diff --git a/PC/os2emx/Makefile b/PC/os2emx/Makefile
index 10dc9bd..787a3f4 100644
--- a/PC/os2emx/Makefile
+++ b/PC/os2emx/Makefile
@@ -27,37 +27,48 @@
 MODE=		optimize
 #MODE=		debug
 # === Assert() enabled ===
-#ASSERTIONS=no
-ASSERTIONS=yes
+ASSERTIONS=no
+#ASSERTIONS=yes
+# === Hard-wire installation location ===
+FIXED_PYHOME=no
+#FIXED_PYHOME=yes
 
 # === Optional modules ===
 # Do you have the InfoZip compression library installed?
-ZLIB=		no
+HAVE_ZLIB=	no
 # Do you have the Ultra Fast Crypt (UFC) library installed?
-UFC=		no
+HAVE_UFC=	no
 # Do you have the Tcl/Tk library installed?
-TCLTK=		no
+HAVE_TCLTK=	no
 # Do you have the GNU multiprecision library installed?
-GMPZ=		no
+HAVE_GMPZ=	no
 # Do you have the GNU readline library installed?
 # NOTE: I'm using a modified version of Kai Uwe Rommel's port that 
 #       - is compiled with multithreading enabled
 #       - is linked statically
-#       I have had no success trying to use a DLL version, even with
-#       the multithreading switch.
-GREADLINE=	no
+#       I have had no success trying to use a DLL version, even when
+#       compiled with multithreading enabled.
+HAVE_GREADLINE=	no
 # Do you have the BSD DB library (v1.85) as included in the EMXBSD package?
 # NOTE: this library needs to be recompiled with a structure member
 #       renamed to avoid problems with the multithreaded errno support
 #       (there is a structure member called errno, used for shadowing the
 #       real errno, which conflicts with the errno redefinition of -Zmt)
-BSDDB=		no
+HAVE_BSDDB=	no
 # Do you have the ncurses library installed? EMX's BSD curses aren't enough! 
-CURSES=		no
+HAVE_NCURSES=	no
 # Do you have the GDBM library installed?
-GDBM=		no
+HAVE_GDBM=	no
 # Do you have the BZ2 compression library installed?
-BZ2=		no
+HAVE_BZ2=	no
+
+# === install locations ===
+# default value of PYTHONHOME
+LIB_DIR=C:/Python23
+# default is to have everything in or under PYTHONHOME
+EXE_DIR=$(LIB_DIR)
+DLL_DIR=$(EXE_DIR)
+
 
 # === The Tools ===
 CC=		gcc
@@ -85,6 +96,9 @@
 ifeq ($(ASSERTIONS),no)
   CFLAGS+=	-DNDEBUG
 endif
+ifeq ($(FIXED_PYHOME),yes)
+  CFLAGS+=	-DPREFIX=$(DQUOTE)$(LIB_DIR)$(DQUOTE)
+endif
 
 # We're using the OMF format since EMX's ld has a obscure bug
 # because of which it sometimes fails to build relocations
@@ -250,7 +264,7 @@
 		Modules/gcmodule.c \
 		Modules/signalmodule.c \
 		Modules/posixmodule.c \
-		Modules/threadmodule.c)
+		Modules/threadmodule.c
 SRC.PARSE1=	$(addprefix $(TOP), \
 		Parser/acceler.c \
 		Parser/grammar1.c \
@@ -391,6 +405,7 @@
 HARDEXTMODULES=	binascii \
 		cPickle \
 		cStringI \
+		_csv \
 		_hotshot \
 		imageop \
 		itertool \
@@ -410,33 +425,33 @@
 		zipimpor
 
