contrib: update config.{sub,guess} for a few sout related libs

contrib/src/lame/rules.mak

@@ -11,6 +11,7 @@ $(TARBALLS)/lame-$(LAME_VERSION).tar.gz:
 lame: lame-$(LAME_VERSION).tar.gz .sum-lame
 	$(UNPACK)
 	$(APPLY) $(SRC)/lame/lame-forceinline.patch
+	$(UPDATE_AUTOCONFIG)
 	$(MOVE)
 
 .lame: lame

contrib/src/shout/rules.mak

@@ -19,6 +19,7 @@ $(TARBALLS)/libshout-$(SHOUT_VERSION).tar.gz:
 libshout: libshout-$(SHOUT_VERSION).tar.gz .sum-shout
 	$(UNPACK)
 	$(APPLY) $(SRC)/shout/libshout-win32.patch
+	$(UPDATE_AUTOCONFIG)
 	$(MOVE)
 
 DEPS_shout = ogg $(DEPS_ogg) theora $(DEPS_theora) speex $(DEPS_speex)

contrib/src/twolame/rules.mak

@@ -23,6 +23,7 @@ twolame: twolame-$(TWOLAME_VERSION).tar.gz twolame-winutil.h .sum-twolame
 ifdef HAVE_WIN32
 	cp -f $(filter %winutil.h,$^) $@-$(TWOLAME_VERSION)/win32/winutil.h
 endif
+	$(UPDATE_AUTOCONFIG) && cd $(UNPACK_DIR) && cp config.guess config.sub build-scripts
 	$(MOVE)
 
 .twolame: twolame

contrib/src/x264/rules.mak

@@ -44,6 +44,7 @@ x264: x264-$(X264_VERSION).tar.gz .sum-x264
 	rm -Rf x264-git
 	mkdir -p x264-git
 	$(ZCAT) "$<" | (cd x264-git && tar xv --strip-components=1)
+	$(UPDATE_AUTOCONFIG)
 	$(MOVE)
 
 .x264: x264

contrib/src/x26410b/rules.mak

@@ -42,6 +42,7 @@ x26410b: x26410b-$(X264_VERSION).tar.gz .sum-x26410b
 	rm -Rf x26410b-git
 	mkdir -p x26410b-git
 	$(ZCAT) "$<" | (cd x26410b-git && tar xv --strip-components=1)
+	$(UPDATE_AUTOCONFIG)
 	$(MOVE)
 
 .x26410b: x26410b