diff -Naur transmission-1.42-original/libtransmission/Makefile.am transmission-1.42/libtransmission/Makefile.am
--- transmission-1.42-original/libtransmission/Makefile.am	2009-01-10 18:04:06.000000000 +0000
+++ transmission-1.42/libtransmission/Makefile.am	2009-01-10 18:56:45.000000000 +0000
@@ -12,6 +12,7 @@
 noinst_LIBRARIES = libtransmission.a
 
 libtransmission_a_SOURCES = \
+    basename.c \
     bandwidth.c \
     bencode.c \
     blocklist.c \
@@ -95,6 +96,7 @@
     tracker.h \
     tr-getopt.h \
     transmission.h \
+    trcompat.h \
     trevent.h \
     upnp.h \
     utils.h \
diff -Naur transmission-1.42-original/libtransmission/Makefile.in transmission-1.42/libtransmission/Makefile.in
--- transmission-1.42-original/libtransmission/Makefile.in	2009-01-10 18:04:06.000000000 +0000
+++ transmission-1.42/libtransmission/Makefile.in	2009-01-10 18:56:45.000000000 +0000
@@ -369,6 +369,7 @@
 
 noinst_LIBRARIES = libtransmission.a
 libtransmission_a_SOURCES = \
+    basename.c \
     bandwidth.c \
     bencode.c \
     blocklist.c \
@@ -452,6 +453,7 @@
     tracker.h \
     tr-getopt.h \
     transmission.h \
+    trcompat.h \
     trevent.h \
     upnp.h \
     utils.h \
diff -Naur transmission-1.42-original/libtransmission/basename.c transmission-1.42/libtransmission/basename.c
--- transmission-1.42-original/libtransmission/basename.c	1970-01-01 00:00:00.000000000 +0000
+++ transmission-1.42/libtransmission/basename.c	2009-01-10 18:56:45.000000000 +0000
@@ -0,0 +1,68 @@
+/*  $Id: basename.c 2684 2007-08-08 23:33:23Z charles $            */
+/*	$OpenBSD: basename.c,v 1.14 2005/08/08 08:05:33 espie Exp $	*/
+
+/*
+ * Copyright (c) 1997, 2004 Todd C. Miller <Todd.Miller@courtesan.com>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#if !defined(HAVE_BASENAME) || defined(__HAIKU__)
+
+#include <errno.h>
+#include <string.h>
+#include <unistd.h> /* for MAXPATHLEN */
+#include <sys/param.h>
+
+char *
+basename(const char *path)
+{
+	static char bname[MAXPATHLEN];
+	size_t len;
+	const char *endp, *startp;
+
+	/* Empty or NULL string gets treated as "." */
+	if (path == NULL || *path == '\0') {
+		bname[0] = '.';
+		bname[1] = '\0';
+		return (bname);
+	}
+
+	/* Strip any trailing slashes */
+	endp = path + strlen(path) - 1;
+	while (endp > path && *endp == '/')
+		endp--;
+
+	/* All slashes becomes "/" */
+	if (endp == path && *endp == '/') {
+		bname[0] = '/';
+		bname[1] = '\0';
+		return (bname);
+	}
+
+	/* Find the start of the base */
+	startp = endp;
+	while (startp > path && *(startp - 1) != '/')
+		startp--;
+
+	len = endp - startp + 1;
+	if (len >= sizeof(bname)) {
+		errno = ENAMETOOLONG;
+		return (NULL);
+	}
+	memcpy(bname, startp, len);
+	bname[len] = '\0';
+	return (bname);
+}
+
+#endif /* HAVE_BASENAME */
diff -Naur transmission-1.42-original/libtransmission/platform.c transmission-1.42/libtransmission/platform.c
--- transmission-1.42-original/libtransmission/platform.c	2009-01-10 18:04:07.000000000 +0000
+++ transmission-1.42/libtransmission/platform.c	2009-01-10 18:56:46.000000000 +0000
@@ -22,6 +22,8 @@
 #else
  #ifdef SYS_DARWIN
   #include <CoreFoundation/CoreFoundation.h>
+ #elif defined(__HAIKU__)
+  #include <FindDirectory.h>  
  #endif
 
