)
     SYMFUNC(__div64)
 #endif
 #if !defined(Lynx)	/* FIXME: test on others than x86 and !3.1.0a/x86 */
@@ -1081,7 +1073,7 @@ _X_HIDDEN void *xfree86LookupTab[] = {
 #if !defined(Lynx)
     SYMFUNC(__modsi3)
 #endif
-#if !defined(__UNIXOS2__) && !defined(Lynx)
+#if !defined(Lynx)
     SYMFUNC(__mul64)
 #endif
 #if !defined(Lynx)
diff --git a/hw/xfree86/os-support/README.OS-lib b/hw/xfree86/os-support/README.OS-lib
index 27af6b3f2..e410906f9 100644
--- a/hw/xfree86/os-support/README.OS-lib
+++ b/hw/xfree86/os-support/README.OS-lib
@@ -38,7 +38,6 @@ have been made in implementation.
 			systems.
 		bsdi/	OS support for the BSD/386 operating system.
 		linux/	OS support for the Linux operating system.
-		os2/	OS support for OS/2 2.11 and OS/2 Warp
 		sco/	OS support for the SCO SVR3.x operating system.
 		solx86/	OS support for the Solaris x86 operating system.
 		sysv/	OS support for all SVR4.0 and SVR4.2, and for
diff --git a/hw/xfree86/os-support/misc/Delay.c b/hw/xfree86/os-support/misc/Delay.c
index b56595377..e3e93faa4 100644
--- a/hw/xfree86/os-support/misc/Delay.c
+++ b/hw/xfree86/os-support/misc/Delay.c
@@ -1,11 +1,7 @@
- 
 #ifdef HAVE_XORG_CONFIG_H
 #include <xorg-config.h>
 #endif
 
-#ifdef __UNIXOS2__
-#define I_NEED_OS2_H
-#endif
 #include <X11/X.h>
 #include "xf86.h"
 #include "xf86Priv.h"
diff --git a/hw/xfree86/os-support/shared/agp_noop.c b/hw/xfree86/os-support/shared/agp_noop.c
index 0a7844894..5774bc231 100644
--- a/hw/xfree86/os-support/shared/agp_noop.c
+++ b/hw/xfree86/os-support/shared/agp_noop.c
@@ -34,9 +34,6 @@
 #include <xorg-config.h>
 #endif
 
-#ifdef __UNIXOS2__
-# define I_NEED_OS2_H
-#endif
 #include <X11/X.h>
 #include "xf86.h"
 #include "xf86Priv.h"
diff --git a/hw/xfree86/os-support/shared/libc_wrapper.c b/hw/xfree86/os-support/shared/libc_wrapper.c
index a459d5d70..959424110 100644
--- a/hw/xfree86/os-support/shared/libc_wrapper.c
+++ b/hw/xfree86/os-support/shared/libc_wrapper.c
@@ -30,9 +30,6 @@
 #undef __STRICT_ANSI__
 #endif
 #include <X11/X.h>
-#ifdef __UNIXOS2__
-#define I_NEED_OS2_H
-#endif
 #include <X11/Xmd.h>
 #include <X11/Xos.h>
 #include <sys/types.h>
@@ -56,10 +53,6 @@
 #include <errno.h>
 #include <stdio.h>
 #include <sys/ioctl.h>
-#ifdef __UNIXOS2__
-#define NO_MMAP
-#include <sys/param.h>
-#endif
 #ifdef HAS_SVR3_MMAPDRV
 #define NO_MMAP
 #ifdef SELF_CONTAINED_WRAPPER
@@ -123,9 +116,6 @@ void xf86WrapperInit(void);
 #endif
 typedef struct dirent DIRENTRY;
 
-#ifdef __UNIXOS2__
-#define _POSIX_SOURCE
-#endif
 #ifdef ISC202
 #include <sys/types.h>
 #define WIFEXITED(a)  ((a & 0x00ff) == 0)  /* LSB will be 0 */
@@ -917,9 +907,7 @@ xf86strerror(int n)
 		mapnum (ENOTDIR);
 		mapnum (EPIPE);
 		mapnum (EROFS);
-#ifndef __UNIXOS2__
 		mapnum (ETXTBSY);	/* not POSIX 1 */
-#endif
 		mapnum (ENOTTY);
 #ifdef ENOSYS
 		mapnum (ENOSYS);
@@ -1243,7 +1231,6 @@ xf86bsearch(const void *key, const void *base, xf86size_t nmemb,
 _X_EXPORT int
 xf86execl(const char *pathname, const char *arg, ...)
 {
-#ifndef __UNIXOS2__
     int i;
     pid_t pid;
     int exit_status;
@@ -1327,9 +1314,6 @@ xf86execl(const char *pathname, const char *arg, ...)
 	       pathname);
 	return(1);
     }
-#else
-    return(1);
-#endif /* __UNIXOS2__ Disable this crazy business for now */
 }
 
 _X_EXPORT void
@@ -1435,9 +1419,7 @@ xfToOsChmodMode(xf86mode_t xfmode)
 
     if (xfmode & XF86_S_ISUID) mode |= S_ISUID;
     if (xfmode & XF86_S_ISGID) mode |= S_ISGID;
-#ifndef __UNIXOS2__
     if (xfmode & XF86_S_ISVTX) mode |= S_ISVTX;
-#endif
     if (xfmode & XF86_S_IRUSR) mode |= S_IRUSR;
     if (xfmode & XF86_S_IWUSR) mode |= S_IWUSR;
     if (xfmode & XF86_S_IXUSR) mode |= S_IXUSR;
@@ -1464,11 +1446,7 @@ xf86chmod(const char *path, xf86mode_t xfmode)
 _X_EXPORT int
 xf86chown(const char *path, xf86uid_t owner, xf86gid_t group)
 {
-#ifndef __UNIXOS2__
     int rc = chown(path, owner, group);
-#else
-    int rc = 0;
-#endif
     xf86errno = xf86GetErrno();
     return rc;
 }
@@ -1498,9 +1476,7 @@ xfToOsMknodMode(xf86mode_t xfmode)
 
     if (xfmode & XF86_S_IFREG) mode |= S_IFREG;
     if (xfmode & XF86_S_IFCHR) mode |= S_IFCHR;
-#ifndef __UNIXOS2__
     if (xfmode & XF86_S_IFBLK) mode |= S_IFBLK;
-#endif
     if (xfmode & XF86_S_IFIFO) mode |= S_IFIFO;
 
     return mode;
@@ -1509,11 +1485,7 @@ xfToOsMknodMode(xf86mode_t xfmode)
 _X_EXPORT int xf86mknod(const char *pathname, xf86mode_t xfmode, xf86dev_t dev)
 {
     mode_t mode = xfToOsMknodMode(xfmode);
-#ifndef __UNIXOS2__
     int rc      = mknod(pathname, mode, dev);
-#else
-    int rc = 0;
-#endif    
     xf86errno   = xf86GetErrno();
     return rc;
 }
@@ -1611,12 +1583,8 @@ _X_EXPORT int
 xf86finite(double x)
 {
 #ifndef QNX4
-#ifndef __UNIXOS2__
 	return(finite(x));
 #else
-	return(isfinite(x));
-#endif	/* __UNIXOS2__ */
-#else
 	/* XXX Replace this with something that really works. */
 	return 1;
 #endif
@@ -1907,9 +1875,7 @@ xf86GetErrno ()
 		mapnum (ENOTDIR);
 		mapnum (EPIPE);
 		mapnum (EROFS);
-#ifndef __UNIXOS2__
 		mapnum (ETXTBSY);	/* not POSIX 1 */
-#endif
 		mapnum (ENOTTY);
 #ifdef ENOSYS
 		mapnum (ENOSYS);
diff --git a/hw/xfree86/os-support/shared/sigiostubs.c b/hw/xfree86/os-support/shared/sigiostubs.c
index 1a196cb30..7113968c6 100644
--- a/hw/xfree86/os-support/shared/sigiostubs.c
+++ b/hw/xfree86/os-support/shared/sigiostubs.c
@@ -29,9 +29,6 @@
 #include <xorg-config.h>
 #endif
 
-#ifdef __UNIXOS2__
-# define I_NEED_OS2_H
-#endif
 # include <X11/X.h>
 # include "xf86.h"
 # include "xf86Priv.h"
diff --git a/hw/xfree86/os-support/shared/stdPci.c b/hw/xfree86/os-support/shared/stdPci.c
index e55ac77be..6777c6a1f 100644
--- a/hw/xfree86/os-support/shared/stdPci.c
+++ b/hw/xfree86/os-support/shared/stdPci.c
@@ -29,9 +29,6 @@
 #include <xorg-config.h>
 #endif
 
