diff --git a/autoconf/m4/unreal.m4 b/autoconf/m4/unreal.m4
index 092d7af43..3e0b9e921 100644
--- a/autoconf/m4/unreal.m4
+++ b/autoconf/m4/unreal.m4
@@ -391,17 +391,14 @@ AC_DEFUN([CHECK_LIBMAXMINDDB],
 	AC_ARG_ENABLE(libmaxminddb,
 	[AC_HELP_STRING([--enable-libmaxminddb=no/yes],[enable GeoIP libmaxminddb support])],
 	[enable_libmaxminddb=$enableval],
-	[enable_libmaxminddb=yes])
+	[enable_libmaxminddb=no])
 
 	AS_IF([test "x$enable_libmaxminddb" = "xyes"],
 	[
 		dnl see if the system provides it
 		has_system_libmaxminddb="no"
 		PKG_CHECK_MODULES([LIBMAXMINDDB], [libmaxminddb >= 1.6.0],
-		                  [has_system_libmaxminddb=yes],
-		                  [has_system_libmaxminddb=no
-		                  AC_MSG_RESULT(not building libmaxminddb GeoIP support)
-		                  ])
+		                  [has_system_libmaxminddb=yes])
 		AS_IF([test "x$has_system_libmaxminddb" = "xyes"],
 		[
 
diff --git a/configure b/configure
index dfe217219..e4a805249 100755
--- a/configure
+++ b/configure
@@ -7363,8 +7363,8 @@ if test "x$with_system_pcre2" = "xyes"; then :
 
 
 pkg_failed=no
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for PCRE2" >&5
-$as_echo_n "checking for PCRE2... " >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for libpcre2-8 >= 10.00" >&5
+$as_echo_n "checking for libpcre2-8 >= 10.00... " >&6; }
 
 if test -n "$PCRE2_CFLAGS"; then
     pkg_cv_PCRE2_CFLAGS="$PCRE2_CFLAGS"
@@ -7404,7 +7404,7 @@ fi
 
 
 if test $pkg_failed = yes; then
-   	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+        { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
 $as_echo "no" >&6; }
 
 if $PKG_CONFIG --atleast-pkgconfig-version 0.20; then
@@ -7422,7 +7422,7 @@ fi
 
 	has_system_pcre2=no
 elif test $pkg_failed = untried; then
-     	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+        { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
 $as_echo "no" >&6; }
 	has_system_pcre2=no
 else
@@ -7482,8 +7482,8 @@ if test "x$with_system_argon2" = "xyes"; then :
 
 
 pkg_failed=no
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for ARGON2" >&5
-$as_echo_n "checking for ARGON2... " >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for libargon2 >= 0~20161029" >&5
+$as_echo_n "checking for libargon2 >= 0~20161029... " >&6; }
 
 if test -n "$ARGON2_CFLAGS"; then
     pkg_cv_ARGON2_CFLAGS="$ARGON2_CFLAGS"
@@ -7523,7 +7523,7 @@ fi
 
 
 if test $pkg_failed = yes; then
-   	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+        { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
 $as_echo "no" >&6; }
 
 if $PKG_CONFIG --atleast-pkgconfig-version 0.20; then
@@ -7541,7 +7541,7 @@ fi
 
 	has_system_argon2=no
 elif test $pkg_failed = untried; then
-     	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+        { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
 $as_echo "no" >&6; }
 	has_system_argon2=no
 else
@@ -7600,8 +7600,8 @@ if test "x$with_system_sodium" = "xyes"; then :
 
 
 pkg_failed=no
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for SODIUM" >&5
-$as_echo_n "checking for SODIUM... " >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for libsodium >= 1.0.16" >&5
+$as_echo_n "checking for libsodium >= 1.0.16... " >&6; }
 
 if test -n "$SODIUM_CFLAGS"; then
     pkg_cv_SODIUM_CFLAGS="$SODIUM_CFLAGS"
@@ -7641,7 +7641,7 @@ fi
 
 
 if test $pkg_failed = yes; then
-   	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+        { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
 $as_echo "no" >&6; }
 
 if $PKG_CONFIG --atleast-pkgconfig-version 0.20; then
@@ -7659,7 +7659,7 @@ fi
 
 	has_system_sodium=no
 elif test $pkg_failed = untried; then
-     	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+        { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
 $as_echo "no" >&6; }
 	has_system_sodium=no
 else
@@ -7723,8 +7723,8 @@ if test "x$with_system_cares" = "xyes"; then :
 
 
 pkg_failed=no
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for CARES" >&5
-$as_echo_n "checking for CARES... " >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for libcares >= 1.6.0" >&5
+$as_echo_n "checking for libcares >= 1.6.0... " >&6; }
 
 if test -n "$CARES_CFLAGS"; then
     pkg_cv_CARES_CFLAGS="$CARES_CFLAGS"
@@ -7764,7 +7764,7 @@ fi
 
 
 if test $pkg_failed = yes; then
-   	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+        { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
 $as_echo "no" >&6; }
 
 if $PKG_CONFIG --atleast-pkgconfig-version 0.20; then
@@ -7782,7 +7782,7 @@ fi
 
 	has_system_cares=no
 elif test $pkg_failed = untried; then
-     	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+        { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
 $as_echo "no" >&6; }
 	has_system_cares=no
 else
@@ -7865,8 +7865,8 @@ if test "x$with_system_jansson" = "xyes"; then :
 
