dvdnav/dvdread: run autoreconf

autogen.sh does not exist anymore
(cherry picked from commit b3e62f036664bf4edc1d1edafd3b9df012c92ffa)
Signed-off-by: Rafaël Carré <funman@videolan.org>

contrib/src/dvdnav/rules.mak

@@ -24,12 +24,12 @@ $(TARBALLS)/libdvdnav-git.tar.xz:
 
 dvdnav: libdvdnav-$(LIBDVDNAV_VERSION).tar.xz .sum-dvdnav
 	$(UNPACK)
+	cd $(UNPACK_DIR) && autoreconf -ivf
 	$(MOVE)
 
 DEPS_dvdnav = dvdcss dvdread
 
 .dvdnav: dvdnav .dvdcss .dvdread
-	cd $< && sh autogen.sh noconfig
 	cd $< && $(HOSTVARS) ./configure $(HOSTCONF) --disable-examples
 	cd $< && $(MAKE) install
 	touch $@

contrib/src/dvdread/rules.mak

@@ -22,12 +22,12 @@ dvdread: libdvdread-$(LIBDVDREAD_VERSION).tar.bz2 .sum-dvdread
 ifdef HAVE_WIN32
 	$(APPLY) $(SRC)/dvdread/dvdread-win32.patch
 endif
+	cd $(UNPACK_DIR) && autoreconf -ivf
 	$(MOVE)
 
 DEPS_dvdread = dvdcss
 
 .dvdread: dvdread .dvdcss
-	cd $< && sh autogen.sh noconfig
 	cd $< && $(HOSTVARS) ./configure $(HOSTCONF) --enable-libdvdcss
 	cd $< && $(MAKE) install
 	touch $@