diff -up sqlite-3.6.4/configure.ac.orig sqlite-3.6.4/configure.ac
--- sqlite-3.6.4/configure.ac.orig	2008-11-08 11:37:15.000000000 +0200
+++ sqlite-3.6.4/configure.ac	2008-11-08 11:35:50.000000000 +0200
@@ -606,6 +606,7 @@ AC_ARG_ENABLE(load-extension, AC_HELP_ST
       [use_loadextension=$enableval],[use_loadextension=no])
 if test "${use_loadextension}" = "yes" ; then
   OPT_FEATURE_FLAGS=""
+  AC_SEARCH_LIBS(dlopen, [dl])
 else
   OPT_FEATURE_FLAGS="-DSQLITE_OMIT_LOAD_EXTENSION=1"
 fi
diff -up sqlite-3.6.4/configure.orig sqlite-3.6.4/configure
--- sqlite-3.6.4/configure.orig	2008-11-08 11:39:22.000000000 +0200
+++ sqlite-3.6.4/configure	2008-11-08 11:39:29.000000000 +0200
@@ -1,6 +1,6 @@
 #! /bin/sh
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.59 for sqlite 3.6.1.
+# Generated by GNU Autoconf 2.59 for sqlite 3.6.4.
 #
 # Copyright (C) 2003 Free Software Foundation, Inc.
 # This configure script is free software; the Free Software Foundation
@@ -416,8 +416,8 @@ SHELL=${CONFIG_SHELL-/bin/sh}
 # Identity of this package.
 PACKAGE_NAME='sqlite'
 PACKAGE_TARNAME='sqlite'
-PACKAGE_VERSION='3.6.1'
-PACKAGE_STRING='sqlite 3.6.1'
+PACKAGE_VERSION='3.6.4'
+PACKAGE_STRING='sqlite 3.6.4'
 PACKAGE_BUGREPORT=''
 
 # Factoring default headers for most tests.
@@ -926,7 +926,7 @@ if test "$ac_init_help" = "long"; then
   # Omit some internal or obsolete options to make the list less imposing.
   # This message is too long to be a string in the A/UX 3.1 sh.
   cat <<_ACEOF
-\`configure' configures sqlite 3.6.1 to adapt to many kinds of systems.
+\`configure' configures sqlite 3.6.4 to adapt to many kinds of systems.
 
 Usage: $0 [OPTION]... [VAR=VALUE]...
 
@@ -987,7 +987,7 @@ fi
 
 if test -n "$ac_init_help"; then
   case $ac_init_help in
-     short | recursive ) echo "Configuration of sqlite 3.6.1:";;
+     short | recursive ) echo "Configuration of sqlite 3.6.4:";;
    esac
   cat <<\_ACEOF
 
@@ -1137,7 +1137,7 @@ fi
 test -n "$ac_init_help" && exit 0
 if $ac_init_version; then
   cat <<\_ACEOF
-sqlite configure 3.6.1
+sqlite configure 3.6.4
 generated by GNU Autoconf 2.59
 
 Copyright (C) 2003 Free Software Foundation, Inc.
@@ -1151,7 +1151,7 @@ cat >&5 <<_ACEOF
 This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
 
-It was created by sqlite $as_me 3.6.1, which was
+It was created by sqlite $as_me 3.6.4, which was
 generated by GNU Autoconf 2.59.  Invocation command line was
 
   $ $0 $@
@@ -1489,7 +1489,7 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
 
 
 # The following RCS revision string applies to configure.in
-# $Revision: 1.64 $
+# $Revision: 1.49 $
 
 #########
 # Programs needed
@@ -11266,10 +11266,6 @@ if test "$TARGET_EXEEXT" = ".exe"; then
     SQLITE_OS_WIN=0
     SQLITE_OS_OS2=1
     CFLAGS="$CFLAGS -DSQLITE_OS_OS2=1"
-    if test "$ac_compiler_gnu" = "yes" ; then
-      CFLAGS="$CFLAGS -Zomf -Zexe -Zmap"
-      BUILD_CFLAGS="$BUILD_CFLAGS -Zomf -Zexe"
-    fi
   else
     SQLITE_OS_UNIX=0
     SQLITE_OS_WIN=1
@@ -12066,6 +12062,132 @@ else
 fi;
 if test "${use_loadextension}" = "yes" ; then
   OPT_FEATURE_FLAGS=""
+  echo "$as_me:$LINENO: checking for library containing dlopen" >&5
+echo $ECHO_N "checking for library containing dlopen... $ECHO_C" >&6
+if test "${ac_cv_search_dlopen+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  ac_func_search_save_LIBS=$LIBS
+ac_cv_search_dlopen=no
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+
+/* Override any gcc2 internal prototype to avoid an error.  */
+#ifdef __cplusplus
+extern "C"
+#endif
+/* We use char because int might match the return type of a gcc2
+   builtin and then its argument prototype would still apply.  */
+char dlopen ();
+int
+main ()
+{
+dlopen ();
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+  (eval $ac_link) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest$ac_exeext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_cv_search_dlopen="none required"
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+fi
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
+if test "$ac_cv_search_dlopen" = no; then
+  for ac_lib in dl; do
+    LIBS="-l$ac_lib  $ac_func_search_save_LIBS"
+    cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+
+/* Override any gcc2 internal prototype to avoid an error.  */
+#ifdef __cplusplus
+extern "C"
+#endif
+/* We use char because int might match the return type of a gcc2
+   builtin and then its argument prototype would still apply.  */
+char dlopen ();
+int
+main ()
+{
+dlopen ();
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+  (eval $ac_link) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest$ac_exeext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_cv_search_dlopen="-l$ac_lib"
+break
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+fi
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
+  done
+fi
+LIBS=$ac_func_search_save_LIBS
+fi
+echo "$as_me:$LINENO: result: $ac_cv_search_dlopen" >&5
+echo "${ECHO_T}$ac_cv_search_dlopen" >&6
+if test "$ac_cv_search_dlopen" != no; then
+  test "$ac_cv_search_dlopen" = "none required" || LIBS="$ac_cv_search_dlopen $LIBS"
+
+fi
+
 else
   OPT_FEATURE_FLAGS="-DSQLITE_OMIT_LOAD_EXTENSION=1"
 fi
@@ -12506,7 +12628,7 @@ _ASBOX
 } >&5
 cat >&5 <<_CSEOF
 
-This file was extended by sqlite $as_me 3.6.1, which was
+This file was extended by sqlite $as_me 3.6.4, which was
 generated by GNU Autoconf 2.59.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
@@ -12569,7 +12691,7 @@ _ACEOF
 
 cat >>$CONFIG_STATUS <<_ACEOF
 ac_cs_version="\\
-sqlite config.status 3.6.1
+sqlite config.status 3.6.4
 configured by $0, generated by GNU Autoconf 2.59,
   with options \\"`echo "$ac_configure_args" | sed 's/[\\""\`\$]/\\\\&/g'`\\"