--- proftpd-1.3.1-wtmp/acconfig.h	2002-12-15 20:05:09.000000000 +0200
+++ proftpd-1.3.1/acconfig.h	2008-01-09 00:43:47.043739566 +0200
@@ -70,7 +70,7 @@
 #undef HAVE_UT_UT_HOST
 
 /* Define if your struct utmp uses ut_user and not ut_name */
-#undef HAVE_UTMAXTYPE
+#undef HAVE_UT_UT_USER
 
 #define PF_ARGV_NONE		0
 #define PF_ARGV_NEW		1
--- proftpd-1.3.1-wtmp/config.h.in	2008-01-09 00:43:32.506904225 +0200
+++ proftpd-1.3.1/config.h.in	2008-01-09 00:43:47.043739566 +0200
@@ -122,7 +122,7 @@
 #undef HAVE_UT_UT_HOST
 
 /* Define if your struct utmp uses ut_user and not ut_name */
-#undef HAVE_UTMAXTYPE
+#undef HAVE_UT_UT_USER
 
 #define PF_ARGV_NONE		0
 #define PF_ARGV_NEW		1
diff -burNp proftpd-1.3.2.orig/configure.in proftpd-1.3.2-dud/configure.in
--- proftpd-1.3.2.orig/configure.in	2008-11-19 04:51:38.000000000 +0100
+++ proftpd-1.3.2-dud/configure.in	2009-02-09 12:03:19.465085522 +0100
@@ -1131,7 +1131,7 @@ AC_CHECK_HEADERS(netinet/tcp.h arpa/inet
 AC_CHECK_HEADERS(sys/stat.h errno.h sys/socket.h sys/termios.h sys/termio.h)
 AC_CHECK_HEADERS(sys/statvfs.h sys/un.h sys/vfs.h sys/select.h)
 AC_CHECK_HEADERS(dirent.h ndir.h sys/ndir.h sys/dir.h vmsdir.h)
-AC_CHECK_HEADERS(ucred.h ucontext.h utime.h utmpx.h)
+AC_CHECK_HEADERS(ucontext.h utime.h)
 AC_CHECK_HEADERS(regex.h)
 AC_CHECK_HEADER(syslog.h,have_syslog_h="yes",)
 AC_CHECK_HEADERS(curses.h ncurses.h)
@@ -1211,10 +1211,10 @@ AC_CHECK_HEADERS(utmp.h, have_utmp=1, ha
 
 if test $have_utmp; then
   AC_CACHE_CHECK(whether struct utmp has ut_user,
-  		pr_cv_header_utmaxtype,
+		pr_cv_header_ut_user,
 	AC_EGREP_HEADER([ *ut_user.*;],utmp.h,
-			pr_cv_header_utmaxtype="yes",
-			pr_cv_header_utmaxtype="no"))
+			pr_cv_header_ut_user="yes",
+			pr_cv_header_ut_user="no"))
   AC_CACHE_CHECK(whether struct utmp has ut_host,
   		pr_cv_header_ut_host,
 	AC_EGREP_HEADER([ *ut_host.*;],utmp.h,
@@ -1225,7 +1225,7 @@ if test $have_utmp; then
 	AC_EGREP_HEADER([ *ut_exit.*;],utmp.h,
 			pr_cv_header_ut_exit="yes",
 			pr_cv_header_ut_exit="no"))
-  if test "$pr_cv_header_utmaxtype" = "yes"; then
+  if test "$pr_cv_header_ut_user" = "yes"; then
     AC_DEFINE(HAVE_UTMAXTYPE, 1, [If struct utmp has ut_user.])
   fi
   if test "$pr_cv_header_ut_host" = "yes"; then
@@ -1236,6 +1236,28 @@ if test $have_utmp; then
   fi
 fi
 