  #define _XOPEN_SOURCE 500  /* needed for recursive locks. */
@@ -298,7 +300,7 @@
 
     if( !path )
     {
-#ifdef __BEOS__
+#if defined(__BEOS__) || defined(__HAIKU__)
         char buf[MAX_PATH_LENGTH];
         find_directory( B_USER_SETTINGS_DIRECTORY,
                        dev_for_path( "/boot" ), true,
@@ -348,7 +350,7 @@
 
     if( !path )
     {
-#if defined( __BEOS__ ) || defined( WIN32 )
+#if defined( __BEOS__ ) || defined(__HAIKU__) || defined( WIN32 )
         path = tr_buildPath( getOldConfigDir( ), "Cache", NULL );
 #elif defined( SYS_DARWIN )
         path = tr_buildPath( getHomeDir( ), "Library", "Caches", "Transmission", NULL );
@@ -467,6 +469,9 @@
 #ifdef SYS_DARWIN
             s = tr_buildPath( getHomeDir( ), "Library",
                               "Application Support", "Transmission", NULL );
+#elif defined(__HAIKU__)
+            s = tr_buildPath( getHomeDir( ), "config",
+                              "settings", "Transmission", NULL );
 #elif defined( WIN32 )
             char appdata[MAX_PATH]; /* SHGetFolderPath() requires MAX_PATH */
             SHGetFolderPath( NULL, CSIDL_APPDATA, NULL, 0, appdata );
diff -Naur transmission-1.42-original/libtransmission/trcompat.h transmission-1.42/libtransmission/trcompat.h
--- transmission-1.42-original/libtransmission/trcompat.h	1970-01-01 00:00:00.000000000 +0000
+++ transmission-1.42/libtransmission/trcompat.h	2009-01-10 18:56:45.000000000 +0000
@@ -0,0 +1,38 @@
+/******************************************************************************
+ * $Id: trcompat.h 3651 2007-10-30 19:16:06Z charles $
+ *
+ * Copyright (c) 2005-2007 Transmission authors and contributors
+ *
+ * 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 THE
+ * AUTHORS OR COPYRIGHT HOLDERS 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.
+ *****************************************************************************/
+#ifndef TRCOMPAT_H
+#define TRCOMPAT_H
+
+
+#ifdef __HAIKU__
+/* This is a work-around until libgen.h is added */
+/* see : http://dev.haiku-os.org/ticket/2093 for more information */
+#undef HAVE_BASENAME
+#endif
+
+#ifndef HAVE_BASENAME
+    char* basename(const char *path);
+#endif
+
+#endif /* TRCOMPAT_H */
diff -Naur transmission-1.42-original/libtransmission/utils.c transmission-1.42/libtransmission/utils.c
--- transmission-1.42-original/libtransmission/utils.c	2009-01-10 18:04:07.000000000 +0000
+++ transmission-1.42/libtransmission/utils.c	2009-01-10 18:56:45.000000000 +0000
@@ -30,7 +30,12 @@
 #include <stdlib.h>
 #include <string.h> /* strerror, memset */
 
+#ifndef HAVE_BASENAME
+    char* basename(const char *path);
+#else
 #include <libgen.h> /* basename */
+#endif
+
 #include <sys/time.h>
 #include <sys/types.h>
 #include <sys/stat.h>
@@ -46,6 +51,7 @@
 #endif
 
 #include "transmission.h"
+#include "trcompat.h"
 #include "utils.h"
 #include "platform.h"
 
diff -Naur transmission-1.42-original/third-party/libevent/test/bench.c transmission-1.42/third-party/libevent/test/bench.c
--- transmission-1.42-original/third-party/libevent/test/bench.c	2009-01-10 18:03:59.000000000 +0000
+++ transmission-1.42/third-party/libevent/test/bench.c	2009-01-10 18:56:45.000000000 +0000
@@ -44,7 +44,7 @@
 #include <windows.h>
 #else
 #include <sys/socket.h>
-#include <sys/signal.h>
+#include <signal.h>
 #include <sys/resource.h>
 #endif
 #include <fcntl.h>
diff -Naur transmission-1.42-original/third-party/libevent/test/regress.c transmission-1.42/third-party/libevent/test/regress.c
--- transmission-1.42-original/third-party/libevent/test/regress.c	2009-01-10 18:03:59.000000000 +0000
+++ transmission-1.42/third-party/libevent/test/regress.c	2009-01-10 18:56:45.000000000 +0000
@@ -43,7 +43,7 @@
 #ifndef WIN32
 #include <sys/socket.h>
 #include <sys/wait.h>
-#include <sys/signal.h>
+#include <signal.h>
 #include <unistd.h>
 #include <netdb.h>
 #endif
diff -Naur transmission-1.42-original/third-party/libevent/test/regress_dns.c transmission-1.42/third-party/libevent/test/regress_dns.c
--- transmission-1.42-original/third-party/libevent/test/regress_dns.c	2009-01-10 18:03:59.000000000 +0000
+++ transmission-1.42/third-party/libevent/test/regress_dns.c	2009-01-10 18:56:45.000000000 +0000
@@ -42,7 +42,7 @@
 #include <sys/queue.h>
 #ifndef WIN32
 #include <sys/socket.h>
-#include <sys/signal.h>
+#include <signal.h>
 #include <netinet/in.h>
 #include <arpa/inet.h>
 #include <unistd.h>
@@ -89,7 +89,7 @@
 
