Make timezones available to the host build.

Change-Id: Ib2c89ac13b03f07c6c712a544bc0d5d1c9dc57df
diff --git a/libc/zoneinfo/Android.mk b/libc/zoneinfo/Android.mk
index 2f36f9b..ef700e8 100644
--- a/libc/zoneinfo/Android.mk
+++ b/libc/zoneinfo/Android.mk
@@ -12,3 +12,15 @@
 ALL_PREBUILT += $(TARGET_OUT)/usr/share/zoneinfo/zoneinfo.version
 $(TARGET_OUT)/usr/share/zoneinfo/zoneinfo.version : $(LOCAL_PATH)/zoneinfo.version | $(ACP)
 	$(transform-prebuilt-to-target)
+
+# The host build doesn't use bionic, but it does use bionic's zoneinfo data
+ifeq ($(WITH_HOST_DALVIK),true)
+    ALL_PREBUILT += $(HOST_OUT)/usr/share/zoneinfo/zoneinfo.dat
+    $(eval $(call copy-one-file,$(LOCAL_PATH)/zoneinfo.dat,$(HOST_OUT)/usr/share/zoneinfo/zoneinfo.dat))
+
+    ALL_PREBUILT += $(HOST_OUT)/usr/share/zoneinfo/zoneinfo.idx
+    $(eval $(call copy-one-file,$(LOCAL_PATH)/zoneinfo.idx,$(HOST_OUT)/usr/share/zoneinfo/zoneinfo.idx))
+
+    ALL_PREBUILT += $(HOST_OUT)/usr/share/zoneinfo/zoneinfo.version
+    $(eval $(call copy-one-file,$(LOCAL_PATH)/zoneinfo.version,$(HOST_OUT)/usr/share/zoneinfo/zoneinfo.version))
+endif