-#ifdef __UNIXOS2__
-# define I_NEED_OS2_H
-#endif
 #include <X11/X.h>
 #include "xf86.h"
 #include "xf86Priv.h"
diff --git a/hw/xfree86/os-support/shared/stdResource.c b/hw/xfree86/os-support/shared/stdResource.c
index ad4685605..555f80526 100644
--- a/hw/xfree86/os-support/shared/stdResource.c
+++ b/hw/xfree86/os-support/shared/stdResource.c
@@ -31,9 +31,6 @@
 #include <xorg-config.h>
 #endif
 
-#ifdef __UNIXOS2__
-# define I_NEED_OS2_H
-#endif
 #include <X11/X.h>
 #include "xf86.h"
 #include "xf86Priv.h"
@@ -43,9 +40,6 @@
 #include "xf86_OSlib.h"
 #include "xf86Resources.h"
 
-#ifdef __UNIXOS2__
-# undef ADDRESS
-#endif
 /* Avoid Imakefile changes */
 #include "bus/Pci.h"
 
diff --git a/hw/xfree86/os-support/shared/vidmem.c b/hw/xfree86/os-support/shared/vidmem.c
index 4d775eb52..0b4411604 100644
--- a/hw/xfree86/os-support/shared/vidmem.c
+++ b/hw/xfree86/os-support/shared/vidmem.c
@@ -30,9 +30,6 @@
 #include <xorg-config.h>
 #endif
 
-#ifdef __UNIXOS2__
-# define I_NEED_OS2_H
-#endif
 #include <X11/X.h>
 #include "input.h"
 #include "scrnintstr.h"
diff --git a/hw/xfree86/os-support/xf86_OSlib.h b/hw/xfree86/os-support/xf86_OSlib.h
index 27f766d9c..216e2eceb 100644
--- a/hw/xfree86/os-support/xf86_OSlib.h
+++ b/hw/xfree86/os-support/xf86_OSlib.h
@@ -548,44 +548,6 @@ extern int errno;
 /* __FreeBSD_kernel__ || __NetBSD__ || __OpenBSD__ || __bsdi__ */
 
 /**************************************************************************/
-/* OS/2                                                                   */
-/**************************************************************************/
-/* currently OS/2 with a modified EMX/GCC compiler only */
-#if defined(__UNIXOS2__) 
-# include <signal.h>
-# include <errno.h>
-# include <sys/stat.h>
-
-/* I would have liked to have this included here always, but
- * it causes clashes for BYTE and BOOL with Xmd.h, which is too dangerous. 
- * So I'll include it in place where I know it does no harm.
- */
-#if defined(I_NEED_OS2_H)
-# undef BOOL
-# undef BYTE
-# include <os2.h>
-#endif
-
-  /* keyboard types */
-# define KB_84                   1
-# define KB_101                  2
-/* could detect more keyboards */
-# define KB_OTHER                3
-
-  /* LEDs */
-#  define LED_CAP 0x40
-#  define LED_NUM 0x20
-#  define LED_SCR 0x10
-
-  /* mouse driver */
-# define OSMOUSE_ONLY
-# define MOUSE_PROTOCOL_IN_KERNEL
-
-extern char* __XOS2RedirRoot(char*);
-
-#endif
-
-/**************************************************************************/
 /* QNX4                                                                   */
 /**************************************************************************/
 /* This is the QNX code for Watcom 10.6 and QNX 4.x */
diff --git a/hw/xfree86/os-support/xf86_ansic.h b/hw/xfree86/os-support/xf86_ansic.h
index c1d62ed9f..0afd96744 100644
--- a/hw/xfree86/os-support/xf86_ansic.h
+++ b/hw/xfree86/os-support/xf86_ansic.h
@@ -25,23 +25,7 @@
 #ifndef _XF86_ANSIC_H
 #define _XF86_ANSIC_H
 
-/* Handle <stdarg.h> */
-
-#ifndef __OS2ELF__
-# include <stdarg.h>
-#else /* __OS2ELF__ */
-  /* EMX/gcc_elf under OS/2 does not have native header files */
-# if !defined (_VA_LIST)
-#  define _VA_LIST
-   typedef char *va_list;
-# endif
-# define _VA_ROUND(t) ((sizeof (t) + 3) & -4)
-# if !defined (va_start)
-#  define va_start(ap,v) ap = (va_list)&v + ((sizeof (v) + 3) & -4)
-#  define va_end(ap) (ap = 0, (void)0)
-#  define va_arg(ap,t) (ap += _VA_ROUND (t), *(t *)(ap - _VA_ROUND (t)))
-# endif
-#endif /* __OS2ELF__ */
+#include <stdarg.h>
 
 /*
  * The first set of definitions are required both for modules and
diff --git a/hw/xfree86/parser/Files.c b/hw/xfree86/parser/Files.c
index d304737dd..8cec2a91a 100644
--- a/hw/xfree86/parser/Files.c
+++ b/hw/xfree86/parser/Files.c
@@ -1,5 +1,4 @@
 /* 
- * 
  * Copyright (c) 1997  Metro Link Incorporated
  * 
  * Permission is hereby granted, free of charge, to any person obtaining a
@@ -77,17 +76,6 @@ static xf86ConfigSymTabRec FilesTab[] =
 	{-1, ""},
 };
 
-static char *
-prependRoot (char *pathname)
-{
-#ifndef __EMX__
-	return pathname;
-#else
-	/* XXXX caveat: multiple path components in line */
-	return (char *) __XOS2RedirRoot (pathname);
-#endif
-}
-
 #define CLEANUP xf86freeFiles
 
 XF86ConfFilesPtr
@@ -110,7 +98,7 @@ xf86parseFilesSection (void)
 			if (xf86getSubToken (&(ptr->file_comment)) != STRING)
 				Error (QUOTE_MSG, "FontPath");
 			j = FALSE;
-			str = prependRoot (val.str);
+			str = val.str;
 			if (ptr->file_fontpath == NULL)
 			{
 				ptr->file_fontpath = xf86confmalloc (1);
@@ -143,7 +131,7 @@ xf86parseFilesSection (void)
 			if (xf86getSubToken (&(ptr->file_comment)) != STRING)
 				Error (QUOTE_MSG, "ModulePath");
 			l = FALSE;
-			str = prependRoot (val.str);
+			str = val.str;
 			if (ptr->file_modulepath == NULL)
 			{
 				ptr->file_modulepath = xf86confmalloc (1);
@@ -170,7 +158,7 @@ xf86parseFilesSection (void)
 			if (xf86getSubToken (&(ptr->file_comment)) != STRING)
 				Error (QUOTE_MSG, "InputDevices");
 			l = FALSE;
-			str = prependRoot (val.str);
+			str = val.str;
 			if (ptr->file_inputdevs == NULL)
 			{
 				ptr->file_inputdevs = xf86confmalloc (1);
diff --git a/hw/xfree86/parser/scan.c b/hw/xfree86/parser/scan.c
index 68e7ec650..75a562bc1 100644
--- a/hw/xfree86/parser/scan.c
+++ b/hw/xfree86/parser/scan.c
@@ -106,10 +106,6 @@ static int pushToken = LOCK_TOKEN;
 static int eol_seen = 0;		/* private state to handle comments */
 LexRec val;
 
-#ifdef __UNIXOS2__
-extern char *__XOS2RedirRoot(char *path);
-#endif
-
 /* 
  * xf86strToUL --
  *
@@ -523,10 +519,6 @@ xf86pathIsAbsolute(const char *path)
 {
 	if (path && path[0] == '/')
 		return 1;
-#ifdef __UNIXOS2__
-	if (path && (path[0] == '\\' || (path[1] == ':')))
-		return 1;
-#endif
 	return 0;
 }
 
@@ -571,7 +563,6 @@ xf86pathIsSafe(const char *path)
  *    %P    projroot
  *    %M    major version number
  *    %%    %
- *    %&    UNIXOS2 only: prepend X11ROOT env var
  */
 
