diff --git a/configure b/configure
index 1ead9dcab1..72ddf2e827 100755
--- a/configure
+++ b/configure
@@ -21,7 +21,6 @@ DEBUGGER=1
 USE_MAGIC=0
 LOADLIBS=1
 HAVE_FORK=1
-HAVE_JEMALLOC=1
 WITH_CAPSTONE=0
 USE_ZIP=0
 WITH_GPL=1
@@ -32,6 +31,7 @@ USE_RPATH=0
 WITHPIC=1
 WITHNONPIC=0
 [ -z "${LIBVERSION}" ] && LIBVERSION="xxx"
+HAVE_JEMALLOC=1
 split_host() {
 S="$"
 while : ; do
@@ -116,12 +116,12 @@ done
 : ${INSTALL_PROGRAM_STRIP:=${INSTALL} -m 755 -s}
 : ${INSTALL_MAN:=${INSTALL} -m 444}
 : ${INSTALL_LIB:=${INSTALL} -m 755 -c}
- PKGNAME='radare2' ; VERSION='1.7.0-git' ; CONTACT_MAIL="pancake@nopcode.org" ; CONTACT_NAME="pancake" ; CONTACT="pancake <pancake@nopcode.org>" ;
+ PKGNAME='radare2' ; VERSION='2.0.0' ; CONTACT_MAIL="pancake@nopcode.org" ; CONTACT_NAME="pancake" ; CONTACT="pancake <pancake@nopcode.org>" ;
 }
                 
 show_usage() {
 cat <<EOF2
-'configure' configures radare2-1.7.0-git to adapt to many kinds of systems.
+'configure' configures radare2-2.0.0 to adapt to many kinds of systems.
 
 Usage: ./configure [OPTION]... [VAR=VALUE]...
 
@@ -177,6 +177,7 @@ Optional Features:
   --without-pic          do not build libr as a program independent location 
   --with-nonpic          build the library archives .a 
   --with-libversion      specify different libversion  (LIBVERSION=xxx)
+  --without-jemalloc     build without jemalloc 
 "
 printf "
 Some influential environment variables:
@@ -203,7 +204,7 @@ take_environ() {
 }
 
 show_version() {
-echo "radare2-1.7.0-git configuration script done with acr v1.2.
+echo "radare2-2.0.0 configuration script done with acr v1.2.
 The 'Free Software Foundation' message is only for autodetection.
 Originally written by pancake <nopcode.org>."
 exit 0
@@ -227,12 +228,12 @@ case $flag in
 	show_version ; ;;
 -r|--r|--report)
 echo "PKGNAME:   radare2"
-echo "VERSION:   1.7.0-git"
+echo "VERSION:   2.0.0"
 echo "LANGS:     c"
 echo "REQUIRED:  libdl"
 echo "OPTIONAL:  libmagic"
 echo "PKG-CONFIG:  capstone openssl"
-echo "FLAGS:     --disable-debugger --with-sysmagic --disable-loadlibs --without-fork --with-syscapstone --with-syszip --without-gpl --with-openssl --with-rpath --with-compiler=gcc --with-ostype=auto --without-pic --with-nonpic --with-libversion=xxx"
+echo "FLAGS:     --disable-debugger --with-sysmagic --disable-loadlibs --without-fork --with-syscapstone --with-syszip --without-gpl --with-openssl --with-rpath --with-compiler=gcc --with-ostype=auto --without-pic --with-nonpic --with-libversion=xxx --without-jemalloc"
 	exit 0
 	;;
 --cache-file) 
@@ -282,7 +283,6 @@ echo "FLAGS:     --disable-debugger --with-sysmagic --disable-loadlibs --without
 "--with-sysmagic") USE_MAGIC="1"; ;;
 "--disable-loadlibs") LOADLIBS="0"; ;;
 "--without-fork") HAVE_FORK="0"; ;;
-"--without-jemalloc") HAVE_JEMALLOC="0"; ;;
 "--with-syscapstone") WITH_CAPSTONE="1"; ;;
 "--with-syszip") USE_ZIP="1"; ;;
 "--without-gpl") WITH_GPL="0"; ;;
@@ -293,6 +293,7 @@ echo "FLAGS:     --disable-debugger --with-sysmagic --disable-loadlibs --without
 "--without-pic") WITHPIC="0"; ;;
 "--with-nonpic") WITHNONPIC="1"; ;;
 --with-libversion) if [ -z "${value}" ]; then LIBVERSION="xxx"; else LIBVERSION="${value}" ; fi ;;
+"--without-jemalloc") HAVE_JEMALLOC="0"; ;;
 *) if [ "$value" ]; then eval "`echo $flag2=$value`" ; 
 else echo ; echo "WARNING: Unknown flag '$flag'." >&2 ; echo ; fi ;;
 esac
@@ -310,7 +311,7 @@ parse_options "$1"
 shift
 done
 
