diff -urbdN exim-3.33-orig/Local/Makefile exim-3.33/Local/Makefile
--- exim-3.33-orig/Local/Makefile	Thu Jan  1 01:00:00 1970
+++ exim-3.33/Local/Makefile	Thu Nov 22 17:48:25 2001
@@ -0,0 +1,113 @@
+MAKE_SHELL=/bin/bash
+
+#CHOWN_COMMAND=/usr/bin/chown
+#CHGRP_COMMAND=/usr/bin/chgrp
+#MV_COMMAND=/bin/mv
+#RM_COMMAND=/bin/rm
+#PERL_COMMAND=/usr/bin/perl
+
+AR=ar cq
+
+# AUTH_CRAM_MD5=yes
+# AUTH_PLAINTEXT=yes
+
+BIN_DIRECTORY=/usr/local/exim/bin
+
+INFO_DIRECTORY=/usr/local/info
+
+COMPRESS_COMMAND=/bin/gzip
+COMPRESS_SUFFIX=gz
+
+ZCAT_COMMAND=/bin/zcat
+
+CONFIGURE_FILE=/etc/exim/configure
+
+# CONFIGURE_FILE_USE_NODE=yes
+# CONFIGURE_FILE_USE_EUID=yes
+
+# DELIVER_BUFFER_SIZE=8192
+
+DIRECTOR_ALIASFILE=yes
+DIRECTOR_FORWARDFILE=yes
+DIRECTOR_LOCALUSER=yes
+DIRECTOR_SMARTUSER=yes
+
+# DB_DIRECTORY_MODE=0750
+# DB_MODE=0640
+# DB_LOCKFILE_MODE=0640
+
+EXICYCLOG_MAX=10
+
+EXIM_UID=1030
+EXIM_GID=513
+
+# EXIM_MONITOR=eximon.bin
+
+EXIM_PERL=perl.o
+
+# PERL_CC=
+# PERL_CCOPTS=
+# PERL_LIBS=
+
+# HEADER_MAXSIZE="(1024*1024)"
+
+# INPUT_DIRECTORY_MODE=0750
+
+LOG_FILE_PATH=/var/log/exim_%slog
+# LOG_DIRECTORY_MODE=0750
+# LOG_MODE=0640
+
+
+LOOKUP_DBM=yes
+LOOKUP_LSEARCH=yes
+
+# LOOKUP_CDB=yes
+# LOOKUP_DNSDB=yes
+# LOOKUP_LDAP=yes
+LOOKUP_MYSQL=yes
+# LOOKUP_NIS=yes
+# LOOKUP_NISPLUS=yes
+LOOKUP_PGSQL=yes
+
+
+LOOKUP_INCLUDE=-I /usr/include/postgresql -I /usr/include/mysql 
+LOOKUP_LIBS=-L/usr/local/lib -lmysqlclient -lpq -lz
+
+# LOOKUP_TESTDB=yes
+
+# MAXINTERFACES=250
+
+# MSGLOG_DIRECTORY_MODE=0750
+
+PID_FILE_PATH=/var/run/exim%s.pid
+
+ROUTER_DOMAINLIST=yes
+ROUTER_IPLITERAL=yes
+ROUTER_LOOKUPHOST=yes
+ROUTER_QUERYPROGRAM=yes
+
+# This one is very special-purpose, so is not included by default.
+
+SPOOL_DIRECTORY=/var/spool/exim
+
+# SPOOL_DIRECTORY_MODE=0750
+
+# SPOOL_MODE=0600
+
+# STDERR_FILE=
+
+SUPPORT_MAILDIR=yes
+# SUPPORT_MAILSTORE=yes
+SUPPORT_MBX=yes
+
+SUPPORT_TLS=yes
+TLS_LIBS=-lssl -lcrypto
+TLS_INCLUDE=-I/usr/include/openssl
+
+TRANSPORT_APPENDFILE=yes
+TRANSPORT_AUTOREPLY=yes
+TRANSPORT_PIPE=yes
+TRANSPORT_SMTP=yes
+
+INST_CP=/bin/install
+
diff -urbdN exim-3.33-orig/OS/Makefile-cygwin exim-3.33/OS/Makefile-cygwin
--- exim-3.33-orig/OS/Makefile-cygwin	Thu Jan  1 01:00:00 1970
+++ exim-3.33/OS/Makefile-cygwin	Thu Nov 22 15:09:36 2001
@@ -0,0 +1,23 @@
+# Exim: OS-specific make file for Cygwin.
