We need to recognize arm-unknown-linux-androideabi

Change-Id: I1992f3fc150a4e205a2247e210ce8af91664982c

external/libxslt/UnpackedTarball_xslt.mk

@@ -13,6 +13,7 @@ $(eval $(call gb_UnpackedTarball_set_tarball,xslt,$(LIBXSLT_TARBALL)))
 
 $(eval $(call gb_UnpackedTarball_add_patches,xslt,\
 	external/libxslt/libxslt-config.patch.1 \
+	external/libxslt/libxslt-configure.patch.1 \
 	external/libxslt/libxslt-freebsd.patch.1 \
 	external/libxslt/libxslt-internal-symbols.patch \
 	external/libxslt/libxslt-vc10.patch \

external/libxslt/libxslt-configure.patch.1

+-*- Mode: Diff -*-
+We need to recognize arm-unknown-linux-androideabi
+
+--- a/config.sub
++++ b/config.sub
+@@ -120,7 +120,7 @@
+ # Here we must recognize all the valid KERNEL-OS combinations.
+ maybe_os=`echo $1 | sed 's/^\(.*\)-\([^-]*-[^-]*\)$/\2/'`
+ case $maybe_os in
+-  nto-qnx* | linux-gnu* | linux-dietlibc | linux-newlib* | linux-uclibc* | \
++  nto-qnx* | linux-androideabi* | linux-gnu* | linux-dietlibc | linux-newlib* | linux-uclibc* | \
+   uclinux-uclibc* | uclinux-gnu* | kfreebsd*-gnu* | knetbsd*-gnu* | netbsd*-gnu* | \
+   storm-chaos* | os2-emx* | rtmk-nova*)
+     os=-$maybe_os
+@@ -1218,7 +1218,7 @@
+ 	      | -udi* | -eabi* | -lites* | -ieee* | -go32* | -aux* \
+ 	      | -chorusos* | -chorusrdb* \
+ 	      | -cygwin* | -pe* | -psos* | -moss* | -proelf* | -rtems* \
+-	      | -mingw32* | -linux-gnu* | -linux-newlib* | -linux-uclibc* \
++	      | -mingw32* | -linux-androideabi | -linux-gnu* | -linux-newlib* | -linux-uclibc* \
+ 	      | -uxpv* | -beos* | -mpeix* | -udk* \
+ 	      | -interix* | -uwin* | -mks* | -rhapsody* | -darwin* | -opened* \
+ 	      | -openstep* | -oskit* | -conix* | -pw32* | -nonstopux* \