 # Python external ($(MODULE.EXT)) modules - can be EASY or HARD
-ifeq ($(ZLIB),yes)
+ifeq ($(HAVE_ZLIB),yes)
   HARDEXTMODULES+=	zlib
 endif
-ifeq ($(UFC),yes)
+ifeq ($(HAVE_UFC),yes)
   HARDEXTMODULES+=	crypt
 endif
-ifeq ($(TCLTK),yes)
+ifeq ($(HAVE_TCLTK),yes)
   HARDEXTMODULES+=	_tkinter
   CFLAGS+=		-DHAS_DIRENT -I/TclTk80/include
   TK_LIBS+=		-L/TclTk80/lib -ltcl80 -ltk80
 endif
-ifeq ($(GMPZ),yes)
+ifeq ($(HAVE_GMPZ),yes)
   HARDEXTMODULES+=	mpz
 endif
-ifeq ($(GREADLINE),yes)
+ifeq ($(HAVE_GREADLINE),yes)
   HARDEXTMODULES+=	readline
 endif
-ifeq ($(BSDDB),yes)
+ifeq ($(HAVE_BSDDB),yes)
   HARDEXTMODULES+=	bsddb185
 endif
-ifeq ($(CURSES),yes)
+ifeq ($(HAVE_NCURSES),yes)
   HARDEXTMODULES+=	_curses _curses_
 endif
-ifeq ($(GDBM),yes)
+ifeq ($(HAVE_GDBM),yes)
   HARDEXTMODULES+=	gdbm dbm
 endif
-ifeq ($(BZ2),yes)
+ifeq ($(HAVE_BZ2),yes)
   HARDEXTMODULES+=	bz2
 endif
 
@@ -526,6 +541,9 @@
 cStringI$(MODULE.EXT): cStringIO$(MODULE.EXT)
 	cp $^ $@
 
+_csv$(MODULE.EXT): $(OUT)_csv$O $(OUT)_csv_m.def $(PYTHON.IMPLIB)
+	$(LD) $(LDFLAGS.DLL) -o $@ $(^^) $(L^) $(LIBS)
+
 _hotshot$(MODULE.EXT): $(OUT)_hotshot$O $(OUT)_hotshot_m.def $(PYTHON.IMPLIB)
 	$(LD) $(LDFLAGS.DLL) -o $@ $(^^) $(L^) $(LIBS)
 
diff --git a/PC/os2emx/config.c b/PC/os2emx/config.c
index 0a0b901..0b21d56 100644
--- a/PC/os2emx/config.c
+++ b/PC/os2emx/config.c
@@ -66,6 +66,7 @@
 extern void initfpectl();
 extern void initfpetest();
 extern void initimageop();
+extern void inititertools();
 extern void initmath();
 extern void initmd5();
 extern void initoperator();
@@ -129,6 +130,7 @@
 	{"fpectl", initfpectl},
 	{"fpetest", initfpetest},
 	{"imageop", initimageop},
+	{"itertools", inititertools},
 	{"math", initmath},
 	{"md5", initmd5},
 	{"operator", initoperator},
diff --git a/PC/os2emx/pyconfig.h b/PC/os2emx/pyconfig.h
index 807083e..23f0cfe 100644
--- a/PC/os2emx/pyconfig.h
+++ b/PC/os2emx/pyconfig.h
@@ -1,53 +1,58 @@
 #ifndef Py_CONFIG_H
 #define Py_CONFIG_H
 
-/*
-   config.h.
-   At some time in the past, generated automatically by configure.
-   Maintained manually for better results.
-*/
+/* config.h.
+ * At some time in the past, generated automatically by/from configure.
+ * now maintained manually.
+ */
 
+/* build environment */
 #define PLATFORM	"os2emx"
 #define COMPILER	"[EMX GCC " __VERSION__ "]"
-#define PYOS_OS2
-#define PYCC_GCC
-#define PREFIX		"/usr"
+#define PYOS_OS2	1
+#define PYCC_GCC	1
+
+/* default location(s) */
+#ifndef PREFIX
+#define PREFIX		""
+#endif
+#ifndef PYTHONPATH
+#define PYTHONPATH	"./Lib;./Lib/plat-" PLATFORM \
+			";./Lib/lib-dynload;./Lib/site-packages"
+#endif
 
 /* Debugging */
 #ifndef Py_DEBUG
 /*#define Py_DEBUG 1*/
 #endif
 
-/* so that emx socket headers will define IP V4 socket types */
-#define TCPIPV4
-
 /* Use OS/2 flavour of threads */
-#define WITH_THREAD
-#define OS2_THREADS
-
-/* Define if you want to read files with foreign newlines. */
-#define WITH_UNIVERSAL_NEWLINES 1
+#define WITH_THREAD	1
+#define OS2_THREADS	1
 
 /* We want sockets */
-#define USE_SOCKET
-#define socklen_t int
+#define TCPIPV4		1
+#define USE_SOCKET	1
+#define socklen_t	int
+
+/* enable the Python object allocator */
+#define	WITH_PYMALLOC	1
 
