diff --git a/configure b/configure
index 2969759f3c..532e0b202d 100755
--- a/configure
+++ b/configure
@@ -902,6 +902,11 @@ with_readline_inc
 enable_debug
 enable_amalgamation
 enable_load_extension
+enable_fts3
+enable_fts4
+enable_fts5
+enable_json1
+enable_rtree
 enable_gcov
 '
       ac_precious_vars='build_alias
@@ -1544,6 +1549,11 @@ Optional Features:
                           separately
   --disable-load-extension
                           Disable loading of external extensions
+  --enable-fts3           Enable the FTS3 extension
+  --enable-fts4           Enable the FTS4 extension
+  --enable-fts5           Enable the FTS5 extension
+  --enable-json1          Enable the JSON1 extension
+  --enable-rtree          Enable the RTREE extension
   --enable-gcov           Enable coverage testing using gcov
 
 Optional Packages:
@@ -3911,13 +3921,13 @@ if ${lt_cv_nm_interface+:} false; then :
 else
   lt_cv_nm_interface="BSD nm"
   echo "int some_variable = 0;" > conftest.$ac_ext
-  (eval echo "\"\$as_me:3914: $ac_compile\"" >&5)
+  (eval echo "\"\$as_me:3924: $ac_compile\"" >&5)
   (eval "$ac_compile" 2>conftest.err)
   cat conftest.err >&5
-  (eval echo "\"\$as_me:3917: $NM \\\"conftest.$ac_objext\\\"\"" >&5)
+  (eval echo "\"\$as_me:3927: $NM \\\"conftest.$ac_objext\\\"\"" >&5)
   (eval "$NM \"conftest.$ac_objext\"" 2>conftest.err > conftest.out)
   cat conftest.err >&5
-  (eval echo "\"\$as_me:3920: output\"" >&5)
+  (eval echo "\"\$as_me:3930: output\"" >&5)
   cat conftest.out >&5
   if $GREP 'External.*some_variable' conftest.out > /dev/null; then
     lt_cv_nm_interface="MS dumpbin"
@@ -5123,7 +5133,7 @@ ia64-*-hpux*)
   ;;
 *-*-irix6*)
   # Find out which ABI we are using.
-  echo '#line 5126 "configure"' > conftest.$ac_ext
+  echo '#line 5136 "configure"' > conftest.$ac_ext
   if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_compile\""; } >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
@@ -6648,11 +6658,11 @@ else
    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
    -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
    -e 's:$: $lt_compiler_flag:'`
-   (eval echo "\"\$as_me:6651: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:6661: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>conftest.err)
    ac_status=$?
    cat conftest.err >&5
-   echo "$as_me:6655: \$? = $ac_status" >&5
+   echo "$as_me:6665: \$? = $ac_status" >&5
    if (exit $ac_status) && test -s "$ac_outfile"; then
      # The compiler can only warn and ignore the option if not recognized
      # So say no if there are warnings other than the usual output.
@@ -6987,11 +6997,11 @@ else
    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
    -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
    -e 's:$: $lt_compiler_flag:'`
-   (eval echo "\"\$as_me:6990: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:7000: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>conftest.err)
    ac_status=$?
    cat conftest.err >&5
-   echo "$as_me:6994: \$? = $ac_status" >&5
+   echo "$as_me:7004: \$? = $ac_status" >&5
    if (exit $ac_status) && test -s "$ac_outfile"; then
      # The compiler can only warn and ignore the option if not recognized
      # So say no if there are warnings other than the usual output.
@@ -7092,11 +7102,11 @@ else
    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
    -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
    -e 's:$: $lt_compiler_flag:'`
-   (eval echo "\"\$as_me:7095: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:7105: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>out/conftest.err)
    ac_status=$?
    cat out/conftest.err >&5
-   echo "$as_me:7099: \$? = $ac_status" >&5
+   echo "$as_me:7109: \$? = $ac_status" >&5
    if (exit $ac_status) && test -s out/conftest2.$ac_objext
    then
      # The compiler can only warn and ignore the option if not recognized
@@ -7147,11 +7157,11 @@ else
    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
    -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
    -e 's:$: $lt_compiler_flag:'`
-   (eval echo "\"\$as_me:7150: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:7160: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>out/conftest.err)
    ac_status=$?
