diff --git a/Makefile b/Makefile
index 296b42b..e08ecd1 100644
--- a/Makefile
+++ b/Makefile
@@ -1,11 +1,11 @@
 VERSION=1.6
 CC=gcc
-LIBS=  libUseful-4/libUseful.a
+LIBS= -lcrypto -lssl -lUseful-5  
 FLAGS=-g -O2 -DVERSION=\"$(VERSION)\"
 
 OBJ=common.o net.o netdev.o runcommand.o iw.o wireless_tools.o wpa_supplicant.o wifi.o interactive.o settings.o help.o
 
-all: $(OBJ) libUseful-4/libUseful.a
+all: $(OBJ) 
 	$(CC) $(FLAGS)  -oterm_wifi $(OBJ) main.c $(LIBS)
 
 libUseful-4/libUseful.a:
diff --git a/Makefile.in b/Makefile.in
index 3c3bacb..9f2e1ba 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -1,11 +1,11 @@
 VERSION=1.6
 CC=@CC@
-LIBS=@LDFLAGS@ @LIBS@ @STATIC_LIBS@
+LIBS=@LDFLAGS@ @LIBS@ @LIBUSEFUL_BUNDLED@
 FLAGS=@CFLAGS@ -DVERSION=\"$(VERSION)\"
 
 OBJ=common.o net.o netdev.o runcommand.o iw.o wireless_tools.o wpa_supplicant.o wifi.o interactive.o settings.o help.o
 
-all: $(OBJ) @STATIC_LIBS@
+all: $(OBJ) @LIBUSEFUL_BUNDLED@
 	$(CC) $(FLAGS)  -oterm_wifi $(OBJ) main.c $(LIBS)
 
 libUseful-4/libUseful.a:
diff --git a/autom4te.cache/output.0 b/autom4te.cache/output.0
index 354c4dd..9fc0d2d 100644
--- a/autom4te.cache/output.0
+++ b/autom4te.cache/output.0
@@ -583,11 +583,47 @@ PACKAGE_BUGREPORT=
 PACKAGE_URL=
 
 ac_unique_file="main.c"
+# Factoring default headers for most tests.
+ac_includes_default="\
+#include <stdio.h>
+#ifdef HAVE_SYS_TYPES_H
+# include <sys/types.h>
+#endif
+#ifdef HAVE_SYS_STAT_H
+# include <sys/stat.h>
+#endif
+#ifdef STDC_HEADERS
+# include <stdlib.h>
+# include <stddef.h>
+#else
+# ifdef HAVE_STDLIB_H
+#  include <stdlib.h>
+# endif
+#endif
+#ifdef HAVE_STRING_H
+# if !defined STDC_HEADERS && defined HAVE_MEMORY_H
+#  include <memory.h>
+# endif
+# include <string.h>
+#endif
+#ifdef HAVE_STRINGS_H
+# include <strings.h>
+#endif
+#ifdef HAVE_INTTYPES_H
+# include <inttypes.h>
+#endif
+#ifdef HAVE_STDINT_H
+# include <stdint.h>
+#endif
+#ifdef HAVE_UNISTD_H
+# include <unistd.h>
+#endif"
+
 enable_option_checking=no
 ac_subst_vars='LTLIBOBJS
 LIB@&t@OBJS
 subdirs
-STATIC_LIBS
+LIBUSEFUL_BUNDLED
 EGREP
 GREP
 CPP
@@ -641,7 +677,7 @@ ac_subst_files=''
 ac_user_opts='
 enable_option_checking
 enable_largefile
-with_system_libuseful
+with_libuseful
 '
       ac_precious_vars='build_alias
 host_alias
@@ -1264,7 +1300,7 @@ Optional Features:
 Optional Packages:
   --with-PACKAGE[=ARG]    use PACKAGE [ARG=yes]
   --without-PACKAGE       do not use PACKAGE (same as --with-PACKAGE=no)
-  --with-system-libuseful       use systemwide libUseful.so rather than bundled version
+  --with-libuseful		use system-wide libUseful (default=auto) 
 
 Some influential environment variables:
   CC          C compiler command
@@ -1518,6 +1554,124 @@ fi
   as_fn_set_status $ac_retval
 
 } @%:@ ac_fn_c_try_link
+
+@%:@ ac_fn_c_check_header_mongrel LINENO HEADER VAR INCLUDES
+@%:@ -------------------------------------------------------
+@%:@ Tests whether HEADER exists, giving a warning if it cannot be compiled using
+@%:@ the include files in INCLUDES and setting the cache variable VAR
+@%:@ accordingly.
+ac_fn_c_check_header_mongrel ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  if eval \${$3+:} false; then :
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
+$as_echo_n "checking for $2... " >&6; }
+if eval \${$3+:} false; then :
+  $as_echo_n "(cached) " >&6
+fi
+eval ac_res=\$$3
+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+else
+  # Is the header compilable?
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking $2 usability" >&5
+$as_echo_n "checking $2 usability... " >&6; }
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+@%:@include <$2>
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  ac_header_compiler=yes
+else
+  ac_header_compiler=no
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_header_compiler" >&5
+$as_echo "$ac_header_compiler" >&6; }
+
+# Is the header present?
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking $2 presence" >&5
+$as_echo_n "checking $2 presence... " >&6; }
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+@%:@include <$2>
+_ACEOF
+if ac_fn_c_try_cpp "$LINENO"; then :
+  ac_header_preproc=yes
+else
+  ac_header_preproc=no
+fi
+rm -f conftest.err conftest.i conftest.$ac_ext
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_header_preproc" >&5
+$as_echo "$ac_header_preproc" >&6; }
+
+# So?  What about this header?
+case $ac_header_compiler:$ac_header_preproc:$ac_c_preproc_warn_flag in #((
+  yes:no: )
+    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: accepted by the compiler, rejected by the preprocessor!" >&5
+$as_echo "$as_me: WARNING: $2: accepted by the compiler, rejected by the preprocessor!" >&2;}
+    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: proceeding with the compiler's result" >&5
+$as_echo "$as_me: WARNING: $2: proceeding with the compiler's result" >&2;}
+    ;;
+  no:yes:* )
+    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: present but cannot be compiled" >&5
+$as_echo "$as_me: WARNING: $2: present but cannot be compiled" >&2;}
+    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2:     check for missing prerequisite headers?" >&5
+$as_echo "$as_me: WARNING: $2:     check for missing prerequisite headers?" >&2;}
+    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: see the Autoconf documentation" >&5
+$as_echo "$as_me: WARNING: $2: see the Autoconf documentation" >&2;}
+    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2:     section \"Present But Cannot Be Compiled\"" >&5
+$as_echo "$as_me: WARNING: $2:     section \"Present But Cannot Be Compiled\"" >&2;}
+    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: proceeding with the compiler's result" >&5
+$as_echo "$as_me: WARNING: $2: proceeding with the compiler's result" >&2;}
+    ;;
+esac
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
+$as_echo_n "checking for $2... " >&6; }
+if eval \${$3+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  eval "$3=\$ac_header_compiler"
+fi
+eval ac_res=\$$3
+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+fi
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+
+} @%:@ ac_fn_c_check_header_mongrel
+
+@%:@ ac_fn_c_check_header_compile LINENO HEADER VAR INCLUDES
+@%:@ -------------------------------------------------------
+@%:@ Tests whether HEADER exists and can be compiled using the include files in
+@%:@ INCLUDES, setting the cache variable VAR accordingly.
+ac_fn_c_check_header_compile ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
+$as_echo_n "checking for $2... " >&6; }
+if eval \${$3+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+@%:@include <$2>
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  eval "$3=yes"
+else
+  eval "$3=no"
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+eval ac_res=\$$3
+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+
+} @%:@ ac_fn_c_check_header_compile
 cat >config.log <<_ACEOF
 This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
@@ -3280,21 +3434,159 @@ fi
 
 
 
-@%:@ Check whether --with-system-libuseful was given.
-if test "${with_system_libuseful+set}" = set; then :
-  withval=$with_system_libuseful; cf_with_libuseful=$withval 
+
+@%:@ Check whether --with-libuseful was given.
+if test "${with_libuseful+set}" = set; then :
+  withval=$with_libuseful; cf_system_libuseful=$withval 
+fi
+
+
+if test "$cf_system_libuseful" != "no"
+then
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for GetToken in -lUseful-5" >&5
+$as_echo_n "checking for GetToken in -lUseful-5... " >&6; }
+if ${ac_cv_lib_Useful_5_GetToken+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  ac_check_lib_save_LIBS=$LIBS
+LIBS="-lUseful-5  $LIBS"
+cat confdefs.h - <<_ACEOF >conftest.$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 GetToken ();
+int
+main ()
+{
+return GetToken ();
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+  ac_cv_lib_Useful_5_GetToken=yes
+else
+  ac_cv_lib_Useful_5_GetToken=no
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
+LIBS=$ac_check_lib_save_LIBS
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_Useful_5_GetToken" >&5
+$as_echo "$ac_cv_lib_Useful_5_GetToken" >&6; }
+if test "x$ac_cv_lib_Useful_5_GetToken" = xyes; then :
+  cf_have_libUseful5=yes
+else
+  cf_have_libUseful5=no
+fi
+
+	if test "$cf_have_libUseful5" = "yes"
+	then
+	# On IRIX 5.3, sys/types and inttypes.h are conflicting.
+for ac_header in sys/types.h sys/stat.h stdlib.h string.h memory.h strings.h \
+		  inttypes.h stdint.h unistd.h
+do :
+  as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`
+ac_fn_c_check_header_compile "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default
+"
+if eval test \"x\$"$as_ac_Header"\" = x"yes"; then :
+  cat >>confdefs.h <<_ACEOF
+@%:@define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1
+_ACEOF
+ 
+fi
+
+done
+
+
+for ac_header in libUseful-5/libUseful.h
+do :
+  ac_fn_c_check_header_mongrel "$LINENO" "libUseful-5/libUseful.h" "ac_cv_header_libUseful_5_libUseful_h" "$ac_includes_default"
+if test "x$ac_cv_header_libUseful_5_libUseful_h" = xyes; then :
+  cat >>confdefs.h <<_ACEOF
+@%:@define HAVE_LIBUSEFUL_5_LIBUSEFUL_H 1
+_ACEOF
+ 
+fi
+
+done
+
+	else
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for GetToken in -lUseful-4" >&5
+$as_echo_n "checking for GetToken in -lUseful-4... " >&6; }
+if ${ac_cv_lib_Useful_4_GetToken+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  ac_check_lib_save_LIBS=$LIBS
+LIBS="-lUseful-4  $LIBS"
+cat confdefs.h - <<_ACEOF >conftest.$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 GetToken ();
+int
+main ()
+{
+return GetToken ();
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+  ac_cv_lib_Useful_4_GetToken=yes
+else
+  ac_cv_lib_Useful_4_GetToken=no
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
+LIBS=$ac_check_lib_save_LIBS
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_Useful_4_GetToken" >&5
+$as_echo "$ac_cv_lib_Useful_4_GetToken" >&6; }
+if test "x$ac_cv_lib_Useful_4_GetToken" = xyes; then :
+  cf_have_libUseful4=yes
+else
+  cf_have_libUseful4=no
+fi
+
+	for ac_header in libUseful-4/libUseful.h
+do :
+  ac_fn_c_check_header_mongrel "$LINENO" "libUseful-4/libUseful.h" "ac_cv_header_libUseful_4_libUseful_h" "$ac_includes_default"
+if test "x$ac_cv_header_libUseful_4_libUseful_h" = xyes; then :
+  cat >>confdefs.h <<_ACEOF
+@%:@define HAVE_LIBUSEFUL_4_LIBUSEFUL_H 1
+_ACEOF
+ 
 fi
 
