diff --git a/.travis.yml b/.travis.yml
index 6a55c186..3a8545a4 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -21,6 +21,8 @@ install:
   - sudo npm install -g autoprefixer
 
 script:
+  - ./autogen.sh
+  - ./configure
   - make get
   - make styles
   - make javascript
diff --git a/COPYING b/COPYING
new file mode 100644
index 00000000..da06b0d0
--- /dev/null
+++ b/COPYING
@@ -0,0 +1 @@
+See LICENSE for further information.
diff --git a/ChangeLog b/ChangeLog
new file mode 100644
index 00000000..1182318c
--- /dev/null
+++ b/ChangeLog
@@ -0,0 +1 @@
+See debian/changelog or https://github.com/strukturag/spreed-webrtc for further information.
diff --git a/Makefile b/Makefile
deleted file mode 100644
index 58a21286..00000000
--- a/Makefile
+++ /dev/null
@@ -1,192 +0,0 @@
-#
-# Spreed WebRTC.
-# Copyright (C) 2013-2014 struktur AG
-#
-# This file is part of Spreed WebRTC.
-#
-# This program is free software: you can redistribute it and/or modify
-# it under the terms of the GNU Affero General Public License as published by
-# the Free Software Foundation, either version 3 of the License, or
-# (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU Affero General Public License for more details.
-#
-# You should have received a copy of the GNU Affero General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
-#
-
-PKG := app/spreed-webrtc-server
-EXENAME := spreed-webrtc-server
-CONFIG_FILE ?= spreed-webrtc-server.conf
-CONFIG_PATH ?= /etc
-
-VENDOR = "$(CURDIR)/vendor"
-GOPATH = "$(VENDOR):$(CURDIR)"
-
-SYSTEM_GOPATH := /usr/share/gocode/src/
-OUTPUT := $(CURDIR)/bin
-OUTPUT_JS := $(CURDIR)/build/out
-VERSION := $(shell dpkg-parsechangelog | sed -n 's/^Version: //p')
-
-DESTDIR ?= /
-BIN := $(DESTDIR)/usr/sbin
-CONF := $(DESTDIR)/$(CONFIG_PATH)
-SHARE := $(DESTDIR)/usr/share/spreed-webrtc-server
-
-BUILD_ARCH := $(shell go env GOARCH)
-BUILD_OS := $(shell go env GOOS)
-DIST := $(CURDIR)/dist_$(BUILD_ARCH)
-DIST_SRC := $(DIST)/src
-DIST_BIN := $(DIST)/bin
-
-NODEJS_BIN := $(shell which nodejs)
-ifeq ("$(NODEJS_BIN)", "")
-	NODEJS_BIN := $(shell which node)
-endif
-NODEJS_BIN_EXISTS := $(shell [ -x "$(NODEJS_BIN)" ] && echo 1 || echo 0)
-ifneq ($(NODEJS_BIN_EXISTS), 1)
-    $(error "Can't find node.js runtime, please install / check your PATH")
-endif
-
-SASSFLAGS = --style=expanded
-
-# Tools
-AUTOPREFIXER_BROWSER_SUPPORT := "> 1%, last 2 versions, Firefox ESR, Opera 12.1"
-
-build: hook get binary assets
-
-# the pre-commit hook checks for formatted Go files
-hook:
-		if test ! \( -x .git/hooks/pre-commit -a -L .git/hooks/pre-commit \); then \
-			rm -f .git/hooks/pre-commit; \
-			ln -s ../../src/hooks/pre-commit.hook .git/hooks/pre-commit; \
-		fi
-
-gopath:
-		@echo GOPATH=$(GOPATH)
-
-get:
-		GOPATH=$(GOPATH) go get $(PKG)
-
-getupdate:
-		rm -rf vendor/*
-		GOPATH=$(GOPATH) go get $(PKG)
-
-binary:
-		GOPATH=$(GOPATH) go build -o $(OUTPUT)/$(EXENAME) -ldflags '$(LDFLAGS)' $(PKG)
-
-binaryrace:
-		GOPATH=$(GOPATH) go build -race -o $(OUTPUT)/$(EXENAME) -ldflags '$(LDFLAGS)' $(PKG)
-
-binaryall:
-		GOPATH=$(GOPATH) go build -a -o $(OUTPUT)/$(EXENAME) -ldflags '$(LDFLAGS)' $(PKG)
-
-fmt:
-		GOPATH=$(GOPATH) go fmt app/...