-ENVWORDS="MANDIR INFODIR LIBDIR INCLUDEDIR LOCALSTATEDIR SYSCONFDIR DATADIR DOCDIR LIBEXECDIR SBINDIR BINDIR EPREFIX PREFIX SPREFIX TARGET HOST BUILD INSTALL INSTALL_LIB INSTALL_MAN INSTALL_PROGRAM INSTALL_PROGRAM_STRIP INSTALL_DIR INSTALL_SCRIPT INSTALL_DATA HOST_OS HOST_CPU BUILD_OS BUILD_CPU TARGET_OS TARGET_CPU PKGNAME VPATH VERSION CONTACT CONTACT_NAME CONTACT_MAIL CC CFLAGS CPPFLAGS LDFLAGS HAVE_LANG_C DEBUGGER HAVE_LIB_DL DL_LIBS HAVE_PATCH PATCH HAVE_GIT GIT HAVE_LIB_MAGIC USE_MAGIC USE_LIB_MAGIC LIBMAGIC LOADLIBS HAVE_FORK HAVE_JEMALLOC WITH_CAPSTONE CAPSTONE_CFLAGS CAPSTONE_LDFLAGS HAVE_PKGCFG_CAPSTONE USE_CAPSTONE HAVE_LIB_Z HAVE_LIB_ZIP USE_ZIP USE_LIB_ZIP LIBZIP WITH_GPL HAVE_LIB_GMP HAVE_LIB_SSL SSL_CFLAGS SSL_LDFLAGS HAVE_PKGCFG_OPENSSL HAVE_OPENSSL WANT_OPENSSL USE_RPATH USERCC USEROSTYPE WITHPIC WITHNONPIC LIBVERSION"
+ENVWORDS="MANDIR INFODIR LIBDIR INCLUDEDIR LOCALSTATEDIR SYSCONFDIR DATADIR DOCDIR LIBEXECDIR SBINDIR BINDIR EPREFIX PREFIX SPREFIX TARGET HOST BUILD INSTALL INSTALL_LIB INSTALL_MAN INSTALL_PROGRAM INSTALL_PROGRAM_STRIP INSTALL_DIR INSTALL_SCRIPT INSTALL_DATA HOST_OS HOST_CPU BUILD_OS BUILD_CPU TARGET_OS TARGET_CPU PKGNAME VPATH VERSION CONTACT CONTACT_NAME CONTACT_MAIL CC CFLAGS CPPFLAGS LDFLAGS HAVE_LANG_C DEBUGGER HAVE_LIB_DL DL_LIBS HAVE_PATCH PATCH HAVE_GIT GIT HAVE_LIB_MAGIC USE_MAGIC USE_LIB_MAGIC LIBMAGIC LOADLIBS HAVE_FORK WITH_CAPSTONE CAPSTONE_CFLAGS CAPSTONE_LDFLAGS HAVE_PKGCFG_CAPSTONE USE_CAPSTONE HAVE_LIB_Z HAVE_LIB_ZIP USE_ZIP USE_LIB_ZIP LIBZIP WITH_GPL HAVE_LIB_GMP HAVE_LIB_SSL SSL_CFLAGS SSL_LDFLAGS HAVE_PKGCFG_OPENSSL HAVE_OPENSSL WANT_OPENSSL USE_RPATH USERCC USEROSTYPE WITHPIC WITHNONPIC LIBVERSION HAVE_JEMALLOC"
 
 create_environ
 
@@ -558,7 +559,7 @@ done
 do_remove
 echo
 echo "Final report:"
-for A in  PREFIX HAVE_LIB_GMP HAVE_OPENSSL USE_CAPSTONE HAVE_FORK HAVE_JEMALLOC VERSION USE_LIB_ZIP USE_LIB_MAGIC DEBUGGER CC USERCC USEROSTYPE LIBVERSION BUILD HOST TARGET ; do # REPORT
+for A in  PREFIX HAVE_LIB_GMP HAVE_OPENSSL USE_CAPSTONE HAVE_FORK VERSION USE_LIB_ZIP USE_LIB_MAGIC DEBUGGER CC USERCC USEROSTYPE LIBVERSION BUILD HOST TARGET ; do # REPORT
 eval VAL="\$${A}"
 [ -z "${VAL}" ] && VAL="(null)"
 echo " - ${A} = ${VAL}"
diff --git a/configure.acr b/configure.acr
index 355632df17..8b0d125ee5 100644
--- a/configure.acr
+++ b/configure.acr
@@ -1,5 +1,5 @@
 PKGNAME radare2
-VERSION 1.7.0-git
+VERSION 2.0.0
 CONTACT pancake ; pancake@nopcode.org
 
 LANG_C!
@@ -128,6 +128,7 @@ ARG_WITHOUT WITHPIC pic do not build libr as a program independent location ;
 ARG_WITH WITHNONPIC nonpic build the library archives .a ;
 (( this hack is required for openbsd ports ))
 ARG_WITH LIBVERSION=xxx libversion specify different libversion ;
+ARG_WITHOUT HAVE_JEMALLOC jemalloc build without jemalloc ;
 
 IFEQ LIBVERSION xxx ; {
 	LIBVERSION = $VERSION ;