+done
+
+	fi
+fi
 
-if test "$cf_with_libuseful" != "no" -a "$cf_with_libuseful" != ""
+if test "$cf_have_libUseful5" = "yes" 
 then
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for OpenSSLVerifyCallback in -lUseful" >&5
-$as_echo_n "checking for OpenSSLVerifyCallback in -lUseful... " >&6; }
-if ${ac_cv_lib_Useful_OpenSSLVerifyCallback+:} false; then :
+  echo "installed libUseful-5 found, using that instead of bundled libUseful."
+  echo "if you want to use bundled libUseful, force it with --with-libuseful=no"
+  LIBUSEFUL_BUNDLED=""
+
+      { $as_echo "$as_me:${as_lineno-$LINENO}: checking for GetToken in -lUseful-5" >&5
+$as_echo_n "checking for GetToken in -lUseful-5... " >&6; }
+if ${ac_cv_lib_Useful_5_GetToken+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
-LIBS="-lUseful -lssl -lcrypto -lz $LIBS"
+LIBS="-lUseful-5  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -3304,34 +3596,43 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 #ifdef __cplusplus
 extern "C"
 #endif
-char OpenSSLVerifyCallback ();
+char GetToken ();
 int
 main ()
 {
-return OpenSSLVerifyCallback ();
+return GetToken ();
   ;
   return 0;
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  ac_cv_lib_Useful_OpenSSLVerifyCallback=yes
+  ac_cv_lib_Useful_5_GetToken=yes
 else
-  ac_cv_lib_Useful_OpenSSLVerifyCallback=no
+  ac_cv_lib_Useful_5_GetToken=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_Useful_OpenSSLVerifyCallback" >&5
-$as_echo "$ac_cv_lib_Useful_OpenSSLVerifyCallback" >&6; }
-if test "x$ac_cv_lib_Useful_OpenSSLVerifyCallback" = xyes; then :
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for SSL_new in -lssl" >&5
-$as_echo_n "checking for SSL_new in -lssl... " >&6; }
-if ${ac_cv_lib_ssl_SSL_new+:} false; then :
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_Useful_5_GetToken" >&5
+$as_echo "$ac_cv_lib_Useful_5_GetToken" >&6; }
+if test "x$ac_cv_lib_Useful_5_GetToken" = xyes; then :
+  cat >>confdefs.h <<_ACEOF
+@%:@define HAVE_LIBUSEFUL_5 1
+_ACEOF
+
+  LIBS="-lUseful-5 $LIBS"
+
+fi
+
+
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for SSL_library_init in -lssl" >&5
+$as_echo_n "checking for SSL_library_init in -lssl... " >&6; }
+if ${ac_cv_lib_ssl_SSL_library_init+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
-LIBS="-lssl -lcrypto -lz $LIBS"
+LIBS="-lssl  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -3341,27 +3642,27 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 #ifdef __cplusplus
 extern "C"
 #endif
-char SSL_new ();
+char SSL_library_init ();
 int
 main ()
 {
-return SSL_new ();
+return SSL_library_init ();
   ;
   return 0;
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  ac_cv_lib_ssl_SSL_new=yes
+  ac_cv_lib_ssl_SSL_library_init=yes
 else
-  ac_cv_lib_ssl_SSL_new=no
+  ac_cv_lib_ssl_SSL_library_init=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_ssl_SSL_new" >&5
-$as_echo "$ac_cv_lib_ssl_SSL_new" >&6; }
-if test "x$ac_cv_lib_ssl_SSL_new" = xyes; then :
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_ssl_SSL_library_init" >&5
+$as_echo "$ac_cv_lib_ssl_SSL_library_init" >&6; }
+if test "x$ac_cv_lib_ssl_SSL_library_init" = xyes; then :
   cat >>confdefs.h <<_ACEOF
 @%:@define HAVE_LIBSSL 1
 _ACEOF
@@ -3370,13 +3671,13 @@ _ACEOF
 
 fi
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for ERR_load_CRYPTO_strings in -lcrypto" >&5
-$as_echo_n "checking for ERR_load_CRYPTO_strings in -lcrypto... " >&6; }
-if ${ac_cv_lib_crypto_ERR_load_CRYPTO_strings+:} false; then :
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for EVP_CIPHER_CTX_init in -lcrypto" >&5
+$as_echo_n "checking for EVP_CIPHER_CTX_init in -lcrypto... " >&6; }
+if ${ac_cv_lib_crypto_EVP_CIPHER_CTX_init+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
-LIBS="-lcrypto -lz $LIBS"
+LIBS="-lcrypto  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -3386,27 +3687,27 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 #ifdef __cplusplus
 extern "C"
 #endif
-char ERR_load_CRYPTO_strings ();
+char EVP_CIPHER_CTX_init ();
 int
 main ()
 {
-return ERR_load_CRYPTO_strings ();
+return EVP_CIPHER_CTX_init ();
   ;
   return 0;
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  ac_cv_lib_crypto_ERR_load_CRYPTO_strings=yes
+  ac_cv_lib_crypto_EVP_CIPHER_CTX_init=yes
 else
-  ac_cv_lib_crypto_ERR_load_CRYPTO_strings=no
+  ac_cv_lib_crypto_EVP_CIPHER_CTX_init=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_crypto_ERR_load_CRYPTO_strings" >&5
-$as_echo "$ac_cv_lib_crypto_ERR_load_CRYPTO_strings" >&6; }
-if test "x$ac_cv_lib_crypto_ERR_load_CRYPTO_strings" = xyes; then :
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_crypto_EVP_CIPHER_CTX_init" >&5
+$as_echo "$ac_cv_lib_crypto_EVP_CIPHER_CTX_init" >&6; }
+if test "x$ac_cv_lib_crypto_EVP_CIPHER_CTX_init" = xyes; then :
   cat >>confdefs.h <<_ACEOF
 @%:@define HAVE_LIBCRYPTO 1
 _ACEOF
@@ -3415,13 +3716,19 @@ _ACEOF
 
 fi
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for inflate in -lz" >&5
-$as_echo_n "checking for inflate in -lz... " >&6; }
-if ${ac_cv_lib_z_inflate+:} false; then :
+elif test "$cf_have_libUseful4" = "yes" 
+then
+  echo "installed libUseful-4 found, using that instead of bundled libUseful."
+  echo "if you want to use bundled libUseful, force it with --with-libuseful=no"
+  LIBUSEFUL_BUNDLED=""
+
+      { $as_echo "$as_me:${as_lineno-$LINENO}: checking for GetToken in -lUseful-4" >&5
+$as_echo_n "checking for GetToken in -lUseful-4... " >&6; }
+if ${ac_cv_lib_Useful_4_GetToken+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
-LIBS="-lz  $LIBS"
+LIBS="-lUseful-4  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -3431,45 +3738,88 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 #ifdef __cplusplus
 extern "C"
 #endif
-char inflate ();
+char GetToken ();
 int
 main ()
 {
-return inflate ();
+return GetToken ();
   ;
   return 0;
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  ac_cv_lib_z_inflate=yes
+  ac_cv_lib_Useful_4_GetToken=yes
 else
-  ac_cv_lib_z_inflate=no
+  ac_cv_lib_Useful_4_GetToken=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_z_inflate" >&5
-$as_echo "$ac_cv_lib_z_inflate" >&6; }
-if test "x$ac_cv_lib_z_inflate" = xyes; then :
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_Useful_4_GetToken" >&5
+$as_echo "$ac_cv_lib_Useful_4_GetToken" >&6; }
+if test "x$ac_cv_lib_Useful_4_GetToken" = xyes; then :
   cat >>confdefs.h <<_ACEOF
-@%:@define HAVE_LIBZ 1
+@%:@define HAVE_LIBUSEFUL_4 1
 _ACEOF
 
-  LIBS="-lz $LIBS"
+  LIBS="-lUseful-4 $LIBS"
 
 fi
 
-  
+
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for SSL_library_init in -lssl" >&5
+$as_echo_n "checking for SSL_library_init in -lssl... " >&6; }
+if ${ac_cv_lib_ssl_SSL_library_init+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  ac_check_lib_save_LIBS=$LIBS
+LIBS="-lssl  $LIBS"
+cat confdefs.h - <<_ACEOF >conftest.$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 SSL_library_init ();
+int
+main ()
+{
+return SSL_library_init ();
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+  ac_cv_lib_ssl_SSL_library_init=yes
+else
+  ac_cv_lib_ssl_SSL_library_init=no
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
+LIBS=$ac_check_lib_save_LIBS
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_ssl_SSL_library_init" >&5
+$as_echo "$ac_cv_lib_ssl_SSL_library_init" >&6; }
+if test "x$ac_cv_lib_ssl_SSL_library_init" = xyes; then :
+  cat >>confdefs.h <<_ACEOF
+@%:@define HAVE_LIBSSL 1
+_ACEOF
+
+  LIBS="-lssl $LIBS"
+
 fi
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for GetToken in -lUseful" >&5
-$as_echo_n "checking for GetToken in -lUseful... " >&6; }
-if ${ac_cv_lib_Useful_GetToken+:} false; then :
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for EVP_CIPHER_CTX_init in -lcrypto" >&5
+$as_echo_n "checking for EVP_CIPHER_CTX_init in -lcrypto... " >&6; }
+if ${ac_cv_lib_crypto_EVP_CIPHER_CTX_init+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
-LIBS="-lUseful  $LIBS"
+LIBS="-lcrypto  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -3479,42 +3829,40 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 #ifdef __cplusplus
 extern "C"
 #endif
-char GetToken ();
+char EVP_CIPHER_CTX_init ();
 int
 main ()
 {
-return GetToken ();
+return EVP_CIPHER_CTX_init ();
   ;
   return 0;
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  ac_cv_lib_Useful_GetToken=yes
+  ac_cv_lib_crypto_EVP_CIPHER_CTX_init=yes
 else
-  ac_cv_lib_Useful_GetToken=no
+  ac_cv_lib_crypto_EVP_CIPHER_CTX_init=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_Useful_GetToken" >&5
-$as_echo "$ac_cv_lib_Useful_GetToken" >&6; }
-if test "x$ac_cv_lib_Useful_GetToken" = xyes; then :
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_crypto_EVP_CIPHER_CTX_init" >&5
+$as_echo "$ac_cv_lib_crypto_EVP_CIPHER_CTX_init" >&6; }
+if test "x$ac_cv_lib_crypto_EVP_CIPHER_CTX_init" = xyes; then :
   cat >>confdefs.h <<_ACEOF
-@%:@define HAVE_LIBUSEFUL 1
+@%:@define HAVE_LIBCRYPTO 1
 _ACEOF
 
-  LIBS="-lUseful $LIBS"
+  LIBS="-lcrypto $LIBS"
 
 fi
 
 
-LUSEFUL="system"
 else
-LUSEFUL="bundled"
-STATIC_LIBS="libUseful-4/libUseful.a"
+  LIBUSEFUL_BUNDLED="libUseful-4/libUseful.a"
 