-
-test: TESTDEPS = $(shell GOPATH=$(GOPATH) go list -f '{{.ImportPath}}{{"\n"}}{{join .Deps "\n"}}' $(PKG) |grep $(PKG))
-test: get
-		GOPATH=$(GOPATH) go test -i $(TESTDEPS)
-		GOPATH=$(GOPATH) go test -v $(TESTDEPS)
-
-assets: styles javascript
-
-styles:
-		mkdir -p $(CURDIR)/static/css
-		mkdir -p $(CURDIR)/static/fonts
-		cp -r $(CURDIR)/src/styles/libs/font-awesome/fonts/font* $(CURDIR)/static/fonts
-		sass --compass --scss $(SASSFLAGS) \
-			$(CURDIR)/src/styles/main.scss:$(CURDIR)/static/css/main.min.css
-		autoprefixer --browsers $(AUTOPREFIXER_BROWSER_SUPPORT) $(CURDIR)/static/css/main.min.css
-		sass --compass --scss $(SASSFLAGS) \
-			$(CURDIR)/src/styles/bootstrap.scss:$(CURDIR)/static/css/bootstrap.min.css
-		sass --compass --scss $(SASSFLAGS) \
-			$(CURDIR)/src/styles/font-awesome.scss:$(CURDIR)/static/css/font-awesome.min.css
-
-styleshint:
-		find src/styles -maxdepth 1 -name "*.scss" -print0 | xargs -0 -n1 sass --compass --scss $(SASSFLAGS) -c
-
-releaseassets: RJSFLAGS = generateSourceMaps=false preserveLicenseComments=true
-releaseassets: SASSFLAGS = --style=compressed --no-cache
-releaseassets: dist_gopath assets
-
-javascript:
-		mkdir -p $(OUTPUT_JS)
-		$(NODEJS_BIN) $(CURDIR)/build/r.js \
-			-o $(CURDIR)/build/build.js \
-			dir=$(OUTPUT_JS) $(RJSFLAGS)
-
-jshint:
-		find static/ -wholename static/js/libs -prune -o -name "*.js" -print0 | xargs -0 -n1 jshint --config .jshint
-
-jsbeautify:
-		find static/ \( -path static/js/libs -o -path static/translation \) -prune -o -name "*.js" -exec js-beautify -t -o {}.new {} \; -exec mv -f {}.new {} \;
-
-release: GOPATH = "$(DIST):$(VENDOR):$(CURDIR)"
-release: LDFLAGS = -X main.version $(VERSION) -X main.defaultConfig $(CONFIG_PATH)/$(CONFIG_FILE)
-release: OUTPUT = $(DIST_BIN)
-release: dist_gopath $(DIST_BIN) binary releaseassets
-
-releasetest: GOPATH = "$(DIST):$(VENDOR):$(CURDIR)"
-releasetest: dist_gopath test
-
-install:
-		echo $(BIN)
-		echo $(SHARE)
-		install -d $(BIN) $(CONF)
-		install -d $(SHARE)/www/html
-		install -d $(SHARE)/www/static
-		install -d $(SHARE)/www/static/img
-		install -d $(SHARE)/www/static/sounds
-		install -d $(SHARE)/www/static/fonts
-		install -d $(SHARE)/www/static/translation
-		install -d $(SHARE)/www/static/css
-		install $(DIST_BIN)/* $(BIN)
-		install -m 644 server.conf.in $(CONF)/$(CONFIG_FILE)
-		install html/* $(SHARE)/www/html
-		install static/img/* $(SHARE)/www/static/img
-		install static/sounds/* $(SHARE)/www/static/sounds
-		install static/fonts/* $(SHARE)/www/static/fonts
-		install static/translation/* $(SHARE)/www/static/translation
-		install static/css/* $(SHARE)/www/static/css
-		install -D static/js/libs/require/require.js $(SHARE)/www/static/js/libs/require/require.js