+dnl See what type of utmp exists
+AC_CHECK_HEADERS(utmpx.h, have_utmpx=1, have_utmpx=0)
+
+if test $have_utmpx; then
+  AC_CACHE_CHECK(whether your struct utmpx has ut_exit,
+               pr_cv_header_utx_exit,
+       AC_EGREP_HEADER([ *ut_exit.*;],utmpx.h,
+			  pr_cv_header_utx_exit="yes",
+			  pr_cv_header_utx_exit="no"))
+  AC_CACHE_CHECK(whether your struct utmpx has ut_syslen,
+               pr_cv_header_utx_syslen,
+       AC_EGREP_HEADER([ *ut_syslen.*;],utmpx.h,
+			  pr_cv_header_utx_syslen="yes",
+			  pr_cv_header_utx_syslen="no"))
+  if test "$pr_cv_header_utx_exit" = "yes"; then
+    AC_DEFINE(HAVE_UTX_UT_EXIT, 1, [If struct utmpx has ut_exit.])
+  fi
+  if test "$pr_cv_header_utx_syslen" = "yes"; then
+    AC_DEFINE(HAVE_UTX_UT_SYSLEN, 1, [If struct utmpx has ut_syslen.])
+  fi
+fi
+
 dnl See if various LOG_ macros are defined
 if test "$have_syslog_h" = "yes"; then
   AC_DEFINE(HAVE_SYSLOG_H)
diff -burNp proftpd-1.3.2.orig/src/log.c proftpd-1.3.2-dud/src/log.c
--- proftpd-1.3.2.orig/src/log.c	2008-12-17 00:43:55.000000000 +0100
+++ proftpd-1.3.2-dud/src/log.c	2009-02-09 14:24:34.271689801 +0100
@@ -58,26 +58,29 @@ int log_wtmp(char *line, const char *nam
   struct utmp ut;
   int res = 0;
   static int fd = -1;
+#if defined(HAVE_UTMPX_H)
+  char *wtmpx_file = NULL;
+  static int fdx = -1;
+
+#if !defined(WTMPX_FILE) && defined(_PATH_WTMPX)
+# define WTMPX_FILE _PATH_WTMPX
+#endif
+  if (access(WTMPX_FILE, F_OK) == 0)
+	  wtmpx_file = strdup(WTMPX_FILE);
+  else if (access(WTMPX_FILE"x", F_OK) == 0)
+	  wtmpx_file = strdup(WTMPX_FILE"x");
 
-#if ((defined(SVR4) || defined(__SVR4)) || \
-    (defined(__NetBSD__) && defined(HAVE_UTMPX_H))) && \
-    !(defined(LINUX) || defined(__hpux) || defined (_AIX))
-  /* This "auxilliary" utmp doesn't exist under linux. */
+  if (fdx >= 0 || wtmpx_file != NULL)
+  {
 #if defined(__sparcv9) && !defined(__NetBSD__)
   struct futmpx utx;
-  time_t t;
 #else
   struct utmpx utx;
-#endif
-  static int fdx = -1;
-
-#if !defined(WTMPX_FILE) && defined(_PATH_WTMPX)
-# define WTMPX_FILE _PATH_WTMPX
+	  time_t t;
 #endif
 
-  if (fdx < 0 &&
-      (fdx = open(WTMPX_FILE, O_WRONLY|O_APPEND, 0)) < 0) {
-    pr_log_pri(PR_LOG_WARNING, "wtmpx %s: %s", WTMPX_FILE, strerror(errno));
+  if (fdx < 0 && (fdx = open(wtmpx_file, O_WRONLY|O_APPEND, 0)) < 0) {
+      pr_log_pri(PR_LOG_WARNING, "wtmpx %s: %s", wtmpx_file, strerror(errno));
     return -1;
   }
 
@@ -87,95 +90,95 @@ int log_wtmp(char *line, const char *nam
    * Insane if you ask me.  Unless there's massive uproar, I prefer to err on
    * the side of caution and always null-terminate our strings.
    */
+
   if (fstat(fdx, &buf) == 0) {
     memset(&utx, 0, sizeof(utx));
-
+      if (name && *name) {
     sstrncpy(utx.ut_user, name, sizeof(utx.ut_user));
-    sstrncpy(utx.ut_id, "ftp", sizeof(utx.ut_user));
-    sstrncpy(utx.ut_line, line, sizeof(utx.ut_line));
-    sstrncpy(utx.ut_host, host, sizeof(utx.ut_host));
-    utx.ut_pid = session.pid ? session.pid : getpid();
-#if defined(__NetBSD__) && defined(HAVE_UTMPX_H)
-    memcpy(&utx.ut_ss, pr_netaddr_get_inaddr(ip), sizeof(utx.ut_ss));
-    gettimeofday(&utx.ut_tv, NULL);
-#else /* SVR4 */
-    utx.ut_syslen = strlen(utx.ut_host)+1;
-#  ifdef __sparcv9
-    time(&t);
-    utx.ut_tv.tv_sec = (time32_t)t;
-#  else
-    time(&utx.ut_tv.tv_sec);
-#  endif
-#endif /* SVR4 */
-
-    if (*name)
       utx.ut_type = USER_PROCESS;
-    else
+      } else {
       utx.ut_type = DEAD_PROCESS;
-#ifdef HAVE_UT_UT_EXIT
+      }
+      utx.ut_pid = getpid();
+      sstrncpy(utx.ut_line, line, sizeof(utx.ut_line));
+      sstrncpy(utx.ut_id, "ftp", sizeof(utx.ut_user));
+      if (host && *host)
+        sstrncpy(utx.ut_host, host, sizeof(utx.ut_host));
+#ifdef HAVE_UTX_UT_EXIT
     utx.ut_exit.e_termination = 0;
     utx.ut_exit.e_exit = 0;
 #endif /* HAVE_UT_UT_EXIT */
+#ifdef HAVE_UTX_UT_SYSLEN
+      utx.ut_syslen = strlen(utx.ut_host)+1;
+#endif
+#if defined(__NetBSD__)
+      memcpy(&utx.ut_ss, pr_netaddr_get_inaddr(ip), sizeof(utx.ut_ss));
+      gettimeofday(&utx.ut_tv, NULL);
+#else
+      time(&t);
+      utx.ut_tv.tv_sec = t;
+#endif
+      if (ip)
+#ifndef PR_USE_IPV6
+        memcpy(&utx.ut_addr, pr_netaddr_get_inaddr(ip), sizeof(utx.ut_addr));
+#else
+        memcpy(&utx.ut_addr_v6, pr_netaddr_get_inaddr(ip), sizeof(utx.ut_addr_v6));
+#endif /* !PR_USE_IPV6 */
     if (write(fdx, (char *)&utx, sizeof(utx)) != sizeof(utx))
-      (void) ftruncate(fdx, buf.st_size);
-
+        (void )ftruncate(fdx, buf.st_size);
   } else {
-    pr_log_debug(DEBUG0, "%s fstat(): %s", WTMPX_FILE, strerror(errno));
+      pr_log_debug(DEBUG0, "%s fstat(): %s", wtmpx_file, strerror(errno));
     res = -1;
   }
-
-#else /* Non-SVR4 systems */
-
-  if (fd < 0 &&
-      (fd = open(WTMP_FILE, O_WRONLY|O_APPEND, 0)) < 0) {
+    free(wtmpx_file);
+    return res;
+  }
+#else /* HAVE_UTMPX_H */
+  if (fd < 0 && (fd = open(WTMP_FILE, O_WRONLY|O_APPEND, 0)) < 0) {
     pr_log_pri(PR_LOG_WARNING, "wtmp %s: %s", WTMP_FILE, strerror(errno));
     return -1;
   }
 