    cat out/conftest.err >&5
-   echo "$as_me:7154: \$? = $ac_status" >&5
+   echo "$as_me:7164: \$? = $ac_status" >&5
    if (exit $ac_status) && test -s out/conftest2.$ac_objext
    then
      # The compiler can only warn and ignore the option if not recognized
@@ -9527,7 +9537,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 9530 "configure"
+#line 9540 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -9623,7 +9633,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 9626 "configure"
+#line 9636 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -11223,6 +11233,177 @@ else
   OPT_FEATURE_FLAGS="-DSQLITE_OMIT_LOAD_EXTENSION=1"
 fi
 
+#########
+# See whether we should enable Full Text Search extensions
+# Check whether --enable-fts3 was given.
+if test "${enable_fts3+set}" = set; then :
+  enableval=$enable_fts3; enable_fts3=yes
+else
+  enable_fts3=no
+fi
+
+if test "${enable_fts3}" = "yes" ; then
+  OPT_FEATURE_FLAGS+=" -DSQLITE_ENABLE_FTS3"
+fi
+# Check whether --enable-fts4 was given.
+if test "${enable_fts4+set}" = set; then :
+  enableval=$enable_fts4; enable_fts4=yes
+else
+  enable_fts4=no
+fi
+
+if test "${enable_fts4}" = "yes" ; then
+  OPT_FEATURE_FLAGS+=" -DSQLITE_ENABLE_FTS4"
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for library containing log" >&5
+$as_echo_n "checking for library containing log... " >&6; }
+if ${ac_cv_search_log+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  ac_func_search_save_LIBS=$LIBS
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+/* Override any GCC internal prototype to avoid an error.
+   Use char because int might match the return type of a GCC
+   builtin and then its argument prototype would still apply.  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char log ();
+int
+main ()
+{
+return log ();
+  ;
+  return 0;
+}
+_ACEOF
+for ac_lib in '' m; do
+  if test -z "$ac_lib"; then
+    ac_res="none required"
+  else
+    ac_res=-l$ac_lib
+    LIBS="-l$ac_lib  $ac_func_search_save_LIBS"
+  fi
+  if ac_fn_c_try_link "$LINENO"; then :
+  ac_cv_search_log=$ac_res
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext
+  if ${ac_cv_search_log+:} false; then :
+  break
+fi
+done
+if ${ac_cv_search_log+:} false; then :
+
+else
+  ac_cv_search_log=no
+fi
+rm conftest.$ac_ext
+LIBS=$ac_func_search_save_LIBS
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_log" >&5
+$as_echo "$ac_cv_search_log" >&6; }
+ac_res=$ac_cv_search_log
+if test "$ac_res" != no; then :
+  test "$ac_res" = "none required" || LIBS="$ac_res $LIBS"
+
+fi
+
+fi
+# Check whether --enable-fts5 was given.
+if test "${enable_fts5+set}" = set; then :
+  enableval=$enable_fts5; enable_fts5=yes
+else
+  enable_fts5=no
+fi
+
+if test "${enable_fts5}" = "yes" ; then
+  OPT_FEATURE_FLAGS+=" -DSQLITE_ENABLE_FTS5"
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for library containing log" >&5
+$as_echo_n "checking for library containing log... " >&6; }
+if ${ac_cv_search_log+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  ac_func_search_save_LIBS=$LIBS
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+/* Override any GCC internal prototype to avoid an error.