-		install $(OUTPUT_JS)/*.js $(SHARE)/www/static/js
-
-clean:
-		GOPATH=$(GOPATH) go clean -i $(PKG)
-		rm -rf $(CURDIR)/pkg
-		rm -rf $(CURDIR)/static/css
-		rm -rf $(CURDIR)/static/fonts
-		rm -rf $(CURDIR)/build/out
-
-distclean: clean
-		rm -rf $(DIST)
-
-pristine: distclean
-		rm -f server.conf
-		rm -rf vendor/*
-
-$(DIST_SRC):
-		mkdir -p $@
-
-$(DIST_BIN):
-		mkdir -p $@
-
-dist_gopath: $(DIST_SRC)
-		find $(SYSTEM_GOPATH) -mindepth 1 -maxdepth 1 -type d \
-				-exec ln -sf {} $(DIST_SRC) \;
-
-tarball: PACKAGE_NAME = $(EXENAME)-$(VERSION)
-tarball: TARPATH = $(DIST)/$(PACKAGE_NAME)
-tarball: BIN = $(TARPATH)/loader
-tarball: CONF = $(TARPATH)/loader
-tarball: DOCS = $(CONF)/docs
-tarball: SHARE = $(TARPATH)/
-tarball: distclean release install
-		echo -n $(VERSION) > $(TARPATH)/version.txt
-		tar czf $(DIST)/$(PACKAGE_NAME)_$(BUILD_OS)_$(BUILD_ARCH).tar.gz -C $(DIST) $(PACKAGE_NAME)
-
-.PHONY: hook clean distclean pristine get getupdate build styles javascript release releasetest dist_gopath install gopath binary binaryrace binaryall tarball assets
diff --git a/Makefile.am b/Makefile.am
new file mode 100644
index 00000000..323b67e6
--- /dev/null
+++ b/Makefile.am
@@ -0,0 +1,180 @@
+#
+# Spreed WebRTC.
+# Copyright (C) 2013-2014 struktur AG
+#
+# This file is part of Spreed WebRTC.
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+
+AUTOMAKE_OPTIONS = -Wno-portability
+
+PKG := app/spreed-webrtc-server
+EXENAME := spreed-webrtc-server
+CONFIG_FILE ?= spreed-webrtc-server.conf
+CONFIG_PATH ?= /etc
+
+VENDOR = "$(CURDIR)/vendor"
+GOPATH = "$(VENDOR):$(CURDIR)"
+
+SYSTEM_GOPATH := /usr/share/gocode/src/
+OUTPUT := $(CURDIR)/bin
+OUTPUT_JS := $(CURDIR)/build/out
+
+DESTDIR ?= /
+BIN := $(DESTDIR)/usr/sbin
+CONFIG_DIR := $(DESTDIR)/$(CONFIG_PATH)
+SHARE := $(DESTDIR)/usr/share/spreed-webrtc-server
+
+BUILD_ARCH := $(shell $(GO) env GOARCH)
+BUILD_OS := $(shell go env GOOS)
+DIST := $(CURDIR)/dist_$(BUILD_ARCH)
+DIST_SRC := $(DIST)/src
+DIST_BIN := $(DIST)/bin
+
+SASSFLAGS = --style=expanded
+
+# Tools
+AUTOPREFIXER_BROWSER_SUPPORT := "> 1%, last 2 versions, Firefox ESR, Opera 12.1"
+
+all: build
+
+build: get binary assets
+
+gopath:
+	@echo GOPATH=$(GOPATH)
+
+get:
+	GOPATH=$(GOPATH) $(GO) get $(PKG)
+
+getupdate:
+	rm -rf vendor/*
+	GOPATH=$(GOPATH) $(GO) get $(PKG)
+
+binary:
+	GOPATH=$(GOPATH) $(GO) build -o $(OUTPUT)/$(EXENAME) -ldflags '$(LDFLAGS)' $(PKG)
+
+binaryrace:
+	GOPATH=$(GOPATH) $(GO) build -race -o $(OUTPUT)/$(EXENAME) -ldflags '$(LDFLAGS)' $(PKG)
+
+binaryall:
+	GOPATH=$(GOPATH) $(GO) build -a -o $(OUTPUT)/$(EXENAME) -ldflags '$(LDFLAGS)' $(PKG)
+
+fmt:
+	GOPATH=$(GOPATH) $(GO) fmt app/...