 #ifndef XCONFIGFILE
@@ -625,9 +616,6 @@ DoSubstitution(const char *template, const char *cmdline, const char *projroot,
 	static const char *env = NULL, *home = NULL;
 	static char *hostname = NULL;
 	static char majorvers[3] = "";
-#ifdef __UNIXOS2__
-	static char *x11root = NULL;
-#endif
 
 	if (!template)
 		return NULL;
@@ -744,16 +732,6 @@ DoSubstitution(const char *template, const char *cmdline, const char *projroot,
 				result[l++] = '%';
 				CHECK_LENGTH;
 				break;
-#ifdef __UNIXOS2__
-			case '&':
-				if (!x11root)
-					x11root = getenv("X11ROOT");
-				if (x11root)
-					APPEND_STR(x11root);
-				else
-					BAIL_OUT;
-				break;
-#endif
 			default:
 				fprintf(stderr, "invalid escape %%%c found in path template\n",
 						template[i]);
diff --git a/hw/xfree86/parser/write.c b/hw/xfree86/parser/write.c
index 3924001f7..6589fdc72 100644
--- a/hw/xfree86/parser/write.c
+++ b/hw/xfree86/parser/write.c
@@ -1,5 +1,4 @@
 /* 
- * 
  * Copyright (c) 1997  Metro Link Incorporated
  * 
  * Permission is hereby granted, free of charge, to any person obtaining a
@@ -81,7 +80,7 @@ extern int sys_nerr;
 #if defined(SVR4) || defined(__linux__) || defined(CSRG_BASED)
 #define HAS_SAVED_IDS_AND_SETEUID
 #endif
-#if defined(__UNIXOS2__) || defined(WIN32)
+#if defined(WIN32)
 #define HAS_NO_UIDS
 #endif
 
diff --git a/hw/xfree86/utils/xorgcfg/config.h b/hw/xfree86/utils/xorgcfg/config.h
index 62187b0d4..b5baba465 100644
--- a/hw/xfree86/utils/xorgcfg/config.h
+++ b/hw/xfree86/utils/xorgcfg/config.h
@@ -49,12 +49,6 @@
 
 #include <stdarg.h>
 
-#ifdef __UNIXOS2__
-#define strcasecmp stricmp
-#define setenv putenv
-#define PATH_MAX 260
-#endif
-
 /* Get PATH_MAX */
 #ifndef PATH_MAX
 # if defined(_POSIX_SOURCE)
@@ -103,7 +97,6 @@
 #define CONFIG_ACCESSX	3
 extern int config_mode;
 
-#ifndef __UNIXOS2__
 #define CONFPATH	"%A," "%R," \
 			"/etc/X11/%R," "%P/etc/X11/%R," \
 			"%E," "%F," \
@@ -120,26 +113,6 @@ extern int config_mode;
 			"%P/etc/X11/%X," \
 			"%P/lib/X11/%X.%H," "%P/lib/X11/%X-%M," \
 			"%P/lib/X11/%X"
-#else
-#define CONFPATH	"%&"XF86CONFIGDIR"/%R," "%&"XF86CONFIGDIR"/%X," \
-			"%A," "%R," \
-			"/etc/X11/%R," "%P/etc/X11/%R," \
-			"%E," "%F," \
-			"/etc/X11/%F," "%P/etc/X11/%F," \
-			"%D/%X," \
-			"/etc/X11/%X-%M," "/etc/X11/%X," "/etc/%X," \
-			"%P/etc/X11/%X.%H," "%P/etc/X11/%X-%M," \
-			"%P/etc/X11/%X," \
-			"%P/lib/X11/%X.%H," "%P/lib/X11/%X-%M," \
-			"%P/lib/X11/%X"
-#define USER_CONFPATH	"%&"XF86CONFIGDIR"/%X," "%&"XF86CONFIGDIR"/%X," \
-			"/etc/X11/%S," "%P/etc/X11/%S," \
-                        "/etc/X11/%G," "%P/etc/X11/%G," \
-			"%P/etc/X11/%X.%H," "%P/etc/X11/%X-%M," \
-			"%P/etc/X11/%X," \
-			"%P/lib/X11/%X.%H," "%P/lib/X11/%X-%M," \
-			"%P/lib/X11/%X"
-#endif
 
 /*
  * Types
diff --git a/hw/xfree86/utils/xorgcfg/mouse-cfg.c b/hw/xfree86/utils/xorgcfg/mouse-cfg.c
index 5bae6d326..24aec6ae4 100644
--- a/hw/xfree86/utils/xorgcfg/mouse-cfg.c
+++ b/hw/xfree86/utils/xorgcfg/mouse-cfg.c
@@ -54,9 +54,6 @@ static struct MouseProtocol {
     char *name;
     int type;
 } protocols[] = {
-#ifdef __UNIXOS2__
-    {"OS2Mouse",		MTYPE_AUTOMOUSE},
-#endif
 #ifdef __SCO__
     {"OsMouse",			MTYPE_AUTOMOUSE},
 #endif
diff --git a/hw/xfree86/utils/xorgcfg/stubs.c b/hw/xfree86/utils/xorgcfg/stubs.c
index 47b2c2d5a..fdc840a7e 100644
--- a/hw/xfree86/utils/xorgcfg/stubs.c
+++ b/hw/xfree86/utils/xorgcfg/stubs.c
@@ -36,10 +36,6 @@
  * Implementation
  */
 
-#ifdef __UNIXOS2__
-static char dummy;
-#endif
-
 #if !defined(USE_MODULES)
 /* these are defined in libdummy.a */
 int
diff --git a/hw/xfree86/utils/xorgcfg/text-mode.c b/hw/xfree86/utils/xorgcfg/text-mode.c
index 8800c29d7..0b6e65482 100644
--- a/hw/xfree86/utils/xorgcfg/text-mode.c
+++ b/hw/xfree86/utils/xorgcfg/text-mode.c
@@ -53,11 +53,7 @@
 #endif
 
 #ifndef XKB_RULES_DIR
-#ifndef __UNIXOS2__
 #define XKB_RULES_DIR PROJECT_ROOT "/share/X11/xkb/rules"
-#else
-#define XKB_RULES_DIR XF86CONFIGDIR "/xkb/rules"
-#endif
 #endif
 
 #define CONTROL_A	1
@@ -212,11 +208,7 @@ TextMode(void)
 		   "The "__XCONFIGFILE__" file usually resides in /etc. A "
 		   "sample "__XCONFIGFILE__" file is supplied with "
 #else
-#ifndef __UNIXOS2__
 		   "The "__XCONFIGFILE__" file usually resides in " PROJECT_ROOT "/etc/X11 "
-#else
-		   "The "__XCONFIGFILE__" file usually resides in "XF86CONFIGDIR" "
-#endif
 		   "or /etc/X11. A sample "__XCONFIGFILE__" file is supplied with "
 #endif
 		   __XSERVERNAME__"; it is configured for a standard VGA card and "
@@ -306,11 +298,7 @@ WriteXF86Config(void)
     refresh();
     xf86config = DialogInput("Write "__XCONFIGFILE__, "Write configuration to file:",
 			     10, 60, XF86Config_path ? XF86Config_path :
-#ifndef __UNIXOS2__
 			     "/etc/X11/"__XCONFIGFILE__, "  Ok  ", " Cancel ", 0);
-#else
-			     XF86CONFIGDIR"/"__XCONFIGFILE__, "  Ok  ", " Cancel ", 0);
-#endif
 
     if (xf86config == NULL)
 	return (-1);
@@ -355,9 +343,6 @@ WriteXF86Config(void)
 }
 
 static char *protocols[] = {
-#ifdef __UNIXOS2__
-    "OS2Mouse",
-#endif
 #ifdef __SCO__
     "OsMouse",
 #endif
@@ -549,8 +534,6 @@ MouseConfig(void)
 	str = "/dev/wsmouse";
 #elif defined(__FreeBSD__) || defined(__DragonFly__)
 	str = "/dev/sysmouse";
-#elif defined(__UNIXOS2__)
-	str = "mouse$";
 #elif defined(__linux__)
 	str = "/dev/input/mice";
 #else
diff --git a/hw/xfree86/utils/xorgconfig/cards.c b/hw/xfree86/utils/xorgconfig/cards.c
index f903d7f9c..8116f0a03 100644
--- a/hw/xfree86/utils/xorgconfig/cards.c
+++ b/hw/xfree86/utils/xorgconfig/cards.c
@@ -1,10 +1,3 @@
-/* $XConsortium: cards.c /main/9 1996/10/19 18:15:32 kaleb $ */
-
-
-
-
-
-
 /*
  *  Functions to manipulate card database.
  */
@@ -66,15 +59,6 @@ getnextline(FILE *f, char *l)
 {
 	if (fgets(l, 128, f) == NULL)
 		return -1;
-#ifdef __UNIXOS2__
-	{
-		char *p = strchr(l,'\r');
-		if (p) {
-			*p = '\n';
-			*(p+1) = '\0';
-		}
-	}
-#endif
 	return 0;
 }
 
@@ -119,11 +103,7 @@ int parse_database() {
 	int i, lineno;
 	char filename[128];
 
-#ifndef __UNIXOS2__
 	strcpy(filename, CARD_DATABASE_FILE);
-#else
-	strcpy(filename, (char*)__XOS2RedirRoot(CARD_DATABASE_FILE));
-#endif
 	f = fopen(filename, "r");
 	if (f == NULL)
 		return -1;
diff --git a/hw/xfree86/utils/xorgconfig/xorgconfig.c b/hw/xfree86/utils/xorgconfig/xorgconfig.c
index 3e60fdabb..56897899c 100644
--- a/hw/xfree86/utils/xorgconfig/xorgconfig.c
+++ b/hw/xfree86/utils/xorgconfig/xorgconfig.c
@@ -1,4 +1,3 @@
-
 /*
  * This is a configuration program that will create a base XF86Config
  * file based on menu choices. Its main feature is that clueless users
@@ -107,13 +106,6 @@
 #include <sys/types.h>
 #include <sys/stat.h>
 