-ac_aux_dir=
+  ac_aux_dir=
 for ac_dir in "$srcdir" "$srcdir/.." "$srcdir/../.."; do
   if test -f "$ac_dir/install-sh"; then
     ac_aux_dir=$ac_dir
diff --git a/autom4te.cache/requests b/autom4te.cache/requests
index 690d086..6f03158 100644
--- a/autom4te.cache/requests
+++ b/autom4te.cache/requests
@@ -14,65 +14,65 @@
                         'configure.ac'
                       ],
                       {
-                        'AC_SUBST' => 1,
-                        'AM_NLS' => 1,
-                        'LT_INIT' => 1,
-                        'AM_XGETTEXT_OPTION' => 1,
                         'AM_POT_TOOLS' => 1,
-                        '_AM_COND_ELSE' => 1,
-                        'LT_SUPPORTED_TAG' => 1,
+                        'AC_CANONICAL_BUILD' => 1,
+                        'AC_CONFIG_LINKS' => 1,
+                        'AC_FC_PP_SRCEXT' => 1,
+                        'm4_include' => 1,
+                        'AM_AUTOMAKE_VERSION' => 1,
+                        'AC_CONFIG_HEADERS' => 1,
+                        '_AM_MAKEFILE_INCLUDE' => 1,
+                        'AC_LIBSOURCE' => 1,
+                        'LT_INIT' => 1,
+                        'AM_ENABLE_MULTILIB' => 1,
+                        'AH_OUTPUT' => 1,
+                        'AC_CONFIG_AUX_DIR' => 1,
+                        'AM_PROG_AR' => 1,
+                        'AM_INIT_AUTOMAKE' => 1,
+                        'm4_pattern_allow' => 1,
+                        'sinclude' => 1,
                         'AC_FC_SRCEXT' => 1,
-                        'AM_PROG_MKDIR_P' => 1,
-                        'AM_GNU_GETTEXT_INTL_SUBDIR' => 1,
+                        'AC_SUBST' => 1,
                         'AC_FC_PP_DEFINE' => 1,
-                        'AC_CONFIG_SUBDIRS' => 1,
-                        'm4_include' => 1,
-                        'include' => 1,
-                        'AM_PROG_FC_C_O' => 1,
-                        'm4_pattern_forbid' => 1,
-                        'AC_FC_PP_SRCEXT' => 1,
-                        'AM_PROG_MOC' => 1,
-                        'AC_REQUIRE_AUX_FILE' => 1,
-                        'AC_CANONICAL_BUILD' => 1,
-                        'AC_SUBST_TRACE' => 1,
                         'AM_MAKEFILE_INCLUDE' => 1,
+                        'AC_CONFIG_LIBOBJ_DIR' => 1,
+                        'AM_NLS' => 1,
                         'AM_GNU_GETTEXT' => 1,
-                        '_AM_COND_ENDIF' => 1,
+                        'm4_pattern_forbid' => 1,
+                        'AM_EXTRA_RECURSIVE_TARGETS' => 1,
+                        'AC_INIT' => 1,
+                        'AC_CANONICAL_SYSTEM' => 1,
+                        'AC_CONFIG_FILES' => 1,
+                        'AC_CANONICAL_TARGET' => 1,
                         '_LT_AC_TAGCONFIG' => 1,
-                        'AM_CONDITIONAL' => 1,
-                        'AM_PATH_GUILE' => 1,
                         'm4_sinclude' => 1,
-                        'LT_CONFIG_LTDL_DIR' => 1,
-                        'AC_DEFINE_TRACE_LITERAL' => 1,
-                        'AM_AUTOMAKE_VERSION' => 1,
-                        'AC_CANONICAL_TARGET' => 1,
+                        'AC_SUBST_TRACE' => 1,
+                        'include' => 1,
+                        '_AM_COND_ENDIF' => 1,
+                        'AC_PROG_LIBTOOL' => 1,
+                        '_AM_COND_ELSE' => 1,
+                        'AM_PROG_MKDIR_P' => 1,
                         'AM_MAINTAINER_MODE' => 1,
+                        '_m4_warn' => 1,
                         '_AM_COND_IF' => 1,
+                        'AM_CONDITIONAL' => 1,
                         'AC_FC_FREEFORM' => 1,
-                        '_AM_MAKEFILE_INCLUDE' => 1,
-                        'sinclude' => 1,
-                        'AM_PROG_AR' => 1,
-                        'm4_pattern_allow' => 1,
+                        '_AM_SUBST_NOTMAKE' => 1,
+                        'AM_PROG_CXX_C_O' => 1,
+                        'AM_PROG_MOC' => 1,
+                        'AM_PROG_FC_C_O' => 1,
+                        'AC_CONFIG_SUBDIRS' => 1,
+                        'LT_CONFIG_LTDL_DIR' => 1,
+                        'AM_PATH_GUILE' => 1,
+                        'AM_GNU_GETTEXT_INTL_SUBDIR' => 1,
+                        'AC_DEFINE_TRACE_LITERAL' => 1,
+                        'LT_SUPPORTED_TAG' => 1,
+                        'AC_REQUIRE_AUX_FILE' => 1,
                         'AM_SILENT_RULES' => 1,
+                        'AM_XGETTEXT_OPTION' => 1,
                         'AC_CANONICAL_HOST' => 1,
-                        'AC_CONFIG_LINKS' => 1,
-                        'AH_OUTPUT' => 1,
-                        '_AM_SUBST_NOTMAKE' => 1,
-                        'AC_CANONICAL_SYSTEM' => 1,
-                        'AM_ENABLE_MULTILIB' => 1,
-                        'AC_CONFIG_AUX_DIR' => 1,
-                        'AC_CONFIG_FILES' => 1,
-                        'AM_EXTRA_RECURSIVE_TARGETS' => 1,
-                        'AC_CONFIG_LIBOBJ_DIR' => 1,
-                        'AC_INIT' => 1,
-                        'AM_PROG_F77_C_O' => 1,
                         'AM_PROG_CC_C_O' => 1,
-                        'AM_INIT_AUTOMAKE' => 1,
-                        'AC_CONFIG_HEADERS' => 1,
-                        'AC_LIBSOURCE' => 1,
-                        'AC_PROG_LIBTOOL' => 1,
-                        '_m4_warn' => 1,
-                        'AM_PROG_CXX_C_O' => 1
+                        'AM_PROG_F77_C_O' => 1
                       }
                     ], 'Autom4te::Request' )
            );
diff --git a/autom4te.cache/traces.0 b/autom4te.cache/traces.0
index 4959b23..0445449 100644
--- a/autom4te.cache/traces.0
+++ b/autom4te.cache/traces.0
@@ -219,44 +219,84 @@ m4trace:configure.ac:7: -1- AH_OUTPUT([_DARWIN_USE_64_BIT_INODE], [/* Enable lar
 #ifndef _DARWIN_USE_64_BIT_INODE
 # define _DARWIN_USE_64_BIT_INODE 1
 #endif])
-m4trace:configure.ac:13: -1- AH_OUTPUT([HAVE_LIBSSL], [/* Define to 1 if you have the `ssl\' library (-lssl). */
+m4trace:configure.ac:17: -1- AH_OUTPUT([HAVE_LIBUSEFUL_5_LIBUSEFUL_H], [/* Define to 1 if you have the <libUseful-5/libUseful.h> header file. */
+@%:@undef HAVE_LIBUSEFUL_5_LIBUSEFUL_H])
+m4trace:configure.ac:17: -1- AH_OUTPUT([HAVE_SYS_TYPES_H], [/* Define to 1 if you have the <sys/types.h> header file. */
+@%:@undef HAVE_SYS_TYPES_H])
+m4trace:configure.ac:17: -1- AH_OUTPUT([HAVE_SYS_STAT_H], [/* Define to 1 if you have the <sys/stat.h> header file. */
+@%:@undef HAVE_SYS_STAT_H])
+m4trace:configure.ac:17: -1- AH_OUTPUT([HAVE_STDLIB_H], [/* Define to 1 if you have the <stdlib.h> header file. */
+@%:@undef HAVE_STDLIB_H])
+m4trace:configure.ac:17: -1- AH_OUTPUT([HAVE_STRING_H], [/* Define to 1 if you have the <string.h> header file. */
+@%:@undef HAVE_STRING_H])
+m4trace:configure.ac:17: -1- AH_OUTPUT([HAVE_MEMORY_H], [/* Define to 1 if you have the <memory.h> header file. */
+@%:@undef HAVE_MEMORY_H])
+m4trace:configure.ac:17: -1- AH_OUTPUT([HAVE_STRINGS_H], [/* Define to 1 if you have the <strings.h> header file. */
+@%:@undef HAVE_STRINGS_H])
+m4trace:configure.ac:17: -1- AH_OUTPUT([HAVE_INTTYPES_H], [/* Define to 1 if you have the <inttypes.h> header file. */
+@%:@undef HAVE_INTTYPES_H])
+m4trace:configure.ac:17: -1- AH_OUTPUT([HAVE_STDINT_H], [/* Define to 1 if you have the <stdint.h> header file. */
+@%:@undef HAVE_STDINT_H])
+m4trace:configure.ac:17: -1- AH_OUTPUT([HAVE_UNISTD_H], [/* Define to 1 if you have the <unistd.h> header file. */
+@%:@undef HAVE_UNISTD_H])
+m4trace:configure.ac:17: -1- AC_DEFINE_TRACE_LITERAL([HAVE_LIBUSEFUL_5_LIBUSEFUL_H])
+m4trace:configure.ac:17: -1- m4_pattern_allow([^HAVE_LIBUSEFUL_5_LIBUSEFUL_H$])
+m4trace:configure.ac:20: -1- AH_OUTPUT([HAVE_LIBUSEFUL_4_LIBUSEFUL_H], [/* Define to 1 if you have the <libUseful-4/libUseful.h> header file. */
+@%:@undef HAVE_LIBUSEFUL_4_LIBUSEFUL_H])
+m4trace:configure.ac:20: -1- AC_DEFINE_TRACE_LITERAL([HAVE_LIBUSEFUL_4_LIBUSEFUL_H])
+m4trace:configure.ac:20: -1- m4_pattern_allow([^HAVE_LIBUSEFUL_4_LIBUSEFUL_H$])
+m4trace:configure.ac:28: -1- AC_SUBST([LIBUSEFUL_BUNDLED], [""])
+m4trace:configure.ac:28: -1- AC_SUBST_TRACE([LIBUSEFUL_BUNDLED])
+m4trace:configure.ac:28: -1- m4_pattern_allow([^LIBUSEFUL_BUNDLED$])
+m4trace:configure.ac:31: -1- AH_OUTPUT([HAVE_LIBUSEFUL_5], [/* Define to 1 if you have the `Useful-5\' library (-lUseful-5). */
+@%:@undef HAVE_LIBUSEFUL_5])
+m4trace:configure.ac:31: -1- AC_DEFINE_TRACE_LITERAL([HAVE_LIBUSEFUL_5])
+m4trace:configure.ac:31: -1- m4_pattern_allow([^HAVE_LIBUSEFUL_5$])
+m4trace:configure.ac:35: -1- AH_OUTPUT([HAVE_LIBSSL], [/* Define to 1 if you have the `ssl\' library (-lssl). */
 @%:@undef HAVE_LIBSSL])
-m4trace:configure.ac:13: -1- AC_DEFINE_TRACE_LITERAL([HAVE_LIBSSL])
-m4trace:configure.ac:13: -1- m4_pattern_allow([^HAVE_LIBSSL$])
-m4trace:configure.ac:13: -1- AH_OUTPUT([HAVE_LIBCRYPTO], [/* Define to 1 if you have the `crypto\' library (-lcrypto). */
+m4trace:configure.ac:35: -1- AC_DEFINE_TRACE_LITERAL([HAVE_LIBSSL])
+m4trace:configure.ac:35: -1- m4_pattern_allow([^HAVE_LIBSSL$])
+m4trace:configure.ac:36: -1- AH_OUTPUT([HAVE_LIBCRYPTO], [/* Define to 1 if you have the `crypto\' library (-lcrypto). */
 @%:@undef HAVE_LIBCRYPTO])
-m4trace:configure.ac:13: -1- AC_DEFINE_TRACE_LITERAL([HAVE_LIBCRYPTO])
-m4trace:configure.ac:13: -1- m4_pattern_allow([^HAVE_LIBCRYPTO$])
-m4trace:configure.ac:13: -1- AH_OUTPUT([HAVE_LIBZ], [/* Define to 1 if you have the `z\' library (-lz). */
-@%:@undef HAVE_LIBZ])
-m4trace:configure.ac:13: -1- AC_DEFINE_TRACE_LITERAL([HAVE_LIBZ])
-m4trace:configure.ac:13: -1- m4_pattern_allow([^HAVE_LIBZ$])
-m4trace:configure.ac:18: -1- AH_OUTPUT([HAVE_LIBUSEFUL], [/* Define to 1 if you have the `Useful\' library (-lUseful). */
-@%:@undef HAVE_LIBUSEFUL])
-m4trace:configure.ac:18: -1- AC_DEFINE_TRACE_LITERAL([HAVE_LIBUSEFUL])
-m4trace:configure.ac:18: -1- m4_pattern_allow([^HAVE_LIBUSEFUL$])
-m4trace:configure.ac:24: -1- AC_SUBST([STATIC_LIBS])
-m4trace:configure.ac:24: -1- AC_SUBST_TRACE([STATIC_LIBS])
-m4trace:configure.ac:24: -1- m4_pattern_allow([^STATIC_LIBS$])
-m4trace:configure.ac:25: -1- AC_CONFIG_SUBDIRS([libUseful-4])
-m4trace:configure.ac:25: -1- AC_SUBST([subdirs], ["$subdirs m4_normalize([libUseful-4])"])
-m4trace:configure.ac:25: -1- AC_SUBST_TRACE([subdirs])
-m4trace:configure.ac:25: -1- m4_pattern_allow([^subdirs$])
-m4trace:configure.ac:30: -1- AC_CONFIG_FILES([Makefile])
-m4trace:configure.ac:30: -1- _m4_warn([obsolete], [AC_OUTPUT should be used without arguments.
+m4trace:configure.ac:36: -1- AC_DEFINE_TRACE_LITERAL([HAVE_LIBCRYPTO])
+m4trace:configure.ac:36: -1- m4_pattern_allow([^HAVE_LIBCRYPTO$])
+m4trace:configure.ac:41: -1- AC_SUBST([LIBUSEFUL_BUNDLED], [""])
+m4trace:configure.ac:41: -1- AC_SUBST_TRACE([LIBUSEFUL_BUNDLED])
+m4trace:configure.ac:41: -1- m4_pattern_allow([^LIBUSEFUL_BUNDLED$])
+m4trace:configure.ac:44: -1- AH_OUTPUT([HAVE_LIBUSEFUL_4], [/* Define to 1 if you have the `Useful-4\' library (-lUseful-4). */
+@%:@undef HAVE_LIBUSEFUL_4])
+m4trace:configure.ac:44: -1- AC_DEFINE_TRACE_LITERAL([HAVE_LIBUSEFUL_4])
+m4trace:configure.ac:44: -1- m4_pattern_allow([^HAVE_LIBUSEFUL_4$])
+m4trace:configure.ac:48: -1- AH_OUTPUT([HAVE_LIBSSL], [/* Define to 1 if you have the `ssl\' library (-lssl). */
+@%:@undef HAVE_LIBSSL])
+m4trace:configure.ac:48: -1- AC_DEFINE_TRACE_LITERAL([HAVE_LIBSSL])
+m4trace:configure.ac:48: -1- m4_pattern_allow([^HAVE_LIBSSL$])
+m4trace:configure.ac:49: -1- AH_OUTPUT([HAVE_LIBCRYPTO], [/* Define to 1 if you have the `crypto\' library (-lcrypto). */
+@%:@undef HAVE_LIBCRYPTO])
+m4trace:configure.ac:49: -1- AC_DEFINE_TRACE_LITERAL([HAVE_LIBCRYPTO])
+m4trace:configure.ac:49: -1- m4_pattern_allow([^HAVE_LIBCRYPTO$])
+m4trace:configure.ac:52: -1- AC_SUBST([LIBUSEFUL_BUNDLED], ["libUseful-4/libUseful.a"])
+m4trace:configure.ac:52: -1- AC_SUBST_TRACE([LIBUSEFUL_BUNDLED])
+m4trace:configure.ac:52: -1- m4_pattern_allow([^LIBUSEFUL_BUNDLED$])
+m4trace:configure.ac:53: -1- AC_CONFIG_SUBDIRS([libUseful-4])
+m4trace:configure.ac:53: -1- AC_SUBST([subdirs], ["$subdirs m4_normalize([libUseful-4])"])
+m4trace:configure.ac:53: -1- AC_SUBST_TRACE([subdirs])
+m4trace:configure.ac:53: -1- m4_pattern_allow([^subdirs$])
+m4trace:configure.ac:58: -1- AC_CONFIG_FILES([Makefile])
+m4trace:configure.ac:58: -1- _m4_warn([obsolete], [AC_OUTPUT should be used without arguments.
 You should run autoupdate.], [])
-m4trace:configure.ac:30: -1- AC_SUBST([LIB@&t@OBJS], [$ac_libobjs])
-m4trace:configure.ac:30: -1- AC_SUBST_TRACE([LIB@&t@OBJS])
-m4trace:configure.ac:30: -1- m4_pattern_allow([^LIB@&t@OBJS$])
-m4trace:configure.ac:30: -1- AC_SUBST([LTLIBOBJS], [$ac_ltlibobjs])
-m4trace:configure.ac:30: -1- AC_SUBST_TRACE([LTLIBOBJS])
-m4trace:configure.ac:30: -1- m4_pattern_allow([^LTLIBOBJS$])
-m4trace:configure.ac:30: -1- AC_SUBST_TRACE([top_builddir])
-m4trace:configure.ac:30: -1- AC_SUBST_TRACE([top_build_prefix])
-m4trace:configure.ac:30: -1- AC_SUBST_TRACE([srcdir])
-m4trace:configure.ac:30: -1- AC_SUBST_TRACE([abs_srcdir])
-m4trace:configure.ac:30: -1- AC_SUBST_TRACE([top_srcdir])
-m4trace:configure.ac:30: -1- AC_SUBST_TRACE([abs_top_srcdir])
-m4trace:configure.ac:30: -1- AC_SUBST_TRACE([builddir])
-m4trace:configure.ac:30: -1- AC_SUBST_TRACE([abs_builddir])
-m4trace:configure.ac:30: -1- AC_SUBST_TRACE([abs_top_builddir])
+m4trace:configure.ac:58: -1- AC_SUBST([LIB@&t@OBJS], [$ac_libobjs])
+m4trace:configure.ac:58: -1- AC_SUBST_TRACE([LIB@&t@OBJS])
+m4trace:configure.ac:58: -1- m4_pattern_allow([^LIB@&t@OBJS$])
+m4trace:configure.ac:58: -1- AC_SUBST([LTLIBOBJS], [$ac_ltlibobjs])
+m4trace:configure.ac:58: -1- AC_SUBST_TRACE([LTLIBOBJS])
+m4trace:configure.ac:58: -1- m4_pattern_allow([^LTLIBOBJS$])
+m4trace:configure.ac:58: -1- AC_SUBST_TRACE([top_builddir])
+m4trace:configure.ac:58: -1- AC_SUBST_TRACE([top_build_prefix])
+m4trace:configure.ac:58: -1- AC_SUBST_TRACE([srcdir])
+m4trace:configure.ac:58: -1- AC_SUBST_TRACE([abs_srcdir])
+m4trace:configure.ac:58: -1- AC_SUBST_TRACE([top_srcdir])
+m4trace:configure.ac:58: -1- AC_SUBST_TRACE([abs_top_srcdir])
+m4trace:configure.ac:58: -1- AC_SUBST_TRACE([builddir])
+m4trace:configure.ac:58: -1- AC_SUBST_TRACE([abs_builddir])
+m4trace:configure.ac:58: -1- AC_SUBST_TRACE([abs_top_builddir])
diff --git a/common.h b/common.h
index ffd7587..f379eb5 100644
--- a/common.h
+++ b/common.h
@@ -2,7 +2,13 @@
 #ifndef WMAN_COMMON_H
 #define WMAN_COMMON_H
 
