diff --git a/configure b/configure
index dd84490..3f3e06b 100755
--- a/configure
+++ b/configure
@@ -1,6 +1,6 @@
 #! /bin/sh
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.69 for lnp-forge 7b19b24-dirty.
+# Generated by GNU Autoconf 2.69 for lnp-forge 6d174a5.
 #
 # Report bugs to <crossgcc@sourceware.org>.
 #
@@ -580,8 +580,8 @@ MAKEFLAGS=
 # Identity of this package.
 PACKAGE_NAME='lnp-forge'
 PACKAGE_TARNAME='lnp-forge'
-PACKAGE_VERSION='7b19b24-dirty'
-PACKAGE_STRING='lnp-forge 7b19b24-dirty'
+PACKAGE_VERSION='6d174a5'
+PACKAGE_STRING='lnp-forge 6d174a5'
 PACKAGE_BUGREPORT='crossgcc@sourceware.org'
 PACKAGE_URL=''
 
@@ -655,6 +655,7 @@ ac_ct_PATCH
 PATCH
 rsync
 help2man
+unzip
 bzip2
 gzip
 tar
@@ -1318,7 +1319,7 @@ if test "$ac_init_help" = "long"; then
   # Omit some internal or obsolete options to make the list less imposing.
   # This message is too long to be a string in the A/UX 3.1 sh.
   cat <<_ACEOF
-\`configure' configures lnp-forge 7b19b24-dirty to adapt to many kinds of systems.
+\`configure' configures lnp-forge 6d174a5 to adapt to many kinds of systems.
 
 Usage: $0 [OPTION]... [VAR=VALUE]...
 
@@ -1389,7 +1390,7 @@ fi
 
 if test -n "$ac_init_help"; then
   case $ac_init_help in
-     short | recursive ) echo "Configuration of lnp-forge 7b19b24-dirty:";;
+     short | recursive ) echo "Configuration of lnp-forge 6d174a5:";;
    esac
   cat <<\_ACEOF
 
@@ -1491,7 +1492,7 @@ fi
 test -n "$ac_init_help" && exit $ac_status
 if $ac_init_version; then
   cat <<\_ACEOF
-lnp-forge configure 7b19b24-dirty
+lnp-forge configure 6d174a5
 generated by GNU Autoconf 2.69
 
 Copyright (C) 2012 Free Software Foundation, Inc.
@@ -1998,7 +1999,7 @@ cat >config.log <<_ACEOF
 This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
 
-It was created by lnp-forge $as_me 7b19b24-dirty, which was
+It was created by lnp-forge $as_me 6d174a5, which was
 generated by GNU Autoconf 2.69.  Invocation command line was
 
   $ $0 $@
@@ -4009,6 +4010,7 @@ ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $
 ac_compiler_gnu=$ac_cv_c_compiler_gnu
 
 
+# c++14 for dwarf therapist
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether compiler supports c++14" >&5
 $as_echo_n "checking whether compiler supports c++14... " >&6; }
 ac_ext=cpp
@@ -5773,6 +5775,52 @@ done
   as_fn_error $? "missing required tool: bzip2" "$LINENO" 5
 fi
 
+for ac_prog in unzip
+do
+  # Extract the first word of "$ac_prog", so it can be a program name with args.
+set dummy $ac_prog; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_unzip+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  if test -n "$unzip"; then
+  ac_cv_prog_unzip="$unzip" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+    ac_cv_prog_unzip="$ac_prog"
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+fi
+fi
+unzip=$ac_cv_prog_unzip
+if test -n "$unzip"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $unzip" >&5
+$as_echo "$unzip" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+
+  test -n "$unzip" && break
+done
+
+     if test -z "$unzip"; then :
+  as_fn_error $? "missing required tool: unzip" "$LINENO" 5
+fi
+
 for ac_prog in help2man
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
@@ -8712,7 +8760,7 @@ cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
 # report actual input values of CONFIG_FILES etc. instead of their
 # values after options handling.
 ac_log="
-This file was extended by lnp-forge $as_me 7b19b24-dirty, which was
+This file was extended by lnp-forge $as_me 6d174a5, which was
 generated by GNU Autoconf 2.69.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
@@ -8765,7 +8813,7 @@ _ACEOF
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 ac_cs_config="`$as_echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`"
 ac_cs_version="\\
-lnp-forge config.status 7b19b24-dirty
+lnp-forge config.status 6d174a5
 configured by $0, generated by GNU Autoconf 2.69,
   with options \\"\$ac_cs_config\\"