Revert back to autotools build for FFTS

lib/ffts/debian/rules

@@ -1,7 +1,7 @@
 #!/usr/bin/make -f
 
 include /usr/share/cdbs/1/rules/simple-patchsys.mk
-include /usr/share/cdbs/1/class/cmake.mk
+include /usr/share/cdbs/1/class/autotools.mk
 include /usr/share/cdbs/1/rules/debhelper.mk
 
 DEB_CONFIGURE_INCLUDEDIR := /usr/include
@@ -18,6 +18,21 @@ DEB_BUILD_GNU_TYPE ?= $(shell dpkg-architecture -qDEB_BUILD_GNU_TYPE)
 DEB_DH_BUILDDEB_ARGS += -- -Z$(shell dpkg-deb --help | grep -q ":.* xz[,.]" \
                                && echo xz || echo bzip2)
 
-DEB_CMAKE_EXTRA_FLAGS := \
- -DGENERATE_POSITION_INDEPENDENT_CODE="ON" \
- -DENABLE_SHARED="ON"
+ifneq (,$(findstring x86_64-,$(DEB_BUILD_GNU_TYPE)))
+	cdbs_configure_flags := --enable-single --enable-sse --enable-shared --disable-rpath
+else ifneq (,$(findstring arm-,$(DEB_BUILD_GNU_TYPE)))
+	cdbs_configure_flags := --enable-single --enable-neon --enable-shared --disable-rpath
+else
+	cdbs_configure_flags := --enable-single --enable-shared --disable-rpath
+endif
+
+post-patches:: debian/stamp-bootstrap
+
+debian/stamp-bootstrap:
+	! [ -f /usr/share/libtool/ltmain.sh ] || \
+	cp -f /usr/share/libtool/ltmain.sh ltmain.sh
+	! [ -f /usr/share/libtool/config/ltmain.sh ] || \
+	cp -f /usr/share/libtool/config/ltmain.sh ltmain.sh
+	autoreconf -i
+
+	touch debian/stamp-bootstrap