   if (fstat(fd, &buf) == 0) {
     memset(&ut, 0, sizeof(ut));
-#ifdef HAVE_UTMAXTYPE
-# ifdef LINUX
-    if (ip)
-#  ifndef PR_USE_IPV6
-      memcpy(&ut.ut_addr, pr_netaddr_get_inaddr(ip), sizeof(ut.ut_addr));
-#  else
-      memcpy(&ut.ut_addr_v6, pr_netaddr_get_inaddr(ip), sizeof(ut.ut_addr_v6));
-#  endif /* !PR_USE_IPV6 */
-# else
-    sstrncpy(ut.ut_id, "ftp", sizeof(ut.ut_id));
-#  ifdef HAVE_UT_UT_EXIT
-    ut.ut_exit.e_termination = 0;
-    ut.ut_exit.e_exit = 0;
-#  endif /* !HAVE_UT_UT_EXIT */
-# endif /* !LINUX */
-    sstrncpy(ut.ut_line, line, sizeof(ut.ut_line));
-    if (name && *name)
+    if (name && *name) {
+#ifdef HAVE_UT_UT_USER
       sstrncpy(ut.ut_user, name, sizeof(ut.ut_user));
-    ut.ut_pid = session.pid ? session.pid : getpid();
-    if (name && *name)
+#else
+	    sstrncpy(ut.ut_name, name, sizeof(ut.ut_name));
+#endif
       ut.ut_type = USER_PROCESS;
-    else
+    } else {
       ut.ut_type = DEAD_PROCESS;
-#else  /* !HAVE_UTMAXTYPE */
+    }
+    ut.ut_pid = session.pid ? session.pid : getpid();
     sstrncpy(ut.ut_line, line, sizeof(ut.ut_line));
-    if (name && *name)
-      sstrncpy(ut.ut_name, name, sizeof(ut.ut_name));
-#endif /* HAVE_UTMAXTYPE */
+    sstrncpy(ut.ut_id, "ftp", sizeof(ut.ut_id));
 
 #ifdef HAVE_UT_UT_HOST
     if (host && *host)
       sstrncpy(ut.ut_host, host, sizeof(ut.ut_host));
 #endif /* HAVE_UT_UT_HOST */
 
+#ifdef HAVE_UT_UT_EXIT
+    ut.ut_exit.e_termination = 0;
+    ut.ut_exit.e_exit = 0;
+#endif /* !HAVE_UT_UT_EXIT */
+
     ut.ut_time = time(NULL);
+    if (ip)
+#ifndef PR_USE_IPV6
+      memcpy(&ut.ut_addr, pr_netaddr_get_inaddr(ip), sizeof(ut.ut_addr));
+#else
+      memcpy(&ut.ut_addr_v6, pr_netaddr_get_inaddr(ip), sizeof(ut.ut_addr_v6));
+#endif /* !PR_USE_IPV6 */
+
     if (write(fd, (char *)&ut, sizeof(ut)) != sizeof(ut)) {
       if (ftruncate(fd, buf.st_size) < 0) {
         pr_log_debug(DEBUG0, "error truncating '%s': %s", WTMP_FILE,
           strerror(errno));
       }
     }
-
   } else {
     pr_log_debug(DEBUG0, "%s fstat(): %s", WTMP_FILE, strerror(errno));
     res = -1;