 /* enable the GC module */
 #define WITH_CYCLE_GC	1
 
+/* Define if you want to read files with foreign newlines. */
+#define WITH_UNIVERSAL_NEWLINES 1
+
 /* Define if you want documentation strings in extension modules */
 #define WITH_DOC_STRINGS 1
 
 /* Unicode related */
-#define Py_USING_UNICODE
-#define PY_UNICODE_TYPE    wchar_t
+#define Py_USING_UNICODE 1
+#define PY_UNICODE_TYPE	wchar_t
 #define Py_UNICODE_SIZE SIZEOF_SHORT
 
-/* enable the Python object allocator */
-/*#define	WITH_PYMALLOC	1*/
-
-#define PYTHONPATH  ".;./Lib;./Lib/plat-" PLATFORM ";./Lib/lib-dynload;./Lib/site-packages"
-
+/* system capabilities */
 #define HAVE_TTYNAME	1
 #define HAVE_WAIT	1
 #define HAVE_GETEGID    1
@@ -63,48 +68,43 @@
 #define HAVE_DYNAMIC_LOADING	1
 
 /* if port of GDBM installed, it includes NDBM emulation */
-#define HAVE_NDBM_H	1
+#define HAVE_NDBM_H 1
 
 /* need this for spawnv code in posixmodule (cloned from WIN32 def'n) */
 typedef long intptr_t;
 
-/* we don't have tm_zone but do have the external array
-   tzname.  */
+/* we don't have tm_zone but do have the external array tzname */
 #define HAVE_TZNAME 1
 
-/* Define as the return type of signal handlers (int or void).  */
+/* Define as the return type of signal handlers (int or void). */
 #define RETSIGTYPE void
 
-/* Define if you have the ANSI C header files.  */
+/* Define if you have the ANSI C header files. */
 #define STDC_HEADERS 1
 
-/* Define if you can safely include both <sys/time.h> and <time.h>.  */
+/* Define if you can safely include both <sys/time.h> and <time.h>. */
 #define TIME_WITH_SYS_TIME 1
 
-/* Used for BeOS configuration */
-/* #undef DL_EXPORT_HEADER */
-#ifdef DL_EXPORT_HEADER
-#include DL_EXPORT_HEADER
-#endif
-
-/* Define this if you have the type long long */
+/* Define this if you have the type long long. */
 #define HAVE_LONG_LONG 1
 
-/* Define if your compiler supports function prototypes */
+/* Define if your compiler supports function prototypes. */
 #define HAVE_PROTOTYPES 1
 
 /* Define if your compiler supports variable length function prototypes
-   (e.g. void fprintf(FILE *, char *, ...);) *and* <stdarg.h> */
+ * (e.g. void fprintf(FILE *, char *, ...);) *and* <stdarg.h>.
+ */
 #define HAVE_STDARG_PROTOTYPES 1
 
-/* Define if malloc(0) returns a NULL pointer */
+/* Define if malloc(0) returns a NULL pointer. */
 #define MALLOC_ZERO_RETURNS_NULL 1
 
-/* Define to force use of thread-safe errno, h_errno, and other functions */
+/* Define to force use of thread-safe errno, h_errno, and other functions. */
 #define _REENTRANT 1
 
-/* Define if  you can safely include both <sys/select.h> and <sys/time.h>
-   (which you can't on SCO ODT 3.0). */
+/* Define if you can safely include both <sys/select.h> and <sys/time.h>
+ * (which you can't on SCO ODT 3.0).
+ */
 #define SYS_SELECT_WITH_SYS_TIME 1
 
 /* The number of bytes in an off_t. */
@@ -113,200 +113,200 @@
 /* The number of bytes in an time_t. */
 #define SIZEOF_TIME_T 4
 
-/* The number of bytes in a short.  */
+/* The number of bytes in a short. */
 #define SIZEOF_SHORT 2
 
-/* The number of bytes in a int.  */
+/* The number of bytes in a int. */
 #define SIZEOF_INT 4
 
-/* The number of bytes in a long.  */
+/* The number of bytes in a long. */
 #define SIZEOF_LONG 4
 
-/* The number of bytes in a long long.  */
+/* The number of bytes in a long long. */
 #define SIZEOF_LONG_LONG 8
 