 
 pkg_failed=no
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for JANSSON" >&5
-$as_echo_n "checking for JANSSON... " >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for jansson >= 2.0.0" >&5
+$as_echo_n "checking for jansson >= 2.0.0... " >&6; }
 
 if test -n "$JANSSON_CFLAGS"; then
     pkg_cv_JANSSON_CFLAGS="$JANSSON_CFLAGS"
@@ -7906,7 +7906,7 @@ fi
 
 
 if test $pkg_failed = yes; then
-   	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+        { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
 $as_echo "no" >&6; }
 
 if $PKG_CONFIG --atleast-pkgconfig-version 0.20; then
@@ -7924,7 +7924,7 @@ fi
 
 	has_system_jansson=no
 elif test $pkg_failed = untried; then
-     	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+        { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
 $as_echo "no" >&6; }
 	has_system_jansson=no
 else
@@ -8629,8 +8629,8 @@ fi
 				has_system_geoip_classic="no"
 
 pkg_failed=no
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for GEOIP_CLASSIC" >&5
-$as_echo_n "checking for GEOIP_CLASSIC... " >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for geoip >= 1.6.0" >&5
+$as_echo_n "checking for geoip >= 1.6.0... " >&6; }
 
 if test -n "$GEOIP_CLASSIC_CFLAGS"; then
     pkg_cv_GEOIP_CLASSIC_CFLAGS="$GEOIP_CLASSIC_CFLAGS"
@@ -8670,7 +8670,7 @@ fi
 
 
 if test $pkg_failed = yes; then
-   	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+        { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
 $as_echo "no" >&6; }
 
 if $PKG_CONFIG --atleast-pkgconfig-version 0.20; then
@@ -8688,7 +8688,7 @@ fi
 
 	has_system_geoip_classic=no
 elif test $pkg_failed = untried; then
-     	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+        { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
 $as_echo "no" >&6; }
 	has_system_geoip_classic=no
 else
@@ -8757,7 +8757,7 @@ fi
 if test "${enable_libmaxminddb+set}" = set; then :
   enableval=$enable_libmaxminddb; enable_libmaxminddb=$enableval
 else
-  enable_libmaxminddb=yes
+  enable_libmaxminddb=no
 fi
 
 
@@ -8766,8 +8766,8 @@ fi
 				has_system_libmaxminddb="no"
 
 pkg_failed=no
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for LIBMAXMINDDB" >&5
-$as_echo_n "checking for LIBMAXMINDDB... " >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for libmaxminddb >= 1.6.0" >&5
+$as_echo_n "checking for libmaxminddb >= 1.6.0... " >&6; }
 
 if test -n "$LIBMAXMINDDB_CFLAGS"; then
     pkg_cv_LIBMAXMINDDB_CFLAGS="$LIBMAXMINDDB_CFLAGS"
@@ -8807,7 +8807,7 @@ fi
 
 
 if test $pkg_failed = yes; then
-   	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+        { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
 $as_echo "no" >&6; }
 
 if $PKG_CONFIG --atleast-pkgconfig-version 0.20; then
@@ -8823,17 +8823,31 @@ fi
 	# Put the nasty error message in config.log where it belongs
 	echo "$LIBMAXMINDDB_PKG_ERRORS" >&5
 
-	has_system_libmaxminddb=no
-		                  { $as_echo "$as_me:${as_lineno-$LINENO}: result: not building libmaxminddb GeoIP support" >&5
-$as_echo "not building libmaxminddb GeoIP support" >&6; }
+	as_fn_error $? "Package requirements (libmaxminddb >= 1.6.0) were not met:
 
+$LIBMAXMINDDB_PKG_ERRORS
+
+Consider adjusting the PKG_CONFIG_PATH environment variable if you
+installed software in a non-standard prefix.
+
+Alternatively, you may set the environment variables LIBMAXMINDDB_CFLAGS
+and LIBMAXMINDDB_LIBS to avoid the need to call pkg-config.
+See the pkg-config man page for more details." "$LINENO" 5
 elif test $pkg_failed = untried; then
-     	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+        { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
 $as_echo "no" >&6; }
-	has_system_libmaxminddb=no
-		                  { $as_echo "$as_me:${as_lineno-$LINENO}: result: not building libmaxminddb GeoIP support" >&5
-$as_echo "not building libmaxminddb GeoIP support" >&6; }
+	{ { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+as_fn_error $? "The pkg-config script could not be found or is too old.  Make sure it
+is in your PATH or set the PKG_CONFIG environment variable to the full
+path to pkg-config.
 
+Alternatively, you may set the environment variables LIBMAXMINDDB_CFLAGS
+and LIBMAXMINDDB_LIBS to avoid the need to call pkg-config.
+See the pkg-config man page for more details.
+
+To get pkg-config, see <http://pkg-config.freedesktop.org/>.
+See \`config.log' for more details" "$LINENO" 5; }
 else
 	LIBMAXMINDDB_CFLAGS=$pkg_cv_LIBMAXMINDDB_CFLAGS
 	LIBMAXMINDDB_LIBS=$pkg_cv_LIBMAXMINDDB_LIBS