-/* hv: fix a few EMX problems, will disappear with real UnixOS/2 */
-#ifdef __UNIXOS2__
-#define sync() /*nothing*/
-static int getuid() { return 0; }
-#endif
-
-
 #include <X11/Xlib.h>
 #include <X11/extensions/XKBstr.h>
 #include <X11/extensions/XKBrules.h>
@@ -172,11 +164,7 @@ static int getuid() { return 0; }
 #endif
 #define MODULEPATH		TREEROOT "/lib/modules"
 
-#ifndef __UNIXOS2__
 #define XSERVERNAME_FOR_PROBE "X"
-#else
-#define XSERVERNAME_FOR_PROBE PROJECTROOT"/bin/"__XSERVERNAME__
-#endif
 
 #ifndef XCONFIGFILE
 #define XCONFIGFILE		"xorg.conf"
@@ -378,10 +366,6 @@ getstring(char *s)
 
 /*
  * Mouse configuration.
- *
- * (hv) OS/2 (__UNIXOS2__) only has an OS supported mouse, so user has no options
- * the server will enable a third button automatically if there is one
- * We also do the same for QNX4, since we use the OS mouse drivers.
  */
 
 int	M_OSMOUSE,	M_WSMOUSE,		M_AUTO,
@@ -398,7 +382,7 @@ struct {
 	int *ident;
 	char *desc;
 } mouse_info[] = {
-#if defined(__UNIXOS2__) || defined(QNX4)
+#if defined(QNX4)
 #define DEF_PROTO_STRING	"OSMOUSE"
 	{"OSMOUSE",		&M_OSMOUSE,
 	 "OSMOUSE"
@@ -498,7 +482,6 @@ struct {
 # define DEF_MOUSEDEV "/dev/mouse";
 #endif
 
-#ifndef __UNIXOS2__
 static char *mouseintro_text =
 "First specify a mouse protocol type. Choose one from the following list:\n"
 "\n";
@@ -549,12 +532,10 @@ static char *mousemancomment_text =
 "You have selected a Logitech MouseMan type mouse. You might want to enable\n"
 "ChordMiddle which could cause the third button to work.\n";
 
-#endif /* !__UNIXOS2__ */
-
 static void 
 mouse_configuration(void) {
 
-#if !defined(__UNIXOS2__) && !defined(QNX4)
+#if !defined(QNX4)
 	int i, j;
 	char s[80];
 	char *def_mousedev = DEF_MOUSEDEV;
@@ -670,18 +651,14 @@ mouse_configuration(void) {
 	}
 	printf("\n");
 
-#else /* __UNIXOS2__ */
+#else
        	/* set some reasonable defaults for OS/2 */
        	config_mousetype = M_OSMOUSE;
 	config_chordmiddle = 0;       
 	config_cleardtrrts = 0;
 	config_emulate3buttons = 0;
-#if !defined(QNX4)
-	config_pointerdevice = "OS2MOUSE";
-#else
 	config_pointerdevice = "QNXMOUSE";
 #endif
-#endif /* __UNIXOS2__ */
 }
 
 
@@ -1351,36 +1328,9 @@ static char *modestring[NU_MODESTRINGS] = {
 #endif
 };
 
-#ifdef __EMX__
-/* yet another instance of this code, sigh! */
-char *
-__XOS2RedirRoot(char *path, char sep)
-{
-	static char pn[300];
-	char *root;
-	int i,l;
-	if ((isalpha(path[0]) && path[1]==':') || path[0] != '/')
-		return path;
-
-	root = getenv("X11ROOT");
-	if (!root) root = "";
-	sprintf(pn,"%s%s",root,path);
-	if (sep=='\\') {
-		l = strlen(pn);
-		for (i=0; i<l; i++) 
-			if (pn[i]=='/') pn[i]='\\';
-	}
-	return pn;
-}
-#endif
-
-/* (hv) to avoid the UNIXISM to try to open a dir to check for existance */
 static int exists_dir(char *name) {
 	struct stat sbuf;
 
-#ifdef __EMX__
-	name = __XOS2RedirRoot(name,'/');
-#endif
 	/* is it there ? */
 	if (stat(name,&sbuf) == -1)
 		return 0;
@@ -1691,22 +1641,10 @@ skipramdacselection:
 		sprintf(d3name, "%s%s", temp_dir, DUMBCONFIG3);
 		printf("Running X -probeonly -pn -xf86config %s.\n", fname);
 		write_XF86Config(fname);
-#ifndef __EMX__
 		sync();
-#endif
 		/* compose a line with the real path */
-#ifndef __EMX__
                 sprintf(syscmdline, "X -probeonly -pn -xf86config %s 2> %s",
                         fname, d2name);
-#else
-		/* OS/2 does not have symlinks, so "X" does not exist,
-		 * call the real X server
-		 */
-		sprintf(syscmdline,"%s/"__XSERVERNAME__" -probeonly -pn -xf86config "
-		       TEMPORARY_XF86CONFIG_FILENAME " 2>" DUMBCONFIG2,
-		       __XOS2RedirRoot("/"__XSERVERNAME__"/bin",'\\'),
-		       card[card_selected].server);
-#endif
 
 		if (system(syscmdline)) {
 			printf("X -probeonly call failed.\n");
@@ -2548,10 +2486,8 @@ write_XF86Config(char *filename)
 	f = fopen(filename, "w");
 	if (f == NULL) {
 		printf("Failed to open filename for writing.\n");
-#ifndef __EMX__
 		if (getuid() != 0)
 			printf("Maybe you need to be root to write to the specified directory?\n");
-#endif
 		return(1);
 	}
 
@@ -2606,7 +2542,7 @@ write_XF86Config(char *filename)
 	fprintf(f, "    Option \"Protocol\"    \"%s\"\t# %s\n",
 		mouse_info[config_mousetype].name,
 		mouse_info[config_mousetype].desc);
-#if !defined(__UNIXOS2__) && !defined(QNX4)
+#if !defined(QNX4)
 	fprintf(f, "    Option \"Device\"      \"%s\"\n", config_pointerdevice);
 #endif
 	fprintf(f, "%s", pointersection_text2);
@@ -2780,7 +2716,6 @@ ask_XF86Config_location(void) {
 "I am going to write the " CONFIGNAME " file now. Make sure you don't accidently\n"
 "overwrite a previously configured one.\n\n");
 
-#ifndef __EMX__
 	if (getuid() == 0) {
 #ifdef PREFER_XF86CONFIG_IN_ETC
 		filename = Strdup("/etc/X11/" XCONFIGFILE);
@@ -2814,16 +2749,6 @@ ask_XF86Config_location(void) {
 		if (answerisyes(s))
 			return filename;
 #endif
-#else /* __EMX__ */
-	{
-		printf("Please answer the following question with either 'y' or 'n'.\n");
-		printf("Shall I write it to the default location, drive:/"__XSERVERNAME__"/lib/X11/XConfig? ");
-		getstring(s);
-		printf("\n");
-		if (answerisyes(s)) {
-			return __XOS2RedirRoot("/"__XSERVERNAME__"/lib/X11/XConfig",'/');
-		}
-#endif /* __EMX__ */
 	}
 
 	if (filename)
@@ -2862,7 +2787,6 @@ __XSERVERNAME__" distribution for your OS.\n"
 "libraries, configuration files and a server that you want to use.\n"
 "\n";
 
-#ifndef __UNIXOS2__
 static char *oldxfree86_text =
 "The directory '/usr/X386/bin' exists. You probably have a very old version of\n"
 "XFree86 installed, but this program was built to configure "__XSERVERNAME__" "XVERSIONSTRING"\n"
@@ -2882,7 +2806,6 @@ static char *pathnote_text =
 "link is '/usr/bin/X11'.\n"
 "\n"
 "Make sure the path is OK before continuing.\n";
-#endif
 
 static void 
 path_check(void) {
@@ -2899,7 +2822,6 @@ path_check(void) {
 		printf("\n");
 	}
 
-#ifndef __UNIXOS2__
 	ok = exists_dir("/usr/X386/bin");
 	if (!ok)
 		return;
@@ -2909,7 +2831,6 @@ path_check(void) {
 		getenv("PATH"));
 	printf("%s", pathnote_text);
 	keypress();
-#endif
 }
 
 
diff --git a/hw/xnest/Makefile.am b/hw/xnest/Makefile.am
index e958c0eee..99dba60bd 100644
--- a/hw/xnest/Makefile.am
+++ b/hw/xnest/Makefile.am
@@ -55,8 +55,7 @@ Xnest_LDADD = $(XORG_CORE_LIBS) \
               $(XNESTMODULES_LIBS) \
 	      libfbcmap.a
 