+
+test: TESTDEPS = $(shell GOPATH=$(GOPATH) $(GO) list -f '{{.ImportPath}}{{"\n"}}{{join .Deps "\n"}}' $(PKG) | $(GREP) $(PKG))
+test: get
+	GOPATH=$(GOPATH) $(GO) test -i $(TESTDEPS)
+	GOPATH=$(GOPATH) $(GO) test -v $(TESTDEPS)
+
+assets: styles javascript
+
+styles:
+	$(MKDIR_P) $(CURDIR)/static/css
+	$(MKDIR_P) $(CURDIR)/static/fonts
+	cp -r $(CURDIR)/src/styles/libs/font-awesome/fonts/font* $(CURDIR)/static/fonts
+	$(SASS) --compass --scss $(SASSFLAGS) \
+		$(CURDIR)/src/styles/main.scss:$(CURDIR)/static/css/main.min.css
+	$(AUTOPREFIXER) --browsers $(AUTOPREFIXER_BROWSER_SUPPORT) $(CURDIR)/static/css/main.min.css
+	$(SASS) --compass --scss $(SASSFLAGS) \
+		$(CURDIR)/src/styles/bootstrap.scss:$(CURDIR)/static/css/bootstrap.min.css
+	$(SASS) --compass --scss $(SASSFLAGS) \
+		$(CURDIR)/src/styles/font-awesome.scss:$(CURDIR)/static/css/font-awesome.min.css
+
+styleshint:
+	$(FIND) src/styles -maxdepth 1 -name "*.scss" -print0 | xargs -0 -n1 $(SASS) --compass --scss $(SASSFLAGS) -c
+
+releaseassets: RJSFLAGS = generateSourceMaps=false preserveLicenseComments=true
+releaseassets: SASSFLAGS = --style=compressed --no-cache
+releaseassets: dist_gopath assets
+
+javascript:
+	$(MKDIR_P) $(OUTPUT_JS)
+	$(NODEJS) $(CURDIR)/build/r.js \
+		-o $(CURDIR)/build/build.js \
+		dir=$(OUTPUT_JS) $(RJSFLAGS)
+
+jshint:
+	@if [ "$(JSHINT)" = "" ]; then echo "Command 'jshint' not found"; exit 1; fi
+	$(FIND) static/ -wholename static/js/libs -prune -o -name "*.js" -print0 | xargs -0 -n1 $(JSHINT) --config .jshint
+
+jsbeautify:
+	@if [ "$(JS_BEAUTIFY)" = "" ]; then echo "Command 'js-beautify' not found"; exit 1; fi
+	$(FIND) static/ \( -path static/js/libs -o -path static/translation \) -prune -o -name "*.js" -exec $(JS_BEAUTIFY) -t -o {}.new {} \; -exec mv -f {}.new {} \;
+
+release: GOPATH = "$(DIST):$(VENDOR):$(CURDIR)"
+release: LDFLAGS = -X main.version $(PACKAGE_VERSION) -X main.defaultConfig $(CONFIG_PATH)/$(CONFIG_FILE)
+release: OUTPUT = $(DIST_BIN)
+release: dist_gopath $(DIST_BIN) binary releaseassets
+
+releasetest: GOPATH = "$(DIST):$(VENDOR):$(CURDIR)"
+releasetest: dist_gopath test
+
+install:
+	echo $(BIN)
+	echo $(SHARE)
+	$(INSTALL) -d $(BIN) $(CONF)
+	$(INSTALL) -d $(SHARE)/www/html
+	$(INSTALL) -d $(SHARE)/www/static
+	$(INSTALL) -d $(SHARE)/www/static/img
+	$(INSTALL) -d $(SHARE)/www/static/sounds
+	$(INSTALL) -d $(SHARE)/www/static/fonts
+	$(INSTALL) -d $(SHARE)/www/static/translation
+	$(INSTALL) -d $(SHARE)/www/static/css
+	$(INSTALL) $(DIST_BIN)/* $(BIN)
+	$(INSTALL) -m 644 server.conf.in $(CONF)/$(CONFIG_FILE)
+	$(INSTALL) html/* $(SHARE)/www/html
+	$(INSTALL) static/img/* $(SHARE)/www/static/img
+	$(INSTALL) static/sounds/* $(SHARE)/www/static/sounds
+	$(INSTALL) static/fonts/* $(SHARE)/www/static/fonts
+	$(INSTALL) static/translation/* $(SHARE)/www/static/translation
+	$(INSTALL) static/css/* $(SHARE)/www/static/css
