diff --git a/Makefile b/Makefile
index 1d17922b5d..055aa6de77 100644
--- a/Makefile
+++ b/Makefile
@@ -166,6 +166,7 @@ purge: purge-doc purge-dev
 	rm -rf ${DESTDIR}/${INCLUDEDIR}/libr
 
 dist:
+	-[ configure -nt config-user.mk ] && ./configure --prefix=${PREFIX}
 	git log $$(git show-ref `git tag |tail -n1`)..HEAD > ChangeLog
 	DIR=`basename $$PWD` ; \
 	FILES=`git ls-files | sed -e s,^,radare2-${VERSION}/,` ; \
diff --git a/r2-bindings/Makefile b/r2-bindings/Makefile
index 2535e92fff..5b638072e5 100644
--- a/r2-bindings/Makefile
+++ b/r2-bindings/Makefile
@@ -6,9 +6,9 @@ PYTHON2_CONFIG=python2.7-config
 PYTHON3_CONFIG=python3.2-config
 
 ifneq ($(shell bsdtar -h 2>/dev/null|grep bsdtar),)
-TAR=bsdtar czvf
+TAR=bsdtar cJvf
 else
-TAR=tar -czvf
+TAR=tar -cJvf
 endif
 
 W32PY="${HOME}/.wine/drive_c/Python27/"
@@ -95,7 +95,7 @@ dist:
 	CXXFILES=`cd .. ; find r2-bindings | grep -e cxx$$ -e py$$ | sed -e "s,r2-bindings/,$${PKG}/,"` ; \
 	cd .. && mv $${DIR} $${PKG} && \
 	echo $$FILES ; \
-	${TAR} $${PKG}.tar.gz $${FILES} $${CXXFILES} ; \
+	${TAR} $${PKG}.tar.xz $${FILES} $${CXXFILES} ; \
 	mv $${PKG} $${DIR}
 
 # TODO: valadoc
diff --git a/r2-bindings/configure b/r2-bindings/configure
index e8774d6f5c..02131b8b99 100755
--- a/r2-bindings/configure
+++ b/r2-bindings/configure
@@ -1,5 +1,5 @@
 #!/bin/sh
-# This script was automatically generated by ACR v0.9.5
+# This script was automatically generated by ACR v0.9.6
 # @author: pancake <youterm.com>
 # @url:    http://www.nopcode.org
 # @repo:   hg clone http://hg.youterm.com/acr
@@ -174,7 +174,7 @@ take_environ() {
 }
 
 show_version() {
-echo "radare2-bindings-0.9.6 configuration script done with acr v0.9.5.
+echo "radare2-bindings-0.9.6 configuration script done with acr v0.9.6.
 The 'Free Software Foundation' message is only for autodetection.
 Originally written by pancake <youterm.com>."
 exit 0
@@ -302,7 +302,7 @@ if [ "${CROSSBUILD}" = 1 ]; then
 if [ "$?" = 0 ]; then CXX="${HOST}-${CXX}"; fi
 fi
 echo "#include <iostream>" > test.cxx
-echo "main(){ std::cout << 1; }" >> test.cxx
+echo "int main(){ std::cout << 1; return 0;}" >> test.cxx
 (exec ${CXX} ${CXXFLAGS} ${LDFLAGS} test.cxx -lstdc++ >/dev/null 2>&1)
 if [ $? = 0 ]; then echo ${CXX}; else
 HAVE_LANG_CXX=0
@@ -324,7 +324,7 @@ else
 			break;
 		fi
 	done
-	unset IFS=:
+	unset IFS
 fi
 if [ -n "${FIND}" ]; then 
 	echo ${FIND}; 
@@ -346,7 +346,7 @@ else
 			break;
 		fi
 	done
-	unset IFS=:
+	unset IFS
 fi
 if [ -n "${FIND}" ]; then 
 	echo ${FIND}; 
@@ -368,7 +368,7 @@ else
 			break;
 		fi
 	done
-	unset IFS=:
+	unset IFS
 fi
 if [ -n "${FIND}" ]; then 
 	echo ${FIND};