-EXTRA_DIST = os2Stub.c \
-             icon \
+EXTRA_DIST = icon \
              screensaver \
 	     Xnest.man.pre
 
diff --git a/hw/xnest/os2Stub.c b/hw/xnest/os2Stub.c
deleted file mode 100644
index 33675ec75..000000000
--- a/hw/xnest/os2Stub.c
+++ /dev/null
@@ -1,387 +0,0 @@
-/*
- * (c) Copyright 1996 by Sebastien Marineau
- *			<marineau@genie.uottawa.ca>
- *
- * Permission is hereby granted, free of charge, to any person obtaining a 
- * copy of this software and associated documentation files (the "Software"), 
- * to deal in the Software without restriction, including without limitation 
- * the rights to use, copy, modify, merge, publish, distribute, sublicense, 
- * and/or sell copies of the Software, and to permit persons to whom the 
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- * 
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL 
- * HOLGER VEIT  BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, 
- * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF 
- * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 
- * SOFTWARE.
- * 
- * Except as contained in this notice, the name of Sebastien Marineau shall not be
- * used in advertising or otherwise to promote the sale, use or other dealings
- * in this Software without prior written authorization from Sebastien Marineau.
- *
- */
-
-
-/* This below implements select() for calls in xnest. It has been         */
-/* somewhat optimized for improved performance, but assumes a few */
-/* things so it cannot be used as a general select.                             */
-
-#define I_NEED_OS2_H
-#include <X11/Xpoll.h>
-#include <stdio.h>
-#include <sys/select.h>
-#include <sys/errno.h>
-#include <sys/time.h>
-#define INCL_DOSSEMAPHORES
-#define INCL_DOSNPIPES
-#define INCL_DOSMISC
-#define INCL_DOSMODULEMGR
-#undef BOOL
-#undef BYTE
-#include <os2.h>
-
-HEV hPipeSem;
-HMODULE hmod_so32dll;
-static int (*os2_tcp_select)(int*,int,int,int,long);
-ULONG os2_get_sys_millis();
-extern int _files[];
-
-#define MAX_TCP 256
-/* These lifted from sys/emx.h. Change if that changes there! */
-#define F_SOCKET 0x10000000
-#define F_PIPE 0x20000000
-
-struct select_data
-{
-   fd_set read_copy;
-   fd_set write_copy;
-   BOOL have_read;
-   BOOL have_write;
-   int tcp_select_mask[MAX_TCP];
-   int tcp_emx_handles[MAX_TCP];
-   int tcp_select_copy[MAX_TCP];
-   int socket_nread;
-   int socket_nwrite;
-   int socket_ntotal;
-   int pipe_ntotal;
-   int pipe_have_write;
-   int max_fds;
-};
-
-int os2PseudoSelect(int nfds, fd_set *readfds, fd_set *writefds,
-        fd_set *exceptfds, struct timeval *timeout)
-{
-static BOOL FirstTime=TRUE;
-static haveTCPIP=TRUE;
-ULONG timeout_ms;
-ULONG postCount, start_millis,now_millis;
-char faildata[16];
-struct select_data sd;
-BOOL any_ready;
-int np,ns, i,ready_handles,n;
-APIRET rc;
-
-sd.have_read=FALSE; sd.have_write=FALSE; 
-sd.socket_nread=0; sd.socket_nwrite=0; sd.socket_ntotal=0;
-sd.max_fds=31; ready_handles=0; any_ready=FALSE;
-sd.pipe_ntotal=0; sd.pipe_have_write=FALSE;
-
-if(FirstTime){
-   /* First load the so32dll.dll module and get a pointer to the SELECT function */
-
-   if((rc=DosLoadModule(faildata,sizeof(faildata),"SO32DLL",&hmod_so32dll))!=0){
-        fprintf(stderr, "Could not load module so32dll.dll, rc = %d. Error note %s\n",rc,faildata);
-        haveTCPIP=FALSE;
-        }
-   if((rc = DosQueryProcAddr(hmod_so32dll, 0, "SELECT", (PPFN)&os2_tcp_select))!=0){
-        fprintf(stderr, "Could not query address of SELECT, rc = %d.\n",rc);
-        haveTCPIP=FALSE;
-        }
-   /* Call these a first time to set the semaphore */
-    /* rc = DosCreateEventSem(NULL, &hPipeSem, DC_SEM_SHARED, FALSE);
-    if(rc) { 
-             fprintf(stderr, "Could not create event semaphore, rc=%d\n",rc);
-             return(-1);
-             }
-    rc = DosResetEventSem(hPipeSem, &postCount); */ /* Done in xtrans code for servers*/
-
-	/*fprintf(stderr, "Client select() done first-time stuff, sem handle %d.\n",hPipeSem);*/
-
-   FirstTime = FALSE;
-}
-
-/* Set up the time delay structs */
-
-    if(timeout!=NULL) {
-	timeout_ms=timeout->tv_sec*1000+timeout->tv_usec/1000;
-	}
-    else { timeout_ms=1000000; }  /* This should be large enough... */
-    if(timeout_ms>0) start_millis=os2_get_sys_millis();
-
-/* Copy the masks */
-    {FD_ZERO(&sd.read_copy);}
-    {FD_ZERO(&sd.write_copy);}
-    if(readfds!=NULL){ XFD_COPYSET(readfds,&sd.read_copy); sd.have_read=TRUE;}
-    if(writefds!=NULL) {XFD_COPYSET(writefds,&sd.write_copy);sd.have_write=TRUE;}
-
-/* And zero the original masks */
-    if(sd.have_read){ FD_ZERO(readfds);}
-    if(sd.have_write) {FD_ZERO(writefds);}
-    if(exceptfds != NULL) {FD_ZERO(exceptfds);}
-
-/* Now we parse the fd_sets passed to select and separate pipe/sockets */
-        n = os2_parse_select(&sd,nfds);
-        if(n == -1) {
-           errno = EBADF;
-           return (-1);
-           }
-
-/* Now we have three cases: either we have sockets, pipes, or both */
-/* We handle all three cases differently to optimize things */
-
-/* Case 1: only pipes! */
-        if((sd.pipe_ntotal >0) && (!sd.socket_ntotal)){
-            np = os2_check_pipes(&sd,readfds,writefds);
-            if(np > 0){
-               return (np);
-               }
-            else if (np == -1) { return(-1); }
-            while(!any_ready){
-                 rc = DosWaitEventSem(hPipeSem, 1L);
-                 /* if(rc) fprintf(stderr,"Sem-wait timeout, rc = %d\n",rc); */
-                 if(rc == 640)  {
-                     return(0);
-                     }
-                 if((rc != 0) && (rc != 95)) {errno= EBADF; return(-1);}
-                 np = os2_check_pipes(&sd,readfds,writefds);
-                 if (np > 0){
-                    return(np);
-                    }
-                 else if (np < 0){ return(-1); }
-                 }
-          }
-
-/* Case 2: only sockets. Just let the os/2 tcp select do the work */
-        if((sd.socket_ntotal > 0) && (!sd.pipe_ntotal)){
-                ns = os2_check_sockets(&sd, readfds, writefds, timeout_ms);
-                return (ns);
-                }
-
-/* Case 3: combination of both */
-        if((sd.socket_ntotal > 0) && (sd.pipe_ntotal)){
-           np = os2_check_pipes(&sd,readfds,writefds);
-              if(np > 0){
-                 any_ready=TRUE;
-                 ready_handles += np;
-                 }
-              else if (np == -1) { return(-1); }
-
-           ns = os2_check_sockets(&sd,readfds,writefds, 0);
-           if(ns>0){
-               ready_handles+=ns;
-               any_ready = TRUE;
-               }
-           else if (ns == -1) {return(-1);}
-
-           while (!any_ready && timeout_ms){
-
-                rc = DosWaitEventSem(hPipeSem, 1L);
-                if (rc==640) return(0);
-                if(rc == 0){
