contrib: Don't hardcode Android ABI tag in live555 build script

Signed-off-by: Rafaël Carré <funman@videolan.org>

contrib/src/live555/rules.mak

@@ -44,7 +44,7 @@ endif
 		-e 's%^\(COMPILE_OPTS.*\)$$%\1 '"$(EXTRA_CFLAGS)%" config.*
 	cd live && sed -e 's%-D_FILE_OFFSET_BITS=64%-D_FILE_OFFSET_BITS=64\ -fPIC\ -DPIC%' -i.orig config.linux
 ifdef HAVE_ANDROID
-	cd live && sed -e 's%-DPIC%-DPIC -DNO_SSTREAM=1 -DLOCALE_NOT_USED -I$(ANDROID_NDK)/platforms/android-9/arch-arm/usr/include%' -i.orig config.linux
+	cd live && sed -e 's%-DPIC%-DPIC -DNO_SSTREAM=1 -DLOCALE_NOT_USED -I$(ANDROID_NDK)/platforms/android-9/arch-$(PLATFORM_SHORT_ARCH)/usr/include%' -i.orig config.linux
 	patch -p0 < $(SRC)/live555/android.patch
 endif
 	mv live $@