+#ifdef HAVE_LIBUSEFUL5_LIBUSEFUL_H
+#include "libUseful-5/libUseful.h"
+#else
 #include "libUseful-4/libUseful.h"
+#endif
+
+
 #include <glob.h>
 
 #define NET_WPA1 1
diff --git a/config.log b/config.log
index e911a19..e9686c3 100644
--- a/config.log
+++ b/config.log
@@ -10,14 +10,14 @@ generated by GNU Autoconf 2.69.  Invocation command line was
 ## Platform. ##
 ## --------- ##
 
-hostname = hplap
-uname -m = x86_64
+hostname = lifebook3
+uname -m = i486
 uname -r = 5.19.6-64
 uname -s = Linux
 uname -v = #1 SMP PREEMPT_DYNAMIC Sat Sep 3 14:17:57 BST 2022
 
 /usr/bin/uname -p = unknown
-/bin/uname -X     = unknown
+/bin/uname -X     = 
 
 /bin/arch              = unknown
 /usr/bin/arch -k       = unknown
@@ -27,6 +27,7 @@ uname -v = #1 SMP PREEMPT_DYNAMIC Sat Sep 3 14:17:57 BST 2022
 /usr/bin/oslevel       = unknown
 /bin/universe          = unknown
 
+PATH: /home/colum/bin
 PATH: /usr/prebin
 PATH: /usr/local/bin
 PATH: /usr/bin
@@ -39,107 +40,105 @@ PATH: /opt/Drawing/bin
 PATH: /opt/FLTK/bin
 PATH: /opt/GTK/bin
 PATH: /opt/LibreCAD/bin
-PATH: /opt/Python-3.7.1/bin
+PATH: /opt/Python-2.7.15/bin
+PATH: /opt/Python-3.5.6/bin
 PATH: /opt/Qt5/bin
 PATH: /opt/SDL/bin
 PATH: /opt/SDL2/bin
-PATH: /opt/boinc_client-7.14.2/bin
-PATH: /opt/chess/bin
+PATH: /opt/blender-2.79b/bin
+PATH: /opt/brlcad-7.26.4/bin
 PATH: /opt/games/bin
-PATH: /opt/ghostscript-9.22/bin
-PATH: /opt/git-2.16.2/bin
+PATH: /opt/gdbm-1.18.1/bin
+PATH: /opt/ghostscript-9.26/bin
+PATH: /opt/git-2.20.1/bin
 PATH: /opt/lua-5.3.4/bin
-PATH: /opt/mujs-1.0.3/bin
 PATH: /opt/netpbm-10.66.02/bin
 PATH: /opt/opengl/bin
-PATH: /opt/openjdk-15.0.2/bin
 PATH: /opt/perl-5.24.1/bin
-PATH: /opt/qemu-5.2.1_SDL/bin
-PATH: /opt/ruby-2.5.0/bin
-PATH: /opt/rust-1.57.0/bin
-PATH: /opt/schily/bin
-PATH: /opt/tcl-8.6.8/bin
-PATH: /opt/timekeeper/bin
-PATH: /opt/wine-6.0/bin
+PATH: /opt/ruby-2.5.2/bin
+PATH: /opt/sound-studio/bin
+PATH: /opt/tcl-8.6.9/bin
+PATH: /opt/wine-6.19/bin
+PATH: /opt/xboinc_client-7.14.2/bin
 