 	switch (type) {
 	case DNS_IPv6_AAAA: {
-#if defined(HAVE_STRUCT_IN6_ADDR) && defined(HAVE_INET_NTOP)
+#if defined(HAVE_STRUCT_IN6_ADDR) && defined(HAVE_INET_NTOP) && defined(INET6_ADDRSTRLEN)
 		struct in6_addr *in6_addrs = addresses;
 		char buf[INET6_ADDRSTRLEN+1];
 		int i;
@@ -258,7 +258,7 @@
 		break;
 	}
 	case DNS_IPv6_AAAA: {
-#if defined (HAVE_STRUCT_IN6_ADDR) && defined(HAVE_INET_NTOP)
+#if defined (HAVE_STRUCT_IN6_ADDR) && defined(HAVE_INET_NTOP) && defined(INET6_ADDRSTRLEN)
 		struct in6_addr *in6_addrs = addresses;
 		char buf[INET6_ADDRSTRLEN+1];
 		if (memcmp(&in6_addrs[0].s6_addr, "abcdefghijklmnop", 16)
diff -Naur transmission-1.42-original/third-party/libevent/test/regress_http.c transmission-1.42/third-party/libevent/test/regress_http.c
--- transmission-1.42-original/third-party/libevent/test/regress_http.c	2009-01-10 18:03:59.000000000 +0000
+++ transmission-1.42/third-party/libevent/test/regress_http.c	2009-01-10 18:56:45.000000000 +0000
@@ -42,7 +42,7 @@
 #include <sys/queue.h>
 #ifndef WIN32
 #include <sys/socket.h>
-#include <sys/signal.h>
+#include <signal.h>
 #include <unistd.h>
 #include <netdb.h>
 #endif
diff -Naur transmission-1.42-original/third-party/libevent/test/regress_rpc.c transmission-1.42/third-party/libevent/test/regress_rpc.c
--- transmission-1.42-original/third-party/libevent/test/regress_rpc.c	2009-01-10 18:03:59.000000000 +0000
+++ transmission-1.42/third-party/libevent/test/regress_rpc.c	2009-01-10 18:56:45.000000000 +0000
@@ -42,7 +42,7 @@
 #include <sys/queue.h>
 #ifndef WIN32
 #include <sys/socket.h>
-#include <sys/signal.h>
+#include <signal.h>
 #include <unistd.h>
 #include <netdb.h>
 #endif
diff -Naur transmission-1.42-original/third-party/libnatpmp/getgateway.c transmission-1.42/third-party/libnatpmp/getgateway.c
--- transmission-1.42-original/third-party/libnatpmp/getgateway.c	2009-01-10 18:03:59.000000000 +0000
+++ transmission-1.42/third-party/libnatpmp/getgateway.c	2009-01-10 19:34:17.000000000 +0000
@@ -37,6 +37,18 @@
 #undef USE_SYSCTL_NET_ROUTE
 #endif
 
+#ifdef __HAIKU__
+#undef USE_PROC_NET_ROUTE
+#undef USE_SOCKET_ROUTE
+#undef USE_SYSCTL_NET_ROUTE
+/* Note: 2009-jan-10 
+ * 
+ * Haiku uses a BSD-like network stack.
+ * However its network stack is not yet feature complete.
+ * So for now, a workaround is needed */
+#define USE_HAIKU_WORKAROUND
+#endif
+
 #ifdef __APPLE__
 #undef USE_PROC_NET_ROUTE
 #undef USE_SOCKET_ROUTE
@@ -82,6 +94,14 @@
 #define FAILED  (-1)
 #endif
 
+
+#ifdef USE_HAIKU_WORKAROUND
+int getdefaultgateway(in_addr_t * addr) 
+{
+	return FAILED;
+}
+#endif
+
 #ifdef USE_PROC_NET_ROUTE
 int getdefaultgateway(in_addr_t * addr)
 {