+   Use char because int might match the return type of a GCC
+   builtin and then its argument prototype would still apply.  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char log ();
+int
+main ()
+{
+return log ();
+  ;
+  return 0;
+}
+_ACEOF
+for ac_lib in '' m; do
+  if test -z "$ac_lib"; then
+    ac_res="none required"
+  else
+    ac_res=-l$ac_lib
+    LIBS="-l$ac_lib  $ac_func_search_save_LIBS"
+  fi
+  if ac_fn_c_try_link "$LINENO"; then :
+  ac_cv_search_log=$ac_res
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext
+  if ${ac_cv_search_log+:} false; then :
+  break
+fi
+done
+if ${ac_cv_search_log+:} false; then :
+
+else
+  ac_cv_search_log=no
+fi
+rm conftest.$ac_ext
+LIBS=$ac_func_search_save_LIBS
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_log" >&5
+$as_echo "$ac_cv_search_log" >&6; }
+ac_res=$ac_cv_search_log
+if test "$ac_res" != no; then :
+  test "$ac_res" = "none required" || LIBS="$ac_res $LIBS"
+
+fi
+
+fi
+
+#########
+# See whether we should enable JSON1
+# Check whether --enable-json1 was given.
+if test "${enable_json1+set}" = set; then :
+  enableval=$enable_json1; enable_json1=yes
+else
+  enable_json1=no
+fi
+
+if test "${enable_json1}" = "yes" ; then
+  OPT_FEATURE_FLAGS+=" -DSQLITE_ENABLE_JSON1"
+fi
+
+#########
+# See whether we should enable RTREE
+# Check whether --enable-rtree was given.
+if test "${enable_rtree+set}" = set; then :
+  enableval=$enable_rtree; enable_rtree=yes
+else
+  enable_rtree=no
+fi
+
+if test "${enable_rtree}" = "yes" ; then
+  OPT_FEATURE_FLAGS+=" -DSQLITE_ENABLE_RTREE"
+fi
+
 #########
 # attempt to duplicate any OMITS and ENABLES into the $(OPT_FEATURE_FLAGS) parameter
 for option in $CFLAGS $CPPFLAGS
diff --git a/configure.ac b/configure.ac
index 92d9b47b39..8fb9449bd5 100644
--- a/configure.ac
+++ b/configure.ac
@@ -560,6 +560,47 @@ else
   OPT_FEATURE_FLAGS="-DSQLITE_OMIT_LOAD_EXTENSION=1"
 fi
 
+#########
+# See whether we should enable Full Text Search extensions
+AC_ARG_ENABLE(fts3, AC_HELP_STRING([--enable-fts3],
+      [Enable the FTS3 extension]),
+      [enable_fts3=yes],[enable_fts3=no])
+if test "${enable_fts3}" = "yes" ; then
+  OPT_FEATURE_FLAGS+=" -DSQLITE_ENABLE_FTS3"
+fi
+AC_ARG_ENABLE(fts4, AC_HELP_STRING([--enable-fts4],
+      [Enable the FTS4 extension]),
+      [enable_fts4=yes],[enable_fts4=no])
+if test "${enable_fts4}" = "yes" ; then
+  OPT_FEATURE_FLAGS+=" -DSQLITE_ENABLE_FTS4"
+  AC_SEARCH_LIBS([log],[m])
+fi
+AC_ARG_ENABLE(fts5, AC_HELP_STRING([--enable-fts5],
+      [Enable the FTS5 extension]),
+      [enable_fts5=yes],[enable_fts5=no])
+if test "${enable_fts5}" = "yes" ; then
+  OPT_FEATURE_FLAGS+=" -DSQLITE_ENABLE_FTS5"
+  AC_SEARCH_LIBS([log],[m])
+fi
+
+#########
+# See whether we should enable JSON1
+AC_ARG_ENABLE(json1, AC_HELP_STRING([--enable-json1],
+      [Enable the JSON1 extension]),
+      [enable_json1=yes],[enable_json1=no])
+if test "${enable_json1}" = "yes" ; then
+  OPT_FEATURE_FLAGS+=" -DSQLITE_ENABLE_JSON1"
+fi
+
+#########
+# See whether we should enable RTREE
+AC_ARG_ENABLE(rtree, AC_HELP_STRING([--enable-rtree],
+      [Enable the RTREE extension]),
+      [enable_rtree=yes],[enable_rtree=no])
+if test "${enable_rtree}" = "yes" ; then
+  OPT_FEATURE_FLAGS+=" -DSQLITE_ENABLE_RTREE"
+fi
+
 #########
 # attempt to duplicate any OMITS and ENABLES into the $(OPT_FEATURE_FLAGS) parameter
 for option in $CFLAGS $CPPFLAGS
diff --git a/manifest b/manifest
index 1e1981c630..4e165c5ce8 100644
--- a/manifest
+++ b/manifest
@@ -1,5 +1,5 @@
-C Makefile\sand\sfts5\schanges\sso\sthat\sfts5\sworks\swith\smain.mk.\sStill\sdoes\snot\swork\swith\sMakefile.in.