 
 ## ----------- ##
 ## Core tests. ##
 ## ----------- ##
 
-configure:1922: checking for gcc
-configure:1938: found /usr/bin/gcc
-configure:1949: result: gcc
-configure:2178: checking for C compiler version
-configure:2187: gcc --version >&5
-gcc (GCC) 8.1.0
+configure:2076: checking for gcc
+configure:2092: found /usr/bin/gcc
+configure:2103: result: gcc
+configure:2332: checking for C compiler version
+configure:2341: gcc --version >&5
+gcc (GCC) 8.2.0
 Copyright (C) 2018 Free Software Foundation, Inc.
 This is free software; see the source for copying conditions.  There is NO
 warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 
-configure:2198: $? = 0
-configure:2187: gcc -v >&5
+configure:2352: $? = 0
+configure:2341: gcc -v >&5
 Using built-in specs.
 COLLECT_GCC=gcc
-COLLECT_LTO_WRAPPER=/usr/libexec/gcc/i486-pc-linux-gnu/8.1.0/lto-wrapper
+COLLECT_LTO_WRAPPER=/usr/libexec/gcc/i486-pc-linux-gnu/8.2.0/lto-wrapper
 Target: i486-pc-linux-gnu
-Configured with: ../gcc-8.1.0-src/configure --prefix=/usr --sysconfdir=/etc --includedir=/usr/include --localstatedir=/var --mandir=/usr/share/man --infodir=/usr/share/info --host=i486-pc-linux-gnu --build=i486-pc-linux-gnu --target=i486-pc-linux-gnu --enable-languages=c,c++,go --disable-nls --disable-multilib
+Configured with: ../gcc-8.2.0-src/configure --enable-languages=c,c++,go --disable-nls --disable-multilib --prefix=/usr --sysconfdir=/etc --includedir=/usr/include --localstatedir=/var --mandir=/usr/share/man --infodir=/usr/share/info --host=i486-pc-linux-gnu --build=i486-pc-linux-gnu --target=i486-pc-linux-gnu
 Thread model: posix
-gcc version 8.1.0 (GCC) 
-configure:2198: $? = 0
-configure:2187: gcc -V >&5
+gcc version 8.2.0 (GCC) 
+configure:2352: $? = 0
+configure:2341: gcc -V >&5
 gcc: error: unrecognized command line option '-V'
 gcc: fatal error: no input files
 compilation terminated.
-configure:2198: $? = 1
-configure:2187: gcc -qversion >&5
+configure:2352: $? = 1
+configure:2341: gcc -qversion >&5
 gcc: error: unrecognized command line option '-qversion'; did you mean '--version'?
 gcc: fatal error: no input files
 compilation terminated.
-configure:2198: $? = 1
-configure:2218: checking whether the C compiler works
-configure:2240: gcc    conftest.c  >&5
-configure:2244: $? = 0
-configure:2292: result: yes
-configure:2295: checking for C compiler default output file name
-configure:2297: result: a.out
-configure:2303: checking for suffix of executables
-configure:2310: gcc -o conftest    conftest.c  >&5
-configure:2314: $? = 0
-configure:2336: result: 
-configure:2358: checking whether we are cross compiling
-configure:2366: gcc -o conftest    conftest.c  >&5
-configure:2370: $? = 0
-configure:2377: ./conftest
-configure:2381: $? = 0
-configure:2396: result: no
-configure:2401: checking for suffix of object files
-configure:2423: gcc -c   conftest.c >&5
-configure:2427: $? = 0
-configure:2448: result: o
-configure:2452: checking whether we are using the GNU C compiler
-configure:2471: gcc -c   conftest.c >&5
-configure:2471: $? = 0
-configure:2480: result: yes
-configure:2489: checking whether gcc accepts -g
-configure:2509: gcc -c -g  conftest.c >&5
-configure:2509: $? = 0
-configure:2550: result: yes
-configure:2567: checking for gcc option to accept ISO C89
-configure:2630: gcc  -c -g -O2  conftest.c >&5
-configure:2630: $? = 0
-configure:2643: result: none needed
-configure:2669: checking whether make sets $(MAKE)
-configure:2691: result: yes
-configure:2706: checking how to run the C preprocessor
-configure:2737: gcc -E  conftest.c
-configure:2737: $? = 0
-configure:2751: gcc -E  conftest.c
+configure:2352: $? = 1
+configure:2372: checking whether the C compiler works
+configure:2394: gcc    conftest.c  >&5
+configure:2398: $? = 0
+configure:2446: result: yes
+configure:2449: checking for C compiler default output file name
+configure:2451: result: a.out
+configure:2457: checking for suffix of executables
+configure:2464: gcc -o conftest    conftest.c  >&5
+configure:2468: $? = 0
+configure:2490: result: 
+configure:2512: checking whether we are cross compiling
+configure:2520: gcc -o conftest    conftest.c  >&5
+configure:2524: $? = 0
+configure:2531: ./conftest
+configure:2535: $? = 0
+configure:2550: result: no
+configure:2555: checking for suffix of object files
+configure:2577: gcc -c   conftest.c >&5
+configure:2581: $? = 0
+configure:2602: result: o
+configure:2606: checking whether we are using the GNU C compiler
+configure:2625: gcc -c   conftest.c >&5
+configure:2625: $? = 0
+configure:2634: result: yes
+configure:2643: checking whether gcc accepts -g
+configure:2663: gcc -c -g  conftest.c >&5
+configure:2663: $? = 0
+configure:2704: result: yes
+configure:2721: checking for gcc option to accept ISO C89
+configure:2784: gcc  -c -g -O2  conftest.c >&5
+configure:2784: $? = 0
+configure:2797: result: none needed
+configure:2823: checking whether make sets $(MAKE)
+configure:2845: result: yes
+configure:2860: checking how to run the C preprocessor
+configure:2891: gcc -E  conftest.c
+configure:2891: $? = 0
+configure:2905: gcc -E  conftest.c
 conftest.c:9:10: fatal error: ac_nonexistent.h: No such file or directory
  #include <ac_nonexistent.h>
           ^~~~~~~~~~~~~~~~~~
 compilation terminated.
-configure:2751: $? = 1
+configure:2905: $? = 1
 configure: failed program was:
 | /* confdefs.h */
 | #define PACKAGE_NAME ""
@@ -150,15 +149,15 @@ configure: failed program was:
 | #define PACKAGE_URL ""
 | /* end confdefs.h.  */
 | #include <ac_nonexistent.h>
-configure:2776: result: gcc -E
-configure:2796: gcc -E  conftest.c
-configure:2796: $? = 0
-configure:2810: gcc -E  conftest.c
+configure:2930: result: gcc -E
+configure:2950: gcc -E  conftest.c
+configure:2950: $? = 0
+configure:2964: gcc -E  conftest.c
 conftest.c:9:10: fatal error: ac_nonexistent.h: No such file or directory
  #include <ac_nonexistent.h>
           ^~~~~~~~~~~~~~~~~~
 compilation terminated.
-configure:2810: $? = 1
+configure:2964: $? = 1
 configure: failed program was:
 | /* confdefs.h */
 | #define PACKAGE_NAME ""
@@ -169,22 +168,22 @@ configure: failed program was:
 | #define PACKAGE_URL ""
 | /* end confdefs.h.  */
 | #include <ac_nonexistent.h>
-configure:2839: checking for grep that handles long lines and -e
-configure:2897: result: /bin/grep
-configure:2902: checking for egrep
-configure:2964: result: /bin/grep -E
-configure:2969: checking for ANSI C header files
-configure:2989: gcc -c -g -O2  conftest.c >&5
-configure:2989: $? = 0
-configure:3062: gcc -o conftest -g -O2   conftest.c  >&5
-configure:3062: $? = 0
-configure:3062: ./conftest
-configure:3062: $? = 0
-configure:3073: result: yes
-configure:3088: checking for special C compiler options needed for large files
-configure:3133: result: no
-configure:3139: checking for _FILE_OFFSET_BITS value needed for large files
-configure:3164: gcc -c -g -O2  conftest.c >&5
+configure:2993: checking for grep that handles long lines and -e
+configure:3051: result: /bin/grep
+configure:3056: checking for egrep
+configure:3118: result: /bin/grep -E
+configure:3123: checking for ANSI C header files
+configure:3143: gcc -c -g -O2  conftest.c >&5
+configure:3143: $? = 0
+configure:3216: gcc -o conftest -g -O2   conftest.c  >&5
+configure:3216: $? = 0
+configure:3216: ./conftest
+configure:3216: $? = 0
+configure:3227: result: yes
+configure:3242: checking for special C compiler options needed for large files
+configure:3287: result: no
+configure:3293: checking for _FILE_OFFSET_BITS value needed for large files
+configure:3318: gcc -c -g -O2  conftest.c >&5
 conftest.c:15:33: warning: left shift count >= width of type [-Wshift-count-overflow]
  #define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62))
                                  ^~
@@ -212,7 +211,7 @@ conftest.c:17:13: note: in expansion of macro 'LARGE_OFF_T'
 conftest.c:16:7: error: variably modified 'off_t_is_large' at file scope
    int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721
        ^~~~~~~~~~~~~~
-configure:3164: $? = 1
+configure:3318: $? = 1
 configure: failed program was:
 | /* confdefs.h */
 | #define PACKAGE_NAME ""
@@ -239,10 +238,70 @@ configure: failed program was:
 |   ;
 |   return 0;
 | }
-configure:3188: gcc -c -g -O2  conftest.c >&5
-configure:3188: $? = 0
-configure:3196: result: 64
-configure:3705: creating ./config.status
+configure:3342: gcc -c -g -O2  conftest.c >&5
+configure:3342: $? = 0
+configure:3350: result: 64
+configure:3446: checking for GetToken in -lUseful-5
+configure:3471: gcc -o conftest -g -O2   conftest.c -lUseful-5   >&5
+configure:3471: $? = 0
+configure:3480: result: yes
+configure:3495: checking for sys/types.h
+configure:3495: gcc -c -g -O2  conftest.c >&5
+configure:3495: $? = 0
+configure:3495: result: yes
+configure:3495: checking for sys/stat.h
+configure:3495: gcc -c -g -O2  conftest.c >&5
+configure:3495: $? = 0
+configure:3495: result: yes
+configure:3495: checking for stdlib.h
+configure:3495: gcc -c -g -O2  conftest.c >&5
+configure:3495: $? = 0
+configure:3495: result: yes
+configure:3495: checking for string.h
+configure:3495: gcc -c -g -O2  conftest.c >&5
+configure:3495: $? = 0
+configure:3495: result: yes
+configure:3495: checking for memory.h
+configure:3495: gcc -c -g -O2  conftest.c >&5
+configure:3495: $? = 0
+configure:3495: result: yes
+configure:3495: checking for strings.h
+configure:3495: gcc -c -g -O2  conftest.c >&5
+configure:3495: $? = 0
+configure:3495: result: yes
+configure:3495: checking for inttypes.h
+configure:3495: gcc -c -g -O2  conftest.c >&5
+configure:3495: $? = 0
+configure:3495: result: yes
+configure:3495: checking for stdint.h
+configure:3495: gcc -c -g -O2  conftest.c >&5
+configure:3495: $? = 0
+configure:3495: result: yes
+configure:3495: checking for unistd.h
+configure:3495: gcc -c -g -O2  conftest.c >&5
+configure:3495: $? = 0
+configure:3495: result: yes
+configure:3509: checking libUseful-5/libUseful.h usability
+configure:3509: gcc -c -g -O2  conftest.c >&5
+configure:3509: $? = 0
+configure:3509: result: yes
+configure:3509: checking libUseful-5/libUseful.h presence
+configure:3509: gcc -E  conftest.c
+configure:3509: $? = 0
+configure:3509: result: yes
+configure:3509: checking for libUseful-5/libUseful.h
+configure:3509: result: yes
+configure:3583: checking for GetToken in -lUseful-5
+configure:3617: result: yes
+configure:3629: checking for SSL_library_init in -lssl
+configure:3654: gcc -o conftest -g -O2   conftest.c -lssl  -lUseful-5  >&5
+configure:3654: $? = 0
+configure:3663: result: yes
+configure:3674: checking for EVP_CIPHER_CTX_init in -lcrypto
+configure:3699: gcc -o conftest -g -O2   conftest.c -lcrypto  -lssl -lUseful-5  >&5
+configure:3699: $? = 0
+configure:3708: result: yes
+configure:4053: creating ./config.status
 