+	$(INSTALL) -D static/js/libs/require/require.js $(SHARE)/www/static/js/libs/require/require.js
+	$(INSTALL) $(OUTPUT_JS)/*.js $(SHARE)/www/static/js
+
+clean:
+	GOPATH=$(GOPATH) $(GO) clean -i $(PKG)
+	rm -rf $(CURDIR)/pkg
+	rm -rf $(CURDIR)/static/css
+	rm -rf $(CURDIR)/static/fonts
+	rm -rf $(CURDIR)/build/out
+
+distclean: clean
+	rm -rf $(DIST)
+
+pristine: distclean
+	rm -f server.conf
+	rm -rf vendor/*
+
+$(DIST_SRC):
+	$(MKDIR_P) $@
+
+$(DIST_BIN):
+	$(MKDIR_P) $@
+
+dist_gopath: $(DIST_SRC)
+	$(FIND) $(SYSTEM_GOPATH) -mindepth 1 -maxdepth 1 -type d \
+			-exec ln -sf {} $(DIST_SRC) \;
+
+tarball: TARPATH = $(DIST)/$(PACKAGE_NAME)-$(PACKAGE_VERSION)
+tarball: BIN = $(TARPATH)/loader
+tarball: CONF = $(TARPATH)/loader
+tarball: DOCS = $(CONF)/docs
+tarball: SHARE = $(TARPATH)/
+tarball: distclean release install
+		echo -n $(PACKAGE_VERSION) > $(TARPATH)/version.txt
+		tar czf $(DIST)/$(PACKAGE_NAME)-$(PACKAGE_VERSION)_$(BUILD_OS)_$(BUILD_ARCH).tar.gz -C $(DIST) $(PACKAGE_NAME)-$(PACKAGE_VERSION)
+
+.PHONY: clean distclean pristine get getupdate build styles javascript release releasetest dist_gopath install gopath binary binaryrace binaryall tarball assets
diff --git a/NEWS b/NEWS
new file mode 100644
index 00000000..38d1e43b
--- /dev/null
+++ b/NEWS
@@ -0,0 +1 @@
+See https://github.com/strukturag/spreed-webrtc for further information.
diff --git a/README b/README
new file mode 100644
index 00000000..7c9740e8
--- /dev/null
+++ b/README
@@ -0,0 +1 @@
+See README.md for further information.
diff --git a/README.md b/README.md
index dcbcd26e..8bf95ed4 100644
--- a/README.md
+++ b/README.md
@@ -24,7 +24,12 @@ The latest version of Spreed WebRTC can be found on GitHub:
 
   Go, Sass and NodeJS need to be in your $PATH.
 
+  If you got spreed-webrtc from the git repository, you will first need
+  to run the included `autogen.sh` script to generate the `configure`
+  script.
+
   ```bash
+  $ ./configure
   $ make
   ```
 
diff --git a/autogen.sh b/autogen.sh
new file mode 100755
index 00000000..3d90e9b7
--- /dev/null
+++ b/autogen.sh
@@ -0,0 +1,22 @@
+#!/bin/sh
+
+# the pre-commit hook performs various formatting checks
+if test ! \( -x .git/hooks/pre-commit -a -L .git/hooks/pre-commit \); then \
+    rm -f .git/hooks/pre-commit; \
+    ln -s ../../src/hooks/pre-commit.hook .git/hooks/pre-commit; \
+fi
+
+if [ -x "`which autoreconf 2>/dev/null`" ] ; then
+   exec autoreconf -ivf
+fi
+
+LIBTOOLIZE=libtoolize
+SYSNAME=`uname`
+if [ "x$SYSNAME" = "xDarwin" ] ; then
+  LIBTOOLIZE=glibtoolize
+fi
+aclocal -I m4 && \
+	autoheader && \
+	$LIBTOOLIZE && \
+	autoconf && \
+	automake --add-missing --force-missing --copy
diff --git a/configure.ac b/configure.ac
new file mode 100644
index 00000000..33038727
--- /dev/null
+++ b/configure.ac
@@ -0,0 +1,110 @@
+#
+# Spreed WebRTC.
+# Copyright (C) 2013-2014 struktur AG
+#
+# This file is part of Spreed WebRTC.