-                        np = os2_check_pipes(&sd,readfds,writefds);
-                        if(np > 0){
-                        ready_handles+=np;
-                        any_ready = TRUE;
-                        }
-                        else if (np == -1) { 
-                                return(-1); }
-                      }
-
-                 ns = os2_check_sockets(&sd,readfds,writefds,exceptfds, 0);
-                 if(ns>0){
-                      ready_handles+=ns;
-                      any_ready = TRUE;
-                     }
-                 else if (ns == -1) {return(-1);}
-
-                  if (i%8 == 0) { 
-                    now_millis = os2_get_sys_millis();
-                    if((now_millis-start_millis) > timeout_ms) timeout_ms = 0;
-                    }
-                   i++;
-                  }
-        }
-
-return(ready_handles);
-}
-
-
-ULONG os2_get_sys_millis()
-{
-   APIRET rc;
-   ULONG milli;
-
-   rc = DosQuerySysInfo(14, 14, &milli, sizeof(milli));
-   if(rc) {
-        fprintf(stderr,"Bad return code querying the millisecond counter! rc=%d\n",rc);
-        return(0);
-        }
-   return(milli);
-}
-
-int os2_parse_select(sd,nfds)
-struct select_data *sd;
-int nfds;
-{
-   int i;
-   APIRET rc;
-/* First we determine up to which descriptor we need to check.              */
-/* No need to check up to 256 if we don't have to (and usually we dont...)*/
-/* Note: stuff here is hardcoded for fd_sets which are int[8] as in EMX!    */
-
-  if(nfds > sd->max_fds){
-     for(i=0;i<((FD_SETSIZE+31)/32);i++){
-        if(sd->read_copy.fds_bits[i] ||
-            sd->write_copy.fds_bits[i])
-                        sd->max_fds=(i*32) +32;
-        }
-     }
-   else { sd->max_fds = nfds; }
-/* Check if result is greater than specified in select() call */
-  if(sd->max_fds > nfds) sd->max_fds = nfds;
-
-  if (sd->have_read)
-    {
-      for (i = 0; i < sd->max_fds; ++i) {
-        if (FD_ISSET (i, &sd->read_copy)){
-         if(_files[i] & F_SOCKET)
-           {
-            sd->tcp_select_mask[sd->socket_ntotal]=_getsockhandle(i);
-            sd->tcp_emx_handles[sd->socket_ntotal]=i;
-            sd->socket_ntotal++; sd->socket_nread++;
-           }
-         else if (_files[i] & F_PIPE)
-          {
-            sd -> pipe_ntotal++;
-            /* rc = DosSetNPipeSem((HPIPE)i, (HSEM) hPipeSem, i);
-            if(rc) { fprintf(stderr,"Error SETNPIPE rc = %d\n",rc); return -1;} */
-          }
-        }
-      }
-    }
-
-  if (sd->have_write)
-    {
-      for (i = 0; i < sd->max_fds; ++i) {
-        if (FD_ISSET (i, &sd->write_copy)){
-         if(_files[i] & F_SOCKET)
-         {
-            sd->tcp_select_mask[sd->socket_ntotal]=_getsockhandle(i);
-            sd->tcp_emx_handles[sd->socket_ntotal]=i;
-            sd->socket_ntotal++; sd->socket_nwrite++;
-         }
-         else if (_files[i] & F_PIPE)
-          {
-            sd -> pipe_ntotal++;
-            /* rc = DosSetNPipeSem((HPIPE)i, (HSEM) hPipeSem, i);
-            if(rc) { fprintf(stderr,"Error SETNPIPE rc = %d\n",rc); return -1;} */
-            sd -> pipe_have_write=TRUE;
-          }
-        }
-      }
-    }
-
-
-return(sd->socket_ntotal);
-}
-
-
-int os2_check_sockets(sd,readfds,writefds)
-struct select_data *sd;
-fd_set *readfds,*writefds;
-{
-   int e,i;
-   int j,n;
-        memcpy(sd->tcp_select_copy,sd->tcp_select_mask,
-                sd->socket_ntotal*sizeof(int));
- 
-        e = os2_tcp_select(sd->tcp_select_copy,sd->socket_nread,
-                sd->socket_nwrite, 0, 0);
-
-        if(e == 0) return(e);
-/* We have something ready? */
-        if(e>0){
-            j = 0; n = 0;
-            for (i = 0; i < sd->socket_nread; ++i, ++j)
-                 if (sd->tcp_select_copy[j] != -1)
-                    {
-                    FD_SET (sd->tcp_emx_handles[j], readfds);
-                    n ++;
-                    }
-             for (i = 0; i < sd->socket_nwrite; ++i, ++j)
-                  if (sd->tcp_select_copy[j] != -1)
-                     {
-                     FD_SET (sd->tcp_emx_handles[j], writefds);
-                     n ++;
-                     }
-               errno = 0;
-               
-               return n;
-              }
-        if(e<0){
-           /*Error -- TODO. EBADF is a good choice for now. */
-           fprintf(stderr,"Error in server select! e=%d\n",e);
-           errno = EBADF;
-           return (-1);
-           }
- }
-
-/* Check to see if anything is ready on pipes */
-
-int os2_check_pipes(sd,readfds,writefds)
-struct select_data *sd;
-fd_set *readfds,*writefds;
-{
-int i,e;
-ULONG ulPostCount;
-PIPESEMSTATE pipeSemState[128];
-APIRET rc;
-        e = 0;
-        rc = DosResetEventSem(hPipeSem,&ulPostCount);
-        rc = DosQueryNPipeSemState((HSEM) hPipeSem, (PPIPESEMSTATE)&pipeSemState, 
-                sizeof(pipeSemState));
-        if(rc) fprintf(stderr,"SELECT: rc from QueryNPipeSem: %d\n",rc);
-        i=0;
-        while (pipeSemState[i].fStatus != 0) {
-           /*fprintf(stderr,"SELECT: sem entry, stat=%d, flag=%d, key=%d,avail=%d\n",
-                pipeSemState[i].fStatus,pipeSemState[i].fFlag,pipeSemState[i].usKey,
-                pipeSemState[i].usAvail);  */
-           if((pipeSemState[i].fStatus == 1) &&
-                    (FD_ISSET(pipeSemState[i].usKey,&sd->read_copy))){
-                FD_SET(pipeSemState[i].usKey,readfds);
-                e++;
-                }
-           else if((pipeSemState[i].fStatus == 2)  &&
-                    (FD_ISSET(pipeSemState[i].usKey,&sd->write_copy))){
-                FD_SET(pipeSemState[i].usKey,writefds);
-                e++;
-                }
-            else if( (pipeSemState[i].fStatus == 3) &&
-                ( (FD_ISSET(pipeSemState[i].usKey,&sd->read_copy)) ||
-                  (FD_ISSET(pipeSemState[i].usKey,&sd->write_copy)) )){
-                errno = EBADF;
-                /* fprintf(stderr,"Pipe has closed down, fd=%d\n",pipeSemState[i].usKey); */
-                return (-1);
-                }
-            i++;
-            } /* endwhile */
-        /*fprintf(stderr,"Done listing pipe sem entries, total %d entries, total ready entries %d\n",i,e);*/
-errno = 0;
-return(e);
-}
-
diff --git a/hw/xprint/attributes.c b/hw/xprint/attributes.c
index a24c1076b..d8ee5adf8 100644
--- a/hw/xprint/attributes.c
+++ b/hw/xprint/attributes.c
@@ -1375,7 +1375,6 @@ ReplaceAllKeywords(
     defined(__CYGWIN__) || \
     (defined(sun) && !defined(SVR4)) || \
     (defined(SVR4) && !defined(sun) && !defined(__UNIXWARE__)) || \
-    defined(__UNIXOS2__) || \
     defined(ISC) || \
     defined(Lynx) || \
     defined(__QNX__) || \
diff --git a/include/os.h b/include/os.h
index 7399436fb..3d689478e 100644
--- a/include/os.h
+++ b/include/os.h
@@ -272,7 +272,7 @@ void OsBlockSignals (void);
 