+
+BASENAME_COMMAND=/usr/bin/basename
+
+CFLAGS=-g -O2 -I/usr/local/bind/include
+CC=gcc
+
+DBMLIB = -ldb
+USE_DB = yes
+
+LIBS = -lcrypt
+LIBRESOLV = -L/usr/local/bind/lib -lbind
+
+X11=/usr/X11R6
+XINCLUDE=-I$(X11)/include
+XLFLAGS=-L$(X11)/lib
+X11_LD_LIB=$(X11)/lib
+
+#EXIWHAT_PS_ARG=ax
+#EXIWHAT_EGREP_ARG='/exim( |$$)'
+#EXIWHAT_KILL_ARG=-USR1
+
+# End
diff -urbdN exim-3.33-orig/OS/os.c-cygwin exim-3.33/OS/os.c-cygwin
--- exim-3.33-orig/OS/os.c-cygwin	Thu Jan  1 01:00:00 1970
+++ exim-3.33/OS/os.c-cygwin	Thu Nov 22 18:40:10 2001
@@ -0,0 +1,90 @@
+/*************************************************
+*     Exim - an Internet mail transport agent    *
+*************************************************/
+
+/* Copyright (c) University of Cambridge 1997 - 2000 */
+/* See the file NOTICE for conditions of use and distribution. */
+
+/* Linux-specific code. This is concatenated onto the generic
+src/os.c file. */
+
+
+/*************************************************
+*              Load average computation          *
+*                                                *
+*    FIX ME FIX ME FIX ME FIX ME FIX ME FIX ME   *
+*************************************************/
+
+#define OS_LOAD_AVERAGE
+
+int
+os_getloadavg(void)
+{
+	return (1000);
+}
+
+#include <fcntl.h>
+#include <unistd.h>
+#include <errno.h>
+
+# ifndef LOCK_SH
+#  define LOCK_SH 1
+# endif
+# ifndef LOCK_EX
+#  define LOCK_EX 2
+# endif
+# ifndef LOCK_NB
+#  define LOCK_NB 4
+# endif
+# ifndef LOCK_UN
+#  define LOCK_UN 8
+# endif
+
+int
+flock (fd, operation)
+     int fd;
+     int operation;
+{
+  struct flock lock;
+
+  switch (operation & ~LOCK_NB)
+    {
+    case LOCK_SH:
+      lock.l_type = F_RDLCK;
+      break;
+    case LOCK_EX:
+      lock.l_type = F_WRLCK;
+      break;
+    case LOCK_UN:
+      lock.l_type = F_UNLCK;
+      break;
+    default:
+      errno = EINVAL;
+      return -1;
+    }
+  lock.l_whence = SEEK_SET;
+  lock.l_start = lock.l_len = 0L;
+
+  return fcntl (fd, (operation & LOCK_NB) ? F_SETLK : F_SETLKW, &lock);
+}
+
+
+
+/*************************************************
+*         Finding interface addresses            *
+*************************************************/
+
+/******************** FIX ME PLEASE **************************
+    I have no idea how to yield the current running interfaces
+    for the box I'm on.  So it is hardcoded here now, please
+    someone fix this.
+********************* FIX ME PLEASE **************************/
+
+ip_address_item *
+cygwin_find_running_interfaces(void)
+{
+    ip_address_item *yield = NULL;
+    yield = os_common_find_running_interfaces();
+	return yield;
+}
+
diff -urbdN exim-3.33-orig/OS/os.h-cygwin exim-3.33/OS/os.h-cygwin
--- exim-3.33-orig/OS/os.h-cygwin	Thu Jan  1 01:00:00 1970
+++ exim-3.33/OS/os.h-cygwin	Thu Nov 22 18:35:13 2001
@@ -0,0 +1,22 @@
+/* Exim: OS-specific C header file for Linux */
+
+#define CRYPT_H
+#define HAVE_MMAP
+#define HAVE_SYS_VFS_H
+#define NO_IP_VAR_H
+#define GLIBC_IP_OPTIONS
+#define SIOCGIFCONF_GIVES_ADDR
+#define NO_IP_OPTIONS
+#define F_FREESP     O_TRUNC
+
+#define os_strsignal strsignal
+#define OS_STRSIGNAL
+
+typedef struct flock flock_t;
+
+#define os_find_running_interfaces cygwin_find_running_interfaces
+
+struct ip_address_item;
+extern struct ip_address_item *cygwin_find_running_interfaces(void);
+
+/* End */
diff -urbdN exim-3.33-orig/scripts/exim_install exim-3.33/scripts/exim_install
--- exim-3.33-orig/scripts/exim_install	Wed Aug 15 13:09:07 2001