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+
+dnl required version of autoconf
+AC_PREREQ([2.53])
+
+AC_INIT([spreed-webrtc],[unknown],[opensource@struktur.de],[],[https://github.com/strukturag/spreed-webrtc])
+
+# minimum required versions (actually one version before)
+GO_VERSION_MIN=1.0.9        # actually 1.1
+NODEJS_VERSION_MIN=0.7.9    # actually 0.8.0
+SASS_VERSION_MIN=3.1.9      # actually 3.2.0
+
+AC_CONFIG_SRCDIR([src/app/spreed-webrtc-server/main.go])
+AC_CONFIG_HEADERS([config.h])
+
+dnl required version of automake
+AM_INIT_AUTOMAKE([1.10])
+
+dnl enable mainainer mode by default
+AM_MAINTAINER_MODE([enable])
+
+AC_PROG_MKDIR_P
+AC_PROG_INSTALL
+AC_PROG_GREP
+AC_PROG_SED
+
+AC_SUBST(MKDIR_P)
+AC_SUBST(INSTALL)
+AC_SUBST(GREP)
+AC_SUBST(SED)
+
+AC_PATH_PROGS([FIND],[find])
+AC_PATH_PROGS([JSHINT],[jshint])
+AC_PATH_PROGS([JS_BEAUTIFY],[js-beautify])
+
+AC_SUBST(FIND)
+AC_SUBST(JSHINT)
+AC_SUBST(JS_BEAUTIFY)
+
+AC_PATH_PROGS([GO],[go])
+if test x"${GO}" == x"" ; then
+    AC_MSG_ERROR([Please install Go before trying to build spreed-webrtc.])
+fi
+GO_VERSION=`$GO version | sed 's/^go version go//' | $SED 's/ .*//'`
+if test "$GO_VERSION" == "`echo -e "$GO_VERSION\n$GO_VERSION_MIN" | sort -V | head -n1`" ; then
+    AC_MSG_ERROR([Please install Go $GO_VERSION_MIN or newer before trying to build spreed-webrtc (found Go $GO_VERSION).])
+fi
+AC_SUBST(GO)
+
+AC_PATH_PROGS([NODEJS],[nodejs node])
+if test x"${NODEJS}" == x"" ; then
+    AC_MSG_ERROR([Please install node.js before trying to build spreed-webrtc.])
+fi
+NODEJS_VERSION=`$NODEJS --version | $SED 's/^v//'`
+if test "$NODEJS_VERSION" == "`echo -e "$NODEJS_VERSION\n$NODEJS_VERSION_MIN" | sort -V | head -n1`" ; then
+    AC_MSG_ERROR([Please install node.js $NODEJS_VERSION_MIN or newer before trying to build spreed-webrtc (found node.js $NODEJS_VERSION).])
+fi
+AC_SUBST(NODEJS)
+
+AC_PATH_PROGS([SASS],[sass])
+if test x"${SASS}" == x"" ; then
+    AC_MSG_ERROR([Please install sass before trying to build spreed-webrtc.])
+fi
+SASS_VERSION=`$SASS --version | $SED 's/^Sass //' | $SED 's/ .*//'`
+if test "$SASS_VERSION" == "`echo -e "$SASS_VERSION\n$SASS_VERSION_MIN" | sort -V | head -n1`" ; then
+    AC_MSG_ERROR([Please install sass $SASS_VERSION_MIN or newer before trying to build spreed-webrtc (found sass $SASS_VERSION).])
+fi
+AC_SUBST(SASS)
+
+AC_PATH_PROGS([COMPASS],[compass])
+if test x"${COMPASS}" == x"" ; then
+    AC_MSG_ERROR([Please install compass before trying to build spreed-webrtc.])
+fi
+AC_SUBST(COMPASS)
+
+AC_PATH_PROGS([AUTOPREFIXER],[autoprefixer])
+if test x"${AUTOPREFIXER}" == x"" ; then
+    AC_MSG_ERROR([Please install autoprefixer before trying to build spreed-webrtc.])
+fi
+AC_SUBST(AUTOPREFIXER)
+
+VERSION=`dpkg-parsechangelog | sed -n 's/^Version: //p'`
+PACKAGE_VERSION="$VERSION"
+PACKAGE_STRING="$PACKAGE_NAME $PACKAGE_VERSION"
+AC_DEFINE_UNQUOTED(VERSION, ["$VERSION"], [Version number of package])
+AC_DEFINE_UNQUOTED(PACKAGE_VERSION, ["$PACKAGE_VERSION"], [Define to the version of this package.])
+AC_DEFINE_UNQUOTED(PACKAGE_STRING, ["$PACKAGE_STRING"], [Define to the full name and version of this package.])
+
+AC_CONFIG_FILES([
+    Makefile
+])
+AC_OUTPUT