-/* The number of bytes in a void *.  */
+/* The number of bytes in a void *. */
 #define SIZEOF_VOID_P 4
 
-/* Define if you have the alarm function.  */
+/* Define if you have the alarm function. */
 #define HAVE_ALARM 1
 
-/* Define if you have the clock function.  */
+/* Define if you have the clock function. */
 #define HAVE_CLOCK 1
 
-/* Define if you have the dup2 function.  */
+/* Define if you have the dup2 function. */
 #define HAVE_DUP2 1
 
-/* Define if you have the execv function.  */
+/* Define if you have the execv function. */
 #define HAVE_EXECV 1
 
-/* Define if you have the spawnv function.  */
+/* Define if you have the spawnv function. */
 #define HAVE_SPAWNV 1
 
-/* Define if you have the flock function.  */
+/* Define if you have the flock function. */
 #define HAVE_FLOCK 1
 
-/* Define if you have the fork function.  */
+/* Define if you have the fork function. */
 #define HAVE_FORK 1
 
-/* Define if you have the fsync function.  */
+/* Define if you have the fsync function. */
 #define HAVE_FSYNC 1
 
-/* Define if you have the ftime function.  */
+/* Define if you have the ftime function. */
 #define HAVE_FTIME 1
 
-/* Define if you have the ftruncate function.  */
+/* Define if you have the ftruncate function. */
 #define HAVE_FTRUNCATE 1
 
-/* Define if you have the getcwd function.  */
+/* Define if you have the getcwd function. */
 #define HAVE_GETCWD 1
 
-/* Define if you have the getpeername function.  */
+/* Define if you have the getpeername function. */
 #define HAVE_GETPEERNAME 1
 
-/* Define if you have the getpgrp function.  */
+/* Define if you have the getpgrp function. */
 #define HAVE_GETPGRP 1
 
-/* Define if you have the getpid function.  */
+/* Define if you have the getpid function. */
 #define HAVE_GETPID 1
 
-/* Define if you have the getpwent function.  */
+/* Define if you have the getpwent function. */
 #define HAVE_GETPWENT 1
 
-/* Define if you have the gettimeofday function.  */
+/* Define if you have the gettimeofday function. */
 #define HAVE_GETTIMEOFDAY 1
 
-/* Define if you have the getwd function.  */
+/* Define if you have the getwd function. */
 #define HAVE_GETWD 1
 
-/* Define if you have the hypot function.  */
+/* Define if you have the hypot function. */
 #define HAVE_HYPOT 1
 
-/* Define if you have the kill function.  */
+/* Define if you have the kill function. */
 #define HAVE_KILL 1
 
-/* Define if you have the memmove function.  */
+/* Define if you have the memmove function. */
 #define HAVE_MEMMOVE 1
 
-/* Define if you have the mktime function.  */
+/* Define if you have the mktime function. */
 #define HAVE_MKTIME 1
 
-/* Define if you have the pause function.  */
+/* Define if you have the pause function. */
 #define HAVE_PAUSE 1
 
-/* Define if you have the putenv function.  */
+/* Define if you have the putenv function. */
 #define HAVE_PUTENV 1
 
-/* Define if you have the select function.  */
+/* Define if you have the select function. */
 #define HAVE_SELECT 1
 
-/* Define if you have the setgid function.  */
+/* Define if you have the setgid function. */
 #define HAVE_SETGID 1
 
-/* Define if you have the setlocale function.  */
+/* Define if you have the setlocale function. */
 #define HAVE_SETLOCALE 1
 
-/* Define if you have the setpgid function.  */
+/* Define if you have the setpgid function. */
 #define HAVE_SETPGID 1
 
-/* Define if you have the setuid function.  */
+/* Define if you have the setuid function. */
 #define HAVE_SETUID 1
 
-/* Define if you have the setvbuf function.  */
+/* Define if you have the setvbuf function. */
 #define HAVE_SETVBUF 1
 
-/* Define if you have the sigaction function.  */
+/* Define if you have the sigaction function. */
 #define HAVE_SIGACTION 1
 
-/* Define if you have the strdup function.  */
+/* Define if you have the strdup function. */
 #define HAVE_STRDUP 1
 
-/* Define if you have the strerror function.  */
+/* Define if you have the strerror function. */
 #define HAVE_STRERROR 1
 
-/* Define if you have the strftime function.  */
+/* Define if you have the strftime function. */
 #define HAVE_STRFTIME 1
 