 ## ---------------------- ##
 ## Running config.status. ##
@@ -257,11 +316,9 @@ generated by GNU Autoconf 2.69.  Invocation command line was
   CONFIG_COMMANDS = 
   $ ./config.status 
 
-on hplap
+on lifebook3
 
-config.status:725: creating Makefile
-configure:4776: === configuring in libUseful-4 (/home/colum/work/term_wifi/libUseful-4)
-configure:4839: running /bin/sh ./configure --disable-option-checking '--prefix=/usr/local'  --cache-file=/dev/null --srcdir=.
+config.status:726: creating Makefile
 
 ## ---------------- ##
 ## Cache variables. ##
@@ -286,7 +343,20 @@ ac_cv_env_host_alias_set=
 ac_cv_env_host_alias_value=
 ac_cv_env_target_alias_set=
 ac_cv_env_target_alias_value=
+ac_cv_header_inttypes_h=yes
+ac_cv_header_libUseful_5_libUseful_h=yes
+ac_cv_header_memory_h=yes
 ac_cv_header_stdc=yes
+ac_cv_header_stdint_h=yes
+ac_cv_header_stdlib_h=yes
+ac_cv_header_string_h=yes
+ac_cv_header_strings_h=yes
+ac_cv_header_sys_stat_h=yes
+ac_cv_header_sys_types_h=yes
+ac_cv_header_unistd_h=yes
+ac_cv_lib_Useful_5_GetToken=yes
+ac_cv_lib_crypto_EVP_CIPHER_CTX_init=yes
+ac_cv_lib_ssl_SSL_library_init=yes
 ac_cv_objext=o
 ac_cv_path_EGREP='/bin/grep -E'
 ac_cv_path_GREP=/bin/grep
@@ -306,7 +376,7 @@ CC='gcc'
 CFLAGS='-g -O2'
 CPP='gcc -E'
 CPPFLAGS=''
-DEFS='-DPACKAGE_NAME=\"\" -DPACKAGE_TARNAME=\"\" -DPACKAGE_VERSION=\"\" -DPACKAGE_STRING=\"\" -DPACKAGE_BUGREPORT=\"\" -DPACKAGE_URL=\"\" -DSTDC_HEADERS=1 -D_FILE_OFFSET_BITS=64'
+DEFS='-DPACKAGE_NAME=\"\" -DPACKAGE_TARNAME=\"\" -DPACKAGE_VERSION=\"\" -DPACKAGE_STRING=\"\" -DPACKAGE_BUGREPORT=\"\" -DPACKAGE_URL=\"\" -DSTDC_HEADERS=1 -D_FILE_OFFSET_BITS=64 -DHAVE_SYS_TYPES_H=1 -DHAVE_SYS_STAT_H=1 -DHAVE_STDLIB_H=1 -DHAVE_STRING_H=1 -DHAVE_MEMORY_H=1 -DHAVE_STRINGS_H=1 -DHAVE_INTTYPES_H=1 -DHAVE_STDINT_H=1 -DHAVE_UNISTD_H=1 -DHAVE_LIBUSEFUL_5_LIBUSEFUL_H=1 -DHAVE_LIBUSEFUL_5=1 -DHAVE_LIBSSL=1 -DHAVE_LIBCRYPTO=1'
 ECHO_C=''
 ECHO_N='-n'
 ECHO_T=''
@@ -315,7 +385,8 @@ EXEEXT=''
 GREP='/bin/grep'
 LDFLAGS=''
 LIBOBJS=''
-LIBS=''
+LIBS='-lcrypto -lssl -lUseful-5 '
+LIBUSEFUL_BUNDLED=''
 LTLIBOBJS=''
 OBJEXT='o'
 PACKAGE_BUGREPORT=''
@@ -327,7 +398,6 @@ PACKAGE_VERSION=''
 PATH_SEPARATOR=':'
 SET_MAKE=''
 SHELL='/bin/sh'
-STATIC_LIBS='libUseful-4/libUseful.a'
 ac_ct_CC='gcc'
 bindir='${exec_prefix}/bin'
 build_alias=''
@@ -352,7 +422,7 @@ program_transform_name='s,x,x,'
 psdir='${docdir}'
 sbindir='${exec_prefix}/sbin'
 sharedstatedir='${prefix}/com'
-subdirs=' libUseful-4'
+subdirs=''
 sysconfdir='${prefix}/etc'
 target_alias=''
 
@@ -369,5 +439,18 @@ target_alias=''
 #define PACKAGE_URL ""
 #define STDC_HEADERS 1
 #define _FILE_OFFSET_BITS 64
+#define HAVE_SYS_TYPES_H 1
+#define HAVE_SYS_STAT_H 1
+#define HAVE_STDLIB_H 1
+#define HAVE_STRING_H 1
+#define HAVE_MEMORY_H 1
+#define HAVE_STRINGS_H 1
+#define HAVE_INTTYPES_H 1
+#define HAVE_STDINT_H 1
+#define HAVE_UNISTD_H 1
+#define HAVE_LIBUSEFUL_5_LIBUSEFUL_H 1
+#define HAVE_LIBUSEFUL_5 1
+#define HAVE_LIBSSL 1
+#define HAVE_LIBCRYPTO 1
 
 configure: exit 0
diff --git a/config.status b/config.status
index 180e583..8fccf85 100755
--- a/config.status
+++ b/config.status
@@ -427,7 +427,7 @@ Copyright (C) 2012 Free Software Foundation, Inc.
 This config.status script is free software; the Free Software Foundation
 gives unlimited permission to copy, distribute and modify it."
 
-ac_pwd='/home/colum/work/term_wifi'
+ac_pwd='/home/colum/term_wifi'
 srcdir='.'
 test -n "$AWK" || AWK=awk
 # The default lists apply if the user does not specify any file.
@@ -583,8 +583,8 @@ echo 'BEGIN {' >"$ac_tmp/subs1.awk" &&
 cat >>"$ac_tmp/subs1.awk" <<\_ACAWK &&
 S["LTLIBOBJS"]=""
 S["LIBOBJS"]=""
-S["subdirs"]=" libUseful-4"
-S["STATIC_LIBS"]="libUseful-4/libUseful.a"
+S["subdirs"]=""
+S["LIBUSEFUL_BUNDLED"]=""
 S["EGREP"]="/bin/grep -E"
 S["GREP"]="/bin/grep"
 S["CPP"]="gcc -E"
@@ -599,12 +599,13 @@ S["CC"]="gcc"
 S["target_alias"]=""
 S["host_alias"]=""
 S["build_alias"]=""
-S["LIBS"]=""
+S["LIBS"]="-lcrypto -lssl -lUseful-5 "
 S["ECHO_T"]=""
 S["ECHO_N"]="-n"
 S["ECHO_C"]=""
 S["DEFS"]="-DPACKAGE_NAME=\\\"\\\" -DPACKAGE_TARNAME=\\\"\\\" -DPACKAGE_VERSION=\\\"\\\" -DPACKAGE_STRING=\\\"\\\" -DPACKAGE_BUGREPORT=\\\"\\\" -DPACKAGE_URL=\\\"\\\" -DSTDC_HEADERS=1"\
-" -D_FILE_OFFSET_BITS=64"
+" -D_FILE_OFFSET_BITS=64 -DHAVE_SYS_TYPES_H=1 -DHAVE_SYS_STAT_H=1 -DHAVE_STDLIB_H=1 -DHAVE_STRING_H=1 -DHAVE_MEMORY_H=1 -DHAVE_STRINGS_H=1 -DHAVE_INT"\
+"TYPES_H=1 -DHAVE_STDINT_H=1 -DHAVE_UNISTD_H=1 -DHAVE_LIBUSEFUL_5_LIBUSEFUL_H=1 -DHAVE_LIBUSEFUL_5=1 -DHAVE_LIBSSL=1 -DHAVE_LIBCRYPTO=1"
 S["mandir"]="${datarootdir}/man"
 S["localedir"]="${datarootdir}/locale"
 S["libdir"]="${exec_prefix}/lib"
diff --git a/configure b/configure
index 250ebe9..46de034 100755
--- a/configure
+++ b/configure
@@ -583,11 +583,47 @@ PACKAGE_BUGREPORT=
 PACKAGE_URL=
 
 ac_unique_file="main.c"
+# Factoring default headers for most tests.
+ac_includes_default="\
+#include <stdio.h>
+#ifdef HAVE_SYS_TYPES_H
+# include <sys/types.h>
+#endif
+#ifdef HAVE_SYS_STAT_H
+# include <sys/stat.h>
+#endif
+#ifdef STDC_HEADERS
+# include <stdlib.h>
+# include <stddef.h>
+#else
+# ifdef HAVE_STDLIB_H
+#  include <stdlib.h>
+# endif
+#endif
+#ifdef HAVE_STRING_H
+# if !defined STDC_HEADERS && defined HAVE_MEMORY_H
+#  include <memory.h>
+# endif
+# include <string.h>
+#endif
+#ifdef HAVE_STRINGS_H
+# include <strings.h>
+#endif
+#ifdef HAVE_INTTYPES_H
+# include <inttypes.h>
+#endif
+#ifdef HAVE_STDINT_H
+# include <stdint.h>
+#endif
+#ifdef HAVE_UNISTD_H
+# include <unistd.h>
+#endif"
+
 enable_option_checking=no
 ac_subst_vars='LTLIBOBJS
 LIBOBJS
 subdirs
-STATIC_LIBS
+LIBUSEFUL_BUNDLED
 EGREP
 GREP
 CPP
@@ -641,7 +677,7 @@ ac_subst_files=''
 ac_user_opts='
 enable_option_checking
 enable_largefile
-with_system_libuseful
+with_libuseful
 '
       ac_precious_vars='build_alias
 host_alias
@@ -1264,7 +1300,7 @@ Optional Features:
 Optional Packages:
   --with-PACKAGE[=ARG]    use PACKAGE [ARG=yes]
   --without-PACKAGE       do not use PACKAGE (same as --with-PACKAGE=no)
-  --with-system-libuseful       use systemwide libUseful.so rather than bundled version
+  --with-libuseful		use system-wide libUseful (default=auto)
 
