diff -urN snort_inline-2.6.1.5/configure snort_inline-2.6.1.5-ubuntu/configure
--- snort_inline-2.6.1.5/configure	2007-06-07 02:46:30.000000000 +0700
+++ snort_inline-2.6.1.5-ubuntu/configure	2009-12-18 18:58:03.000000000 +0700
@@ -24446,7 +24446,7 @@
 
         DNET=""
 
-for ac_header in dnet.h
+for ac_header in dumbnet.h
 do
 as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
 if eval "test \"\${$as_ac_Header+set}\" = set"; then
@@ -24607,13 +24607,13 @@
 
         DNET=""
 
-echo "$as_me:$LINENO: checking for eth_set in -ldnet" >&5
-echo $ECHO_N "checking for eth_set in -ldnet... $ECHO_C" >&6
+echo "$as_me:$LINENO: checking for eth_set in -ldumbnet" >&5
+echo $ECHO_N "checking for eth_set in -ldumbnet... $ECHO_C" >&6
 if test "${ac_cv_lib_dnet_eth_set+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
-LIBS="-ldnet  $LIBS"
+LIBS="-ldumbnet  $LIBS"
 cat >conftest.$ac_ext <<_ACEOF
 /* confdefs.h.  */
 _ACEOF
@@ -24676,7 +24676,7 @@
 #define HAVE_LIBDNET 1
 _ACEOF
 
-  LIBS="-ldnet $LIBS"
+  LIBS="-ldumbnet $LIBS"
 
 else
   DNET="no"
@@ -25056,7 +25056,7 @@
 
   DNET=""
 
-for ac_header in dnet.h
+for ac_header in dumbnet.h
 do
 as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
 if eval "test \"\${$as_ac_Header+set}\" = set"; then
@@ -25217,13 +25217,13 @@
 
   DNET=""
 
-echo "$as_me:$LINENO: checking for eth_set in -ldnet" >&5
-echo $ECHO_N "checking for eth_set in -ldnet... $ECHO_C" >&6
+echo "$as_me:$LINENO: checking for eth_set in -ldumbnet" >&5
+echo $ECHO_N "checking for eth_set in -ldumbnet... $ECHO_C" >&6
 if test "${ac_cv_lib_dnet_eth_set+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
-LIBS="-ldnet  $LIBS"
+LIBS="-ldumbnet  $LIBS"
 cat >conftest.$ac_ext <<_ACEOF
 /* confdefs.h.  */
 _ACEOF
@@ -25286,7 +25286,7 @@
 #define HAVE_LIBDNET 1
 _ACEOF
 
-  LIBS="-ldnet $LIBS"
+  LIBS="-ldumbnet $LIBS"
 
 else
   DNET="no"
diff -urN snort_inline-2.6.1.5/configure.in snort_inline-2.6.1.5-ubuntu/configure.in
--- snort_inline-2.6.1.5/configure.in	2007-05-15 02:43:41.000000000 +0700
+++ snort_inline-2.6.1.5-ubuntu/configure.in	2009-12-18 18:55:20.000000000 +0700
@@ -842,7 +842,7 @@
          fi
 
         DNET=""
-        AC_CHECK_HEADERS(dnet.h,, DNET="no")
+        AC_CHECK_HEADERS(dumbnet.h,, DNET="no")
         if test "$DNET" = "no"; then
           echo
           echo "   ERROR!  Libdnet header not found, go get it from"
@@ -852,7 +852,7 @@
         fi
 
         DNET=""
-        AC_CHECK_LIB(dnet, eth_set,, DNET="no")
+        AC_CHECK_LIB(dumbnet, eth_set,, DNET="no")
         if test "$DNET" = "no"; then
           echo
           echo "   ERROR!  Libdnet header not found, go get it from"
@@ -962,7 +962,7 @@
   fi
 
   DNET=""
-  AC_CHECK_HEADERS(dnet.h,, DNET="no")
+  AC_CHECK_HEADERS(dumbnet.h,, DNET="no")
   if test "$DNET" = "no"; then
     echo
     echo "   ERROR!  Libdnet header not found, go get it from"
@@ -972,7 +972,7 @@
   fi
 
   DNET=""
-  AC_CHECK_LIB(dnet, eth_set,, DNET="no")
+  AC_CHECK_LIB(dumbnet, eth_set,, DNET="no")
   if test "$DNET" = "no"; then
     echo
     echo "   ERROR!  Libdnet header not found, go get it from"
diff -urN snort_inline-2.6.1.5/src/inline.c snort_inline-2.6.1.5-ubuntu/src/inline.c
--- snort_inline-2.6.1.5/src/inline.c	2007-04-22 23:02:37.000000000 +0700
+++ snort_inline-2.6.1.5-ubuntu/src/inline.c	2009-12-18 19:02:51.000000000 +0700
@@ -20,7 +20,7 @@
 #include <stdlib.h>
 #include <string.h>
 #include <pcap.h>
-#include <dnet.h>
+#include <dumbnet.h>
 
 #include "snort.h"
 #include "decode.h"
diff -urN snort_inline-2.6.1.5/src/preprocessors/flow/portscan/server_stats.c snort_inline-2.6.1.5-ubuntu/src/preprocessors/flow/portscan/server_stats.c
--- snort_inline-2.6.1.5/src/preprocessors/flow/portscan/server_stats.c	2007-01-17 05:50:09.000000000 +0700
+++ snort_inline-2.6.1.5-ubuntu/src/preprocessors/flow/portscan/server_stats.c	2009-12-18 19:01:19.000000000 +0700
@@ -325,7 +325,7 @@
 
     /* open this description, create it if necessary, always wait on
      * sync to disk w/ every write, only write */
-    fd = open(filename, O_CREAT|O_TRUNC|O_SYNC|O_WRONLY);
+    fd = open(filename, O_CREAT|O_TRUNC|O_SYNC|O_WRONLY, S_IRUSR|S_IWUSR);
 
     if(fd < 0)
     {