 void OsReleaseSignals (void);
 
-#if !defined(WIN32) && !defined(__UNIXOS2__)
+#if !defined(WIN32)
 extern int System(char *);
 extern pointer Popen(char *, char *);
 extern int Pclose(pointer);
diff --git a/include/servermd.h b/include/servermd.h
index 4f32a9d2b..74b90b38a 100644
--- a/include/servermd.h
+++ b/include/servermd.h
@@ -447,8 +447,6 @@ SOFTWARE.
 #if	(defined(SVR4) && defined(i386)) || \
 	defined(__alpha__) || defined(__alpha) || \
 	defined(__i386__) || defined(__i386) || \
-	defined(__UNIXOS2__) || \
-	defined(__OS2ELF__) || \
 	defined(__QNX__) || \
 	defined(__s390x__) || defined(__s390__)
   
diff --git a/os/WaitFor.c b/os/WaitFor.c
index 4a606ac7d..ec1592c01 100644
--- a/os/WaitFor.c
+++ b/os/WaitFor.c
@@ -67,9 +67,6 @@ SOFTWARE.
 #include <X11/X.h>
 #include "misc.h"
 
-#ifdef __UNIXOS2__
-#define select(n,r,w,x,t) os2PseudoSelect(n,r,w,x,t)
-#endif
 #include "osdep.h"
 #include <X11/Xpoll.h>
 #include "dixstruct.h"
diff --git a/os/access.c b/os/access.c
index 2de0ead43..e194bb8e6 100644
--- a/os/access.c
+++ b/os/access.c
@@ -1193,9 +1193,6 @@ ResetHosts (char *display)
     if (fnamelen > sizeof(fname))
 	FatalError("Display name `%s' is too long\n", display);
     sprintf(fname, ETC_HOST_PREFIX "%s" ETC_HOST_SUFFIX, display);
-#ifdef __UNIXOS2__
-    strcpy(fname, (char*)__XOS2RedirRoot(fname));
-#endif /* __UNIXOS2__ */
 
     if ((fd = fopen (fname, "r")) != 0)
     {
@@ -1206,10 +1203,6 @@ ResetHosts (char *display)
 	    continue;
     	if ((ptr = strchr(ohostname, '\n')) != 0)
     	    *ptr = 0;
-#ifdef __UNIXOS2__
-    	if ((ptr = strchr(ohostname, '\r')) != 0)
-    	    *ptr = 0;
-#endif
         hostlen = strlen(ohostname) + 1;
         for (i = 0; i < hostlen; i++)
 	    lhostname[i] = tolower(ohostname[i]);
@@ -1825,7 +1818,7 @@ ConvertAddr (
     switch (saddr->sa_family)
     {
     case AF_UNSPEC:
-#if defined(UNIXCONN) || defined(LOCALCONN) || defined(OS2PIPECONN)
+#if defined(UNIXCONN) || defined(LOCALCONN)
     case AF_UNIX:
 #endif
         return FamilyLocal;
diff --git a/os/connection.c b/os/connection.c
index 693bb201c..d975f87d2 100644
--- a/os/connection.c
+++ b/os/connection.c
@@ -107,11 +107,6 @@ SOFTWARE.
 #include <sys/ioctl.h>
 #endif
 
-#ifdef __UNIXOS2__
-#define select(n,r,w,x,t) os2PseudoSelect(n,r,w,x,t)
-extern __const__ int _nfiles;
-#endif
-
 #if defined(TCPCONN) || defined(STREAMSCONN)
 # include <netinet/in.h>
 # include <arpa/inet.h>
@@ -124,21 +119,17 @@ extern __const__ int _nfiles;
 #   ifdef CSRG_BASED
 #    include <sys/param.h>
 #   endif
-#    ifndef __UNIXOS2__
-#     include <netinet/tcp.h>
-#    endif
+#   include <netinet/tcp.h>
 #  endif
 # endif
 # include <arpa/inet.h>
 #endif
 
-#if !defined(__UNIXOS2__)
 #ifndef Lynx
 #include <sys/uio.h>
 #else
 #include <uio.h>
 #endif
-#endif
 #endif /* WIN32 */
 #include "misc.h"		/* for typedef of pointer */
 #include "osdep.h"
@@ -194,9 +185,6 @@ Bool AnyClientsWriteBlocked;	/* true if some client blocked on write */
 static Bool RunFromSmartParent;	/* send SIGUSR1 to parent process */
 Bool PartialNetwork;		/* continue even if unable to bind all addrs */
 static Pid_t ParentProcess;
-#ifdef __UNIXOS2__
-Pid_t GetPPID(Pid_t pid);
-#endif
 
 static Bool debug_conns = FALSE;
 
@@ -329,8 +317,6 @@ InitConnectionLimits(void)
 
 #ifndef __CYGWIN__
 
-#ifndef __UNIXOS2__
-
 #if !defined(XNO_SYSCONF) && defined(_SC_OPEN_MAX)
     lastfdesc = sysconf(_SC_OPEN_MAX) - 1;
 #endif
@@ -345,10 +331,6 @@ InitConnectionLimits(void)
 	lastfdesc = _NFILE - 1;
 #endif
 
-#else /* __UNIXOS2__ */
-    lastfdesc = _nfiles - 1;
-#endif
-
 #endif /* __CYGWIN__ */
 
     /* This is the fallback */
@@ -464,15 +446,6 @@ CreateWellKnownSockets(void)
 	RunFromSmartParent = TRUE;
     OsSignal(SIGUSR1, handler);
     ParentProcess = getppid ();
-#ifdef __UNIXOS2__
-    /*
-     * fg030505: under OS/2, xinit is not the parent process but
-     * the "grant parent" process of the server because execvpe()
-     * presents us an additional process number;
-     * GetPPID(pid) is part of libemxfix
-     */
-    ParentProcess = GetPPID (ParentProcess);
-#endif /* __UNIXOS2__ */
     if (RunFromSmartParent) {
 	if (ParentProcess > 1) {
 	    kill (ParentProcess, SIGUSR1);
@@ -577,7 +550,7 @@ AuthAudit (ClientPtr client, Bool letin,
 	switch (saddr->sa_family)
 	{
 	case AF_UNSPEC:
-#if defined(UNIXCONN) || defined(LOCALCONN) || defined(OS2PIPECONN)
+#if defined(UNIXCONN) || defined(LOCALCONN)
 	case AF_UNIX:
 #endif
 	    strcpy(out, "local host");
diff --git a/os/io.c b/os/io.c
index 4e83e682b..835af54d9 100644
--- a/os/io.c
+++ b/os/io.c
@@ -70,7 +70,7 @@ SOFTWARE.
 #include <X11/Xtrans/Xtrans.h>
 #include <X11/Xmd.h>
 #include <errno.h>
-#if !defined(__UNIXOS2__) && !defined(WIN32)
+#if !defined(WIN32)
 #ifndef Lynx
 #include <sys/uio.h>
 #else
@@ -98,7 +98,6 @@ static void SkipRequests(xReqPtr req, ClientPtr client, int numskipped);
 /* check for both EAGAIN and EWOULDBLOCK, because some supposedly POSIX
  * systems are broken and return EWOULDBLOCK when they should return EAGAIN
  */
-#ifndef __UNIXOS2__
 #ifndef WIN32
 #if defined(EAGAIN) && defined(EWOULDBLOCK)
 #define ETEST(err) (err == EAGAIN || err == EWOULDBLOCK)
@@ -112,9 +111,6 @@ static void SkipRequests(xReqPtr req, ClientPtr client, int numskipped);
 #else /* WIN32 The socket errorcodes differ from the normal errors*/
 #define ETEST(err) (err == EAGAIN || err == WSAEWOULDBLOCK)
 #endif
-#else /* __UNIXOS2__  Writing to full pipes may return ENOSPC */
-#define ETEST(err) (err == EAGAIN || err == EWOULDBLOCK || err == ENOSPC)
-#endif
 
 static Bool CriticalOutputPending;
 static int timesThisConnection = 0;
diff --git a/os/log.c b/os/log.c
index e8aa3fa01..0860847ec 100644
--- a/os/log.c
+++ b/os/log.c
@@ -182,9 +182,6 @@ LogInit(const char *fname, const char *backup)
 		sprintf(suffix, backup, display);
 		sprintf(oldLog, "%s%s", logFileName, suffix);
 		free(suffix);
-#ifdef __UNIXOS2__
-		remove(oldLog);
-#endif
 		if (rename(logFileName, oldLog) == -1) {
 		    FatalError("Cannot move old log file (\"%s\" to \"%s\"\n",
 			       logFileName, oldLog);
diff --git a/os/oscolor.c b/os/oscolor.c
index d53e4d8ff..e1756926d 100644
--- a/os/oscolor.c
+++ b/os/oscolor.c
@@ -225,16 +225,9 @@ OsInitColors(void)
 