 Some influential environment variables:
   CC          C compiler command
@@ -1518,6 +1554,124 @@ fi
   as_fn_set_status $ac_retval
 
 } # ac_fn_c_try_link
+
+# ac_fn_c_check_header_mongrel LINENO HEADER VAR INCLUDES
+# -------------------------------------------------------
+# Tests whether HEADER exists, giving a warning if it cannot be compiled using
+# the include files in INCLUDES and setting the cache variable VAR
+# accordingly.
+ac_fn_c_check_header_mongrel ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  if eval \${$3+:} false; then :
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
+$as_echo_n "checking for $2... " >&6; }
+if eval \${$3+:} false; then :
+  $as_echo_n "(cached) " >&6
+fi
+eval ac_res=\$$3
+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+else
+  # Is the header compilable?
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking $2 usability" >&5
+$as_echo_n "checking $2 usability... " >&6; }
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+#include <$2>
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  ac_header_compiler=yes
+else
+  ac_header_compiler=no
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_header_compiler" >&5
+$as_echo "$ac_header_compiler" >&6; }
+
+# Is the header present?
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking $2 presence" >&5
+$as_echo_n "checking $2 presence... " >&6; }
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#include <$2>
+_ACEOF
+if ac_fn_c_try_cpp "$LINENO"; then :
+  ac_header_preproc=yes
+else
+  ac_header_preproc=no
+fi
+rm -f conftest.err conftest.i conftest.$ac_ext
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_header_preproc" >&5
+$as_echo "$ac_header_preproc" >&6; }
+
+# So?  What about this header?
+case $ac_header_compiler:$ac_header_preproc:$ac_c_preproc_warn_flag in #((
+  yes:no: )
+    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: accepted by the compiler, rejected by the preprocessor!" >&5
+$as_echo "$as_me: WARNING: $2: accepted by the compiler, rejected by the preprocessor!" >&2;}
+    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: proceeding with the compiler's result" >&5
+$as_echo "$as_me: WARNING: $2: proceeding with the compiler's result" >&2;}
+    ;;
+  no:yes:* )
+    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: present but cannot be compiled" >&5
+$as_echo "$as_me: WARNING: $2: present but cannot be compiled" >&2;}
+    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2:     check for missing prerequisite headers?" >&5
+$as_echo "$as_me: WARNING: $2:     check for missing prerequisite headers?" >&2;}
+    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: see the Autoconf documentation" >&5
+$as_echo "$as_me: WARNING: $2: see the Autoconf documentation" >&2;}
+    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2:     section \"Present But Cannot Be Compiled\"" >&5
+$as_echo "$as_me: WARNING: $2:     section \"Present But Cannot Be Compiled\"" >&2;}
+    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: proceeding with the compiler's result" >&5
+$as_echo "$as_me: WARNING: $2: proceeding with the compiler's result" >&2;}
+    ;;
+esac
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
+$as_echo_n "checking for $2... " >&6; }
+if eval \${$3+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  eval "$3=\$ac_header_compiler"
+fi
+eval ac_res=\$$3
+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+fi
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+
+} # ac_fn_c_check_header_mongrel
+
+# ac_fn_c_check_header_compile LINENO HEADER VAR INCLUDES
+# -------------------------------------------------------
+# Tests whether HEADER exists and can be compiled using the include files in
+# INCLUDES, setting the cache variable VAR accordingly.
+ac_fn_c_check_header_compile ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
+$as_echo_n "checking for $2... " >&6; }
+if eval \${$3+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+#include <$2>
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  eval "$3=yes"
+else
+  eval "$3=no"
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+eval ac_res=\$$3
+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+
+} # ac_fn_c_check_header_compile
 cat >config.log <<_ACEOF
 This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
@@ -3280,21 +3434,159 @@ fi
 
 
 
-# Check whether --with-system-libuseful was given.
-if test "${with_system_libuseful+set}" = set; then :
-  withval=$with_system_libuseful; cf_with_libuseful=$withval
+
+# Check whether --with-libuseful was given.
+if test "${with_libuseful+set}" = set; then :
+  withval=$with_libuseful; cf_system_libuseful=$withval
+fi
+
+
+if test "$cf_system_libuseful" != "no"
+then
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for GetToken in -lUseful-5" >&5
+$as_echo_n "checking for GetToken in -lUseful-5... " >&6; }
+if ${ac_cv_lib_Useful_5_GetToken+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  ac_check_lib_save_LIBS=$LIBS
+LIBS="-lUseful-5  $LIBS"
+cat confdefs.h - <<_ACEOF >conftest.$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 GetToken ();
+int
+main ()
+{
+return GetToken ();
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+  ac_cv_lib_Useful_5_GetToken=yes
+else
+  ac_cv_lib_Useful_5_GetToken=no
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
+LIBS=$ac_check_lib_save_LIBS
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_Useful_5_GetToken" >&5
+$as_echo "$ac_cv_lib_Useful_5_GetToken" >&6; }
+if test "x$ac_cv_lib_Useful_5_GetToken" = xyes; then :
+  cf_have_libUseful5=yes
+else
+  cf_have_libUseful5=no
+fi
+
+	if test "$cf_have_libUseful5" = "yes"
+	then
+	# On IRIX 5.3, sys/types and inttypes.h are conflicting.
+for ac_header in sys/types.h sys/stat.h stdlib.h string.h memory.h strings.h \
+		  inttypes.h stdint.h unistd.h
+do :
+  as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`
+ac_fn_c_check_header_compile "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default
+"
+if eval test \"x\$"$as_ac_Header"\" = x"yes"; then :
+  cat >>confdefs.h <<_ACEOF
+#define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1
+_ACEOF
+
+fi
+
+done
+
+
+for ac_header in libUseful-5/libUseful.h
+do :
+  ac_fn_c_check_header_mongrel "$LINENO" "libUseful-5/libUseful.h" "ac_cv_header_libUseful_5_libUseful_h" "$ac_includes_default"
+if test "x$ac_cv_header_libUseful_5_libUseful_h" = xyes; then :
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_LIBUSEFUL_5_LIBUSEFUL_H 1
+_ACEOF
+
+fi
+
+done
+
+	else
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for GetToken in -lUseful-4" >&5
+$as_echo_n "checking for GetToken in -lUseful-4... " >&6; }
+if ${ac_cv_lib_Useful_4_GetToken+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  ac_check_lib_save_LIBS=$LIBS
+LIBS="-lUseful-4  $LIBS"
+cat confdefs.h - <<_ACEOF >conftest.$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 GetToken ();
+int
+main ()
+{
+return GetToken ();
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+  ac_cv_lib_Useful_4_GetToken=yes
+else
+  ac_cv_lib_Useful_4_GetToken=no
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
+LIBS=$ac_check_lib_save_LIBS
 fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_Useful_4_GetToken" >&5
+$as_echo "$ac_cv_lib_Useful_4_GetToken" >&6; }
+if test "x$ac_cv_lib_Useful_4_GetToken" = xyes; then :
+  cf_have_libUseful4=yes
+else
+  cf_have_libUseful4=no
+fi
+
+	for ac_header in libUseful-4/libUseful.h
+do :
+  ac_fn_c_check_header_mongrel "$LINENO" "libUseful-4/libUseful.h" "ac_cv_header_libUseful_4_libUseful_h" "$ac_includes_default"
+if test "x$ac_cv_header_libUseful_4_libUseful_h" = xyes; then :
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_LIBUSEFUL_4_LIBUSEFUL_H 1
+_ACEOF
+
+fi
+
+done
 
+	fi
+fi
 
-if test "$cf_with_libuseful" != "no" -a "$cf_with_libuseful" != ""
+if test "$cf_have_libUseful5" = "yes"
 then
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for OpenSSLVerifyCallback in -lUseful" >&5
-$as_echo_n "checking for OpenSSLVerifyCallback in -lUseful... " >&6; }
-if ${ac_cv_lib_Useful_OpenSSLVerifyCallback+:} false; then :
+  echo "installed libUseful-5 found, using that instead of bundled libUseful."
+  echo "if you want to use bundled libUseful, force it with --with-libuseful=no"
+  LIBUSEFUL_BUNDLED=""
+
+      { $as_echo "$as_me:${as_lineno-$LINENO}: checking for GetToken in -lUseful-5" >&5
+$as_echo_n "checking for GetToken in -lUseful-5... " >&6; }
+if ${ac_cv_lib_Useful_5_GetToken+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
-LIBS="-lUseful -lssl -lcrypto -lz $LIBS"
+LIBS="-lUseful-5  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -3304,34 +3596,43 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 #ifdef __cplusplus
 extern "C"
 #endif
-char OpenSSLVerifyCallback ();
+char GetToken ();
 int
 main ()
 {
-return OpenSSLVerifyCallback ();
+return GetToken ();
   ;
   return 0;
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  ac_cv_lib_Useful_OpenSSLVerifyCallback=yes
+  ac_cv_lib_Useful_5_GetToken=yes
 else
-  ac_cv_lib_Useful_OpenSSLVerifyCallback=no
+  ac_cv_lib_Useful_5_GetToken=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_Useful_OpenSSLVerifyCallback" >&5
-$as_echo "$ac_cv_lib_Useful_OpenSSLVerifyCallback" >&6; }
-if test "x$ac_cv_lib_Useful_OpenSSLVerifyCallback" = xyes; then :
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for SSL_new in -lssl" >&5
-$as_echo_n "checking for SSL_new in -lssl... " >&6; }
-if ${ac_cv_lib_ssl_SSL_new+:} false; then :
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_Useful_5_GetToken" >&5
+$as_echo "$ac_cv_lib_Useful_5_GetToken" >&6; }
+if test "x$ac_cv_lib_Useful_5_GetToken" = xyes; then :
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_LIBUSEFUL_5 1
+_ACEOF
+
+  LIBS="-lUseful-5 $LIBS"
+
+fi
+
+
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for SSL_library_init in -lssl" >&5
+$as_echo_n "checking for SSL_library_init in -lssl... " >&6; }
+if ${ac_cv_lib_ssl_SSL_library_init+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
-LIBS="-lssl -lcrypto -lz $LIBS"
+LIBS="-lssl  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -3341,27 +3642,27 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 #ifdef __cplusplus
 extern "C"
 #endif
-char SSL_new ();
+char SSL_library_init ();
 int
 main ()
 {
-return SSL_new ();
+return SSL_library_init ();
   ;
   return 0;
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  ac_cv_lib_ssl_SSL_new=yes
+  ac_cv_lib_ssl_SSL_library_init=yes
 else
-  ac_cv_lib_ssl_SSL_new=no
+  ac_cv_lib_ssl_SSL_library_init=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_ssl_SSL_new" >&5
-$as_echo "$ac_cv_lib_ssl_SSL_new" >&6; }
-if test "x$ac_cv_lib_ssl_SSL_new" = xyes; then :
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_ssl_SSL_library_init" >&5
+$as_echo "$ac_cv_lib_ssl_SSL_library_init" >&6; }
+if test "x$ac_cv_lib_ssl_SSL_library_init" = xyes; then :
   cat >>confdefs.h <<_ACEOF
 #define HAVE_LIBSSL 1
 _ACEOF
@@ -3370,13 +3671,13 @@ _ACEOF
 