-D 2015-10-09T11:09:47.175
+C Add\sconfigure\sscript\soptions\s--enable-fts5\sand\s--enable-json1.\s\sAutomatically\nsearch\sfor\s-lm\swhen\susing\s--enable-fts5.
+D 2015-10-09T12:48:33.545
 F Makefile.arm-wince-mingw32ce-gcc d6df77f1f48d690bd73162294bbba7f59507c72f
 F Makefile.in f0088ff0d2ac949fce6de7c00f13a99ac5bdb663
 F Makefile.linux-gcc 91d710bdc4998cb015f39edf3cb314ec4f4d7e23
@@ -38,8 +38,8 @@ F autoconf/tea/win/rules.vc c511f222b80064096b705dbeb97060ee1d6b6d63
 F config.guess 226d9a188c6196f3033ffc651cbc9dcee1a42977
 F config.h.in 42b71ad3fe21c9e88fa59e8458ca1a6bc72eb0c0
 F config.sub 9ebe4c3b3dab6431ece34f16828b594fb420da55
-F configure 2f61915a1bdfbc589244334401cf97d3401e6a39 x
-F configure.ac 713de38000413e469188db2cb85bed759b56f322
+F configure 6c28beb2c5adfea004c7eb0dc615ce5ebaca67ee x
+F configure.ac 1e87304e51af110950c48a1eea6ffc7a577f600e
 F contrib/sqlitecon.tcl 210a913ad63f9f991070821e599d600bd913e0ad
 F doc/lemon.html 334dbf6621b8fb8790297ec1abf3cfa4621709d1
 F doc/pager-invariants.txt 27fed9a70ddad2088750c4a2b493b63853da2710
@@ -947,7 +947,7 @@ F test/rbu.test 168573d353cd0fd10196b87b0caa322c144ef736
 F test/rdonly.test 64e2696c322e3538df0b1ed624e21f9a23ed9ff8
 F test/regexp1.test 497ea812f264d12b6198d6e50a76be4a1973a9d8
 F test/reindex.test 44edd3966b474468b823d481eafef0c305022254
-F test/releasetest.tcl 97e4e5ca5925b21ef470b3c97d4c46dd063cfec4
+F test/releasetest.tcl f52239d28ed829ca7979617845a442d2d1b08aaa
 F test/resolver01.test f4022acafda7f4d40eca94dbf16bc5fc4ac30ceb
 F test/rollback.test 458fe73eb3ffdfdf9f6ba3e9b7350a6220414dea
 F test/rollback2.test fc14cf6d1a2b250d2735ef16124b971bce152f14
@@ -1390,7 +1390,7 @@ F tool/vdbe_profile.tcl 67746953071a9f8f2f668b73fe899074e2c6d8c1
 F tool/warnings-clang.sh f6aa929dc20ef1f856af04a730772f59283631d4
 F tool/warnings.sh 48bd54594752d5be3337f12c72f28d2080cb630b
 F tool/win/sqlite.vsix deb315d026cc8400325c5863eef847784a219a2f
-P 206174f9b154c590a3e2e94236db38e111d64bdb
-R 7677b595a4a025d5b5c3743b20676b45
-U dan
-Z 2d1f0773394fa57beba698d5cfa49140
+P 6ebac32d8378e46f44a6eb55aaa30baf4d7dde7d
+R 15162ca8241950d9040673fb4e5f94d0
+U drh
+Z 8ecad2a04d12126eee50b9755a0e6c68
diff --git a/manifest.uuid b/manifest.uuid
index 1147fff002..1b4a81fd0c 100644
--- a/manifest.uuid
+++ b/manifest.uuid
@@ -1 +1 @@
-6ebac32d8378e46f44a6eb55aaa30baf4d7dde7d
\ No newline at end of file
+a0c44f1d46f1f31043d66f20c8dc0df53db15c30