-/* Define if you have the strptime function.  */
+/* Define if you have the strptime function. */
 #define HAVE_STRPTIME 1
 
-/* Define if you have the tcgetpgrp function.  */
+/* Define if you have the tcgetpgrp function. */
 #define HAVE_TCGETPGRP 1
 
-/* Define if you have the tcsetpgrp function.  */
+/* Define if you have the tcsetpgrp function. */
 #define HAVE_TCSETPGRP 1
 
-/* Define if you have the times function.  */
+/* Define if you have the times function. */
 #define HAVE_TIMES 1
 
-/* Define if you have the truncate function.  */
+/* Define if you have the truncate function. */
 #define HAVE_TRUNCATE 1
 
-/* Define if you have the uname function.  */
+/* Define if you have the uname function. */
 #define HAVE_UNAME 1
 
-/* Define if you have the waitpid function.  */
+/* Define if you have the waitpid function. */
 #define HAVE_WAITPID 1
 
-/* Define if you have the <dirent.h> header file.  */
+/* Define if you have the <dirent.h> header file. */
 #define HAVE_DIRENT_H 1
 
-/* Define if you have the <fcntl.h> header file.  */
+/* Define if you have the <fcntl.h> header file. */
 #define HAVE_FCNTL_H 1
 
-/* Define if you have the <limits.h> header file.  */
+/* Define if you have the <limits.h> header file. */
 #define HAVE_LIMITS_H 1
 
-/* Define if you have the <locale.h> header file.  */
+/* Define if you have the <locale.h> header file. */
 #define HAVE_LOCALE_H 1
 
-/* Define if you have the <ncurses.h> header file.  */
+/* Define if you have the <ncurses.h> header file. */
 #define HAVE_NCURSES_H 1
 
-/* Define if you have the <signal.h> header file.  */
+/* Define if you have the <signal.h> header file. */
 #define HAVE_SIGNAL_H 1
 
-/* Define if you have the <stdarg.h> header file.  */
+/* Define if you have the <stdarg.h> header file. */
 #define HAVE_STDARG_H 1
 
-/* Define if you have the <stddef.h> header file.  */
+/* Define if you have the <stddef.h> header file. */
 #define HAVE_STDDEF_H 1
 
-/* Define if you have the <stdlib.h> header file.  */
+/* Define if you have the <stdlib.h> header file. */
 #define HAVE_STDLIB_H 1
 
-/* Define if you have the <sys/file.h> header file.  */
+/* Define if you have the <sys/file.h> header file. */
 #define HAVE_SYS_FILE_H 1
 
-/* Define if you have the <sys/param.h> header file.  */
+/* Define if you have the <sys/param.h> header file. */
 #define HAVE_SYS_PARAM_H 1
 
-/* Define if you have the <sys/select.h> header file.  */
+/* Define if you have the <sys/select.h> header file. */
 #define HAVE_SYS_SELECT_H 1
 
-/* Define if you have the <sys/time.h> header file.  */
+/* Define if you have the <sys/time.h> header file. */
 #define HAVE_SYS_TIME_H 1
 
-/* Define if you have the <sys/times.h> header file.  */
+/* Define if you have the <sys/times.h> header file. */
 #define HAVE_SYS_TIMES_H 1
 
-/* Define if you have the <sys/un.h> header file.  */
+/* Define if you have the <sys/un.h> header file. */
 #define HAVE_SYS_UN_H 1
 
-/* Define if you have the <sys/utsname.h> header file.  */
+/* Define if you have the <sys/utsname.h> header file. */
 #define HAVE_SYS_UTSNAME_H 1
 
-/* Define if you have the <sys/wait.h> header file.  */
+/* Define if you have the <sys/wait.h> header file. */
 #define HAVE_SYS_WAIT_H 1
 
-/* Define if you have the <unistd.h> header file.  */
+/* Define if you have the <unistd.h> header file. */
 #define HAVE_UNISTD_H 1
 
-/* Define if you have the <utime.h> header file.  */
+/* Define if you have the <utime.h> header file. */
 #define HAVE_UTIME_H 1
 
-/* EMX has an snprintf() */
-#define HAVE_SNPRINTF
+/* EMX has an snprintf(). */
+#define HAVE_SNPRINTF 1
 
 #endif /* !Py_CONFIG_H */