+++ exim-3.33/scripts/exim_install	Thu Nov 22 18:53:32 2001
@@ -173,21 +173,21 @@
       fi
     if [ $name = exim ]; then
       echo ${CHOWN} ${INST_UID} ${BIN_DIRECTORY}/exim
-      ${real} ${CHOWN} ${INST_UID} ${BIN_DIRECTORY}/exim
+#      ${real} ${CHOWN} ${INST_UID} ${BIN_DIRECTORY}/exim
       if [ $? -ne 0 ]; then
         echo $com ""
         echo $com "*** You must be ${INST_UID} to install exim ***"
         exit 1
       fi
       echo ${CHMOD} a+x ${BIN_DIRECTORY}/exim
-      ${real} ${CHMOD} a+x ${BIN_DIRECTORY}/exim
+      ${real} ${CHMOD} a+x ${BIN_DIRECTORY}/exim.exe
       if [ $? -ne 0 ]; then
         echo $com ""
         echo $com "*** Exim installation ${ver}failed ***"
         exit 1
       fi
       echo ${CHMOD} u+s ${BIN_DIRECTORY}/exim
-      ${real} ${CHMOD} u+s ${BIN_DIRECTORY}/exim
+      ${real} ${CHMOD} u+s ${BIN_DIRECTORY}/exim.exe
       if [ $? -ne 0 ]; then
         echo $com ""
         echo $com "*** Exim installation ${ver}failed ***"
diff -urbdN exim-3.33-orig/scripts/os-type exim-3.33/scripts/os-type
--- exim-3.33-orig/scripts/os-type	Wed Aug 15 13:09:07 2001
+++ exim-3.33/scripts/os-type	Thu Nov 22 15:00:11 2001
@@ -54,6 +54,7 @@
 bsdi*)      os=BSDI;;
 BSDOS)      os=BSDI;;
 BSD_OS)     os=BSDI;;
+CYGWIN*)    os=cygwin;;
 dgux)       os=DGUX;;
 freebsd*)   os=FreeBSD;;
 gnu)        os=GNU;;
diff -urbdN exim-3.33-orig/src/directors/forwardfile.c exim-3.33/src/directors/forwardfile.c
--- exim-3.33-orig/src/directors/forwardfile.c	Wed Aug 15 13:09:08 2001
+++ exim-3.33/src/directors/forwardfile.c	Thu Nov 22 16:07:36 2001
@@ -865,7 +865,9 @@
 if (restore_uid)
   {
   mac_seteuid(root_uid);
+#ifndef __CYGWIN__
   if (dblock->initgroups) setgroups(0, NULL);
+#endif
   mac_setegid(saved_egid);
   mac_seteuid(saved_euid);
   DEBUG(2) debug_print_ids("restored");
diff -urbdN exim-3.33-orig/src/exim.c exim-3.33/src/exim.c
--- exim-3.33-orig/src/exim.c	Wed Aug 15 13:09:09 2001
+++ exim-3.33/src/exim.c	Thu Nov 22 16:12:10 2001
@@ -1839,6 +1839,7 @@
 root here happens only in some unusual configurations. We just ignore the
 error. */
 
+#ifndef __CYGWIN__
 if (setgroups(0, NULL) != 0)
   {
   if (setgroups(1, group_list) != 0 && !unprivileged)
@@ -1847,6 +1848,7 @@
     exit(EXIT_FAILURE);
     }
   }
+#endif
 
 /* If the configuration file name has been altered by an argument on the
 command line (either a new file name or a macro definition) and the caller is
diff -urbdN exim-3.33-orig/src/functions.h exim-3.33/src/functions.h
--- exim-3.33-orig/src/functions.h	Wed Aug 15 13:09:09 2001
+++ exim-3.33/src/functions.h	Thu Nov 22 15:15:00 2001
@@ -146,7 +146,10 @@
 extern void  os_restarting_signal(int, void (*)(int));
 extern void  os_non_restarting_signal(int, void (*)(int));
 extern char *os_strexit(int);
+
+#ifndef __CYGWIN__
 extern char *os_strsignal(int);
+#endif
 
 extern char *parse_extract_address(char *, char **, int *, int *, int *, BOOL);
 extern int   parse_extract_addresses(char *, char *, address_item **, char **,
diff -urbdN exim-3.33-orig/src/transports/appendfile.c exim-3.33/src/transports/appendfile.c
--- exim-3.33-orig/src/transports/appendfile.c	Wed Aug 15 13:09:12 2001
+++ exim-3.33/src/transports/appendfile.c	Thu Nov 22 16:35:27 2001
@@ -796,7 +795,7 @@
 apply_lock(int fd, int type, int timeout)
 {
 int yield;
-struct flock lock_data;
+flock_t lock_data;
 lock_data.l_type = type;
 lock_data.l_whence = lock_data.l_start = lock_data.l_len = 0;