   if (!was_here)
     {
-#ifndef __UNIXOS2__
       path = (char*)ALLOCATE_LOCAL(strlen(rgbPath) +5);
       strcpy(path, rgbPath);
       strcat(path, ".txt");
-#else
-      char *tmp = (char*)__XOS2RedirRoot(rgbPath);
-      path = (char*)ALLOCATE_LOCAL(strlen(tmp) +5);
-      strcpy(path, tmp);
-      strcat(path, ".txt");
-#endif
       if (!(rgb = fopen(path, "r")))
         {
 	   ErrorF( "Couldn't open RGB_DB '%s'\n", rgbPath );
@@ -245,11 +238,7 @@ OsInitColors(void)
       while(fgets(line, sizeof(line), rgb))
 	{
 	  lineno++;
-#ifndef __UNIXOS2__
 	  if (sscanf(line,"%d %d %d %[^\n]\n", &red, &green, &blue, name) == 4)
-#else
-	  if (sscanf(line,"%d %d %d %[^\n\r]\n", &red, &green, &blue, name) == 4)
-#endif
 	    {
 	      if (red >= 0   && red <= 0xff &&
 		  green >= 0 && green <= 0xff &&
diff --git a/os/osdep.h b/os/osdep.h
index 04e88ea49..965436df5 100644
--- a/os/osdep.h
+++ b/os/osdep.h
@@ -91,7 +91,7 @@ SOFTWARE.
 #if defined(NOFILE) && !defined(NOFILES_MAX)
 #define OPEN_MAX NOFILE
 #else
-#if !defined(__UNIXOS2__) && !defined(WIN32)
+#if !defined(WIN32)
 #define OPEN_MAX NOFILES_MAX
 #else
 #define OPEN_MAX 256
diff --git a/os/osinit.c b/os/osinit.c
index 9a1c1133a..1f09f068e 100644
--- a/os/osinit.c
+++ b/os/osinit.c
@@ -133,7 +133,7 @@ OsInit(void)
 		dup2 (fileno (err), 2);
 		fclose (err);
 	    }
-#if defined(SYSV) || defined(SVR4) || defined(__UNIXOS2__) || defined(WIN32) || defined(__CYGWIN__)
+#if defined(SYSV) || defined(SVR4) || defined(WIN32) || defined(__CYGWIN__)
 	    {
 	    static char buf[BUFSIZ];
 	    setvbuf (stderr, buf, _IOLBF, BUFSIZ);
diff --git a/os/utils.c b/os/utils.c
index dd5acd34b..3bb7dbeba 100644
--- a/os/utils.c
+++ b/os/utils.c
@@ -297,9 +297,7 @@ OsSignal(sig, handler)
  * server at a time.  This keeps the servers from stomping on each other
  * if the user forgets to give them different display numbers.
  */
-#ifndef __UNIXOS2__
 #define LOCK_DIR "/tmp"
-#endif
 #define LOCK_TMP_PREFIX "/.tX"
 #define LOCK_PREFIX "/.X"
 #define LOCK_SUFFIX "-lock"
@@ -309,10 +307,6 @@ OsSignal(sig, handler)
 #include <sys/param.h>
 #endif
 
-#ifdef __UNIXOS2__
-#define link rename
-#endif
-
 #ifndef PATH_MAX
 #ifndef Lynx
 #include <sys/param.h>
@@ -351,14 +345,7 @@ LockServer(void)
   /*
    * Path names
    */
-#ifndef __UNIXOS2__
   tmppath = LOCK_DIR;
-#else
-  /* OS/2 uses TMP directory, must also prepare for 8.3 names */
-  tmppath = getenv("TMP");
-  if (!tmppath)
-    FatalError("No TMP dir found\n");
-#endif
 
   sprintf(port, "%d", atoi(display));
   len = strlen(LOCK_PREFIX) > strlen(LOCK_TMP_PREFIX) ? strlen(LOCK_PREFIX) :
@@ -399,13 +386,11 @@ LockServer(void)
     FatalError("Could not create lock file in %s\n", tmp);
   (void) sprintf(pid_str, "%10ld\n", (long)getpid());
   (void) write(lfd, pid_str, 11);
-#ifndef __UNIXOS2__
 #ifndef USE_CHMOD
   (void) fchmod(lfd, 0444);
 #else
   (void) chmod(tmp, 0444);
 #endif
-#endif
   (void) close(lfd);
 
   /*
@@ -484,9 +469,6 @@ UnlockServer(void)
 
   if (!StillLocking){
 
-#ifdef __UNIXOS2__
-  (void) chmod(LockFile,S_IREAD|S_IWRITE);
-#endif /* __UNIXOS2__ */
   (void) unlink(LockFile);
   }
 }
@@ -914,7 +896,7 @@ ProcessCommandLine(int argc, char *argv[])
 #ifdef SERVER_LOCK
 	else if ( strcmp ( argv[i], "-nolock") == 0)
 	{
-#if !defined(WIN32) && !defined(__UNIXOS2__) && !defined(__CYGWIN__)
+#if !defined(WIN32) && !defined(__CYGWIN__)
 	  if (getuid() != 0)
 	    ErrorF("Warning: the -nolock option can only be used by root\n");
 	  else
@@ -1246,7 +1228,7 @@ ExpandCommandLine(int *pargc, char ***pargv)
 {
     int i;
 
-#if !defined(WIN32) && !defined(__UNIXOS2__) && !defined(__CYGWIN__)
+#if !defined(WIN32) && !defined(__CYGWIN__)
     if (getuid() != geteuid())
 	return;
 #endif
@@ -1677,7 +1659,7 @@ OsReleaseSignals (void)
 #endif
 }
 
-#if !defined(WIN32) && !defined(__UNIXOS2__)
+#if !defined(WIN32)
 /*
  * "safer" versions of system(3), popen(3) and pclose(3) which give up
  * all privs before running a command.
@@ -1952,7 +1934,7 @@ Fclose(pointer iop)
 #endif
 }
 
-#endif /* !WIN32 && !__UNIXOS2__ */
+#endif /* !WIN32 */
 
 
 /*
diff --git a/xkb/ddxLoad.c b/xkb/ddxLoad.c
index c24c56c1c..d79ae7a7b 100644
--- a/xkb/ddxLoad.c
+++ b/xkb/ddxLoad.c
@@ -77,7 +77,7 @@ THE USE OR PERFORMANCE OF THIS SOFTWARE.
 #define	POST_ERROR_MSG1 "\"Errors from xkbcomp are not fatal to the X server\""
 #define	POST_ERROR_MSG2 "\"End of messages from xkbcomp\""
 
-#if defined(__UNIXOS2__) || defined(WIN32)
+#if defined(WIN32)
 #define PATHSEPARATOR "\\"
 #else
 #define PATHSEPARATOR "/"
@@ -239,20 +239,8 @@ char 	*cmd = NULL,file[PATH_MAX],xkm_output_dir[PATH_MAX],*map,*outFile;
     OutputDirectory(xkm_output_dir, sizeof(xkm_output_dir));
 
     if (XkbBaseDirectory!=NULL) {
-#ifndef __UNIXOS2__
         char *xkbbasedir = XkbBaseDirectory;
         char *xkbbindir = XkbBinDirectory;
-#else
-        /* relocate the basedir and replace the slashes with backslashes */
-        char *xkbbasedir = (char*)__XOS2RedirRoot(XkbBaseDirectory);
-        char *xkbbindir = (char*)__XOS2RedirRoot(XkbBinDirectory);
-        int i;
-
-	for (i=0; i<strlen(xkbbasedir); i++) 
-            if (xkbbasedir[i]=='/') xkbbasedir[i]='\\';
-	for (i=0; i<strlen(xkbbindir); i++) 
-            if (xkbbindir[i]=='/') xkbbindir[i]='\\';
-#endif
 
 	cmd = Xprintf("\"%s" PATHSEPARATOR "xkbcomp\" -w %d \"-R%s\" -xkm %s%s -em1 %s -emp %s -eml %s keymap/%s \"%s%s.xkm\"",
 		xkbbindir,
@@ -338,18 +326,8 @@ char tmpname[PATH_MAX];
            for xkbcomp. xkbcomp does not read from stdin. */
         char *xkmfile = tmpname;
 #endif
-#ifndef __UNIXOS2__
         char *xkbbasedir = XkbBaseDirectory;
         char *xkbbindir = XkbBinDirectory;
-#else
-        int i;
-        char *xkbbasedir = (char*)__XOS2RedirRoot(XkbBaseDirectory);
-        char *xkbbindir = (char*)__XOS2RedirRoot(XkbBinDirectory);
-	for (i=0; i<strlen(xkbbasedir); i++) 
-            if (xkbbasedir[i]=='/') xkbbasedir[i]='\\';
-	for (i=0; i<strlen(xkbbindir); i++) 
-            if (xkbbindir[i]=='/') xkbbindir[i]='\\';
-#endif
         
 	buf = Xprintf(
 	   "\"%s" PATHSEPARATOR "xkbcomp\" -w %d \"-R%s\" -xkm \"%s\" -em1 %s -emp %s -eml %s \"%s%s.xkm\"",
diff --git a/xkb/xkbInit.c b/xkb/xkbInit.c
index 716bc26a5..c0867adf0 100644
--- a/xkb/xkbInit.c
+++ b/xkb/xkbInit.c
@@ -847,7 +847,7 @@ XkbProcessArguments(int argc,char *argv[],int i)
     }
     else if (strncmp(argv[i], "-xkbdir", 7) == 0) {
 	if(++i < argc) {
-#if !defined(WIN32) && !defined(__UNIXOS2__) && !defined(__CYGWIN__)
+#if !defined(WIN32) && !defined(__CYGWIN__)
 	    if (getuid() != geteuid()) {
 		LogMessage(X_WARNING, "-xkbdir is not available for setuid X servers\n");
 		return -1;