\ No newline at end of file
diff --git a/test/releasetest.tcl b/test/releasetest.tcl
index ef29a0d945..c6ad2f4c04 100644
--- a/test/releasetest.tcl
+++ b/test/releasetest.tcl
@@ -78,6 +78,7 @@ array set ::Configs [strip_comments {
     -DSQLITE_DEFAULT_FILE_FORMAT=4
     -DSQLITE_ENABLE_UPDATE_DELETE_LIMIT=1
     -DSQLITE_ENABLE_STMT_SCANSTATUS
+    --enable-json1
   }
   "Check-Symbols" {
     -DSQLITE_MEMDEBUG=1
@@ -95,6 +96,7 @@ array set ::Configs [strip_comments {
     -DSQLITE_ENABLE_OVERSIZE_CELL_CHECK=1
     -DSQLITE_ENABLE_STAT4
     -DSQLITE_ENABLE_STMT_SCANSTATUS
+    --enable-json1 --enable-fts5
   }
   "Debug-One" {
     --disable-shared
@@ -129,13 +131,13 @@ array set ::Configs [strip_comments {
     -DSQLITE_DISABLE_LFS=1
     -DSQLITE_ENABLE_ATOMIC_WRITE=1
     -DSQLITE_ENABLE_IOTRACE=1
-    -DSQLITE_ENABLE_JSON1=1
     -DSQLITE_ENABLE_MEMORY_MANAGEMENT=1
     -DSQLITE_MAX_PAGE_SIZE=4096
     -DSQLITE_OMIT_LOAD_EXTENSION=1
     -DSQLITE_OMIT_PROGRESS_CALLBACK=1
     -DSQLITE_OMIT_VIRTUALTABLE=1
     -DSQLITE_TEMP_STORE=3
+    --enable-json1 --enable-fts5
   }
   "Device-Two" {
     -DSQLITE_4_BYTE_ALIGNED_MALLOC=1
@@ -146,7 +148,6 @@ array set ::Configs [strip_comments {
     -DSQLITE_DEFAULT_TEMP_CACHE_SIZE=1000
     -DSQLITE_DISABLE_LFS=1
     -DSQLITE_ENABLE_FTS3=1
-    -DSQLITE_ENABLE_JSON1=1
     -DSQLITE_ENABLE_MEMORY_MANAGEMENT=1
     -DSQLITE_ENABLE_RTREE=1
     -DSQLITE_MAX_COMPOUND_SELECT=50
@@ -154,6 +155,7 @@ array set ::Configs [strip_comments {
     -DSQLITE_OMIT_TRACE=1
     -DSQLITE_TEMP_STORE=3
     -DSQLITE_THREADSAFE=2
+    --enable-json1 --enable-fts5
   }
   "Locking-Style" {
     -O2
@@ -177,6 +179,7 @@ array set ::Configs [strip_comments {
     -DSQLITE_DEBUG=1
     -DSQLITE_PREFER_PROXY_LOCKING=1
     -DSQLITE_ENABLE_API_ARMOR=1
+    --enable-json1 --enable-fts5
   }
   "Extra-Robustness" {
     -DSQLITE_ENABLE_OVERSIZE_CELL_CHECK=1
@@ -190,6 +193,7 @@ array set ::Configs [strip_comments {
     -DSQLITE_ENABLE_FTS4_PARENTHESIS
     -DSQLITE_DISABLE_FTS4_DEFERRED
     -DSQLITE_ENABLE_RTREE
+    --enable-json1 --enable-fts5
   }
   "No-lookaside" {
     -DSQLITE_TEST_REALLOC_STRESS=1
@@ -200,7 +204,7 @@ array set ::Configs [strip_comments {
     -DSQLITE_ENABLE_STAT4
     -DSQLITE_ENABLE_FTS4
     -DSQLITE_ENABLE_RTREE
-    -DSQLITE_ENABLE_JSON1=1
+    --enable-json1
   }
 
   # The next group of configurations are used only by the