 fi
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for ERR_load_CRYPTO_strings in -lcrypto" >&5
-$as_echo_n "checking for ERR_load_CRYPTO_strings in -lcrypto... " >&6; }
-if ${ac_cv_lib_crypto_ERR_load_CRYPTO_strings+:} false; then :
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for EVP_CIPHER_CTX_init in -lcrypto" >&5
+$as_echo_n "checking for EVP_CIPHER_CTX_init in -lcrypto... " >&6; }
+if ${ac_cv_lib_crypto_EVP_CIPHER_CTX_init+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
-LIBS="-lcrypto -lz $LIBS"
+LIBS="-lcrypto  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -3386,27 +3687,27 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 #ifdef __cplusplus
 extern "C"
 #endif
-char ERR_load_CRYPTO_strings ();
+char EVP_CIPHER_CTX_init ();
 int
 main ()
 {
-return ERR_load_CRYPTO_strings ();
+return EVP_CIPHER_CTX_init ();
   ;
   return 0;
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  ac_cv_lib_crypto_ERR_load_CRYPTO_strings=yes
+  ac_cv_lib_crypto_EVP_CIPHER_CTX_init=yes
 else
-  ac_cv_lib_crypto_ERR_load_CRYPTO_strings=no
+  ac_cv_lib_crypto_EVP_CIPHER_CTX_init=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_crypto_ERR_load_CRYPTO_strings" >&5
-$as_echo "$ac_cv_lib_crypto_ERR_load_CRYPTO_strings" >&6; }
-if test "x$ac_cv_lib_crypto_ERR_load_CRYPTO_strings" = xyes; then :
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_crypto_EVP_CIPHER_CTX_init" >&5
+$as_echo "$ac_cv_lib_crypto_EVP_CIPHER_CTX_init" >&6; }
+if test "x$ac_cv_lib_crypto_EVP_CIPHER_CTX_init" = xyes; then :
   cat >>confdefs.h <<_ACEOF
 #define HAVE_LIBCRYPTO 1
 _ACEOF
@@ -3415,13 +3716,19 @@ _ACEOF
 
 fi
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for inflate in -lz" >&5
-$as_echo_n "checking for inflate in -lz... " >&6; }
-if ${ac_cv_lib_z_inflate+:} false; then :
+elif test "$cf_have_libUseful4" = "yes"
+then
+  echo "installed libUseful-4 found, using that instead of bundled libUseful."
+  echo "if you want to use bundled libUseful, force it with --with-libuseful=no"
+  LIBUSEFUL_BUNDLED=""
+
+      { $as_echo "$as_me:${as_lineno-$LINENO}: checking for GetToken in -lUseful-4" >&5
+$as_echo_n "checking for GetToken in -lUseful-4... " >&6; }
+if ${ac_cv_lib_Useful_4_GetToken+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
-LIBS="-lz  $LIBS"
+LIBS="-lUseful-4  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -3431,45 +3738,88 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 #ifdef __cplusplus
 extern "C"
 #endif
-char inflate ();
+char GetToken ();
 int
 main ()
 {
-return inflate ();
+return GetToken ();
   ;
   return 0;
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  ac_cv_lib_z_inflate=yes
+  ac_cv_lib_Useful_4_GetToken=yes
 else
-  ac_cv_lib_z_inflate=no
+  ac_cv_lib_Useful_4_GetToken=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_z_inflate" >&5
-$as_echo "$ac_cv_lib_z_inflate" >&6; }
-if test "x$ac_cv_lib_z_inflate" = xyes; then :
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_Useful_4_GetToken" >&5
+$as_echo "$ac_cv_lib_Useful_4_GetToken" >&6; }
+if test "x$ac_cv_lib_Useful_4_GetToken" = xyes; then :
   cat >>confdefs.h <<_ACEOF
-#define HAVE_LIBZ 1
+#define HAVE_LIBUSEFUL_4 1
 _ACEOF
 
-  LIBS="-lz $LIBS"
+  LIBS="-lUseful-4 $LIBS"
 
 fi
 
 
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for SSL_library_init in -lssl" >&5
+$as_echo_n "checking for SSL_library_init in -lssl... " >&6; }
+if ${ac_cv_lib_ssl_SSL_library_init+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  ac_check_lib_save_LIBS=$LIBS
+LIBS="-lssl  $LIBS"
+cat confdefs.h - <<_ACEOF >conftest.$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 SSL_library_init ();
+int
+main ()
+{
+return SSL_library_init ();
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+  ac_cv_lib_ssl_SSL_library_init=yes
+else
+  ac_cv_lib_ssl_SSL_library_init=no
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
+LIBS=$ac_check_lib_save_LIBS
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_ssl_SSL_library_init" >&5
+$as_echo "$ac_cv_lib_ssl_SSL_library_init" >&6; }
+if test "x$ac_cv_lib_ssl_SSL_library_init" = xyes; then :
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_LIBSSL 1
+_ACEOF
+
+  LIBS="-lssl $LIBS"
+
 fi
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for GetToken in -lUseful" >&5
-$as_echo_n "checking for GetToken in -lUseful... " >&6; }
-if ${ac_cv_lib_Useful_GetToken+:} false; then :
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for EVP_CIPHER_CTX_init in -lcrypto" >&5
+$as_echo_n "checking for EVP_CIPHER_CTX_init in -lcrypto... " >&6; }
+if ${ac_cv_lib_crypto_EVP_CIPHER_CTX_init+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
-LIBS="-lUseful  $LIBS"
+LIBS="-lcrypto  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -3479,42 +3829,40 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 #ifdef __cplusplus
 extern "C"
 #endif
-char GetToken ();
+char EVP_CIPHER_CTX_init ();
 int
 main ()
 {
-return GetToken ();
+return EVP_CIPHER_CTX_init ();
   ;
   return 0;
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  ac_cv_lib_Useful_GetToken=yes
+  ac_cv_lib_crypto_EVP_CIPHER_CTX_init=yes
 else
-  ac_cv_lib_Useful_GetToken=no
+  ac_cv_lib_crypto_EVP_CIPHER_CTX_init=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_Useful_GetToken" >&5
-$as_echo "$ac_cv_lib_Useful_GetToken" >&6; }
-if test "x$ac_cv_lib_Useful_GetToken" = xyes; then :
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_crypto_EVP_CIPHER_CTX_init" >&5
+$as_echo "$ac_cv_lib_crypto_EVP_CIPHER_CTX_init" >&6; }
+if test "x$ac_cv_lib_crypto_EVP_CIPHER_CTX_init" = xyes; then :
   cat >>confdefs.h <<_ACEOF
-#define HAVE_LIBUSEFUL 1
+#define HAVE_LIBCRYPTO 1
 _ACEOF
 
-  LIBS="-lUseful $LIBS"
+  LIBS="-lcrypto $LIBS"
 
 fi
 
 
-LUSEFUL="system"
 else
-LUSEFUL="bundled"
-STATIC_LIBS="libUseful-4/libUseful.a"
+  LIBUSEFUL_BUNDLED="libUseful-4/libUseful.a"
 
-ac_aux_dir=
+  ac_aux_dir=
 for ac_dir in "$srcdir" "$srcdir/.." "$srcdir/../.."; do
   if test -f "$ac_dir/install-sh"; then
     ac_aux_dir=$ac_dir
diff --git a/configure.ac b/configure.ac
index f541016..45402a5 100644
--- a/configure.ac
+++ b/configure.ac
@@ -6,23 +6,51 @@ AC_PROG_MAKE_SET
 AC_HEADER_STDC
 AC_SYS_LARGEFILE
 
-AC_ARG_WITH(system-libuseful, [  --with-system-libuseful       use systemwide libUseful.so rather than bundled version], cf_with_libuseful=$withval )
 
-if test "$cf_with_libuseful" != "no" -a "$cf_with_libuseful" != ""
+AC_ARG_WITH(libuseful, [  --with-libuseful		use system-wide libUseful (default=auto) ], cf_system_libuseful=$withval )
+
+if test "$cf_system_libuseful" != "no"
+then
+	AC_CHECK_LIB([Useful-5],GetToken,[cf_have_libUseful5=yes],[cf_have_libUseful5=no])
+	if test "$cf_have_libUseful5" = "yes"
+	then
+	AC_CHECK_HEADERS([libUseful-5/libUseful.h])
+	else
+	AC_CHECK_LIB([Useful-4],GetToken,[cf_have_libUseful4=yes],[cf_have_libUseful4=no])
+	AC_CHECK_HEADERS([libUseful-4/libUseful.h])
+	fi
+fi
+
+if test "$cf_have_libUseful5" = "yes" 
 then
-AC_CHECK_LIB([Useful],[OpenSSLVerifyCallback],
-  [AC_CHECK_LIB([ssl],[SSL_new],,,[-lcrypto -lz])]
-  [AC_CHECK_LIB([crypto],[ERR_load_CRYPTO_strings],,,[-lz])]
-  [AC_CHECK_LIB([z],[inflate])]
-  ,,[-lssl -lcrypto -lz])
-AC_CHECK_LIB(Useful,GetToken)
-
-LUSEFUL="system"
+  echo "installed libUseful-5 found, using that instead of bundled libUseful."
+  echo "if you want to use bundled libUseful, force it with --with-libuseful=no"
+  AC_SUBST(LIBUSEFUL_BUNDLED,"")
+  dnl Default behavior of AC_CHECK_LIB is to add the library to the LIBS variable
+  dnl previous AC_CHECK_LIB don't do this, because an action is supplied for them
+  AC_CHECK_LIB([Useful-5],GetToken)
+
+	dnl openssl isn't really needed, but if it exists and we're using a system-wide libUseful, then that will
+	dnl likely be linked against it
+	AC_CHECK_LIB(ssl,SSL_library_init,,)
+	AC_CHECK_LIB(crypto,EVP_CIPHER_CTX_init,,)
+elif test "$cf_have_libUseful4" = "yes" 
+then
+  echo "installed libUseful-4 found, using that instead of bundled libUseful."
+  echo "if you want to use bundled libUseful, force it with --with-libuseful=no"
+  AC_SUBST(LIBUSEFUL_BUNDLED,"")
+  dnl Default behavior of AC_CHECK_LIB is to add the library to the LIBS variable
+  dnl previous AC_CHECK_LIB don't do this, because an action is supplied for them
+  AC_CHECK_LIB([Useful-4],GetToken)
+
+	dnl openssl isn't really needed, but if it exists and we're using a system-wide libUseful, then that will
+	dnl likely be linked against it
+	AC_CHECK_LIB(ssl,SSL_library_init,,)
+	AC_CHECK_LIB(crypto,EVP_CIPHER_CTX_init,,)
+
 else
-LUSEFUL="bundled"
-STATIC_LIBS="libUseful-4/libUseful.a"
-AC_SUBST(STATIC_LIBS)
-AC_CONFIG_SUBDIRS([libUseful-4])
+  AC_SUBST(LIBUSEFUL_BUNDLED,"libUseful-4/libUseful.a")
+  AC_CONFIG_SUBDIRS([libUseful-4])
 fi