Export headers as libhardware_headers

Bug: 33241851
Test: Build sailfish
Merged-In: I745031b8a8099a84610bbc2224ef2b6b6ad2e70d
Change-Id: I745031b8a8099a84610bbc2224ef2b6b6ad2e70d
diff --git a/Android.bp b/Android.bp
index f093c56..64f5c8e 100644
--- a/Android.bp
+++ b/Android.bp
@@ -1,5 +1,10 @@
 // Copyright 2006 The Android Open Source Project
 
+cc_library_headers {
+    name: "libhardware_headers",
+    export_include_dirs: ["include"],
+}
+
 cc_library_shared {
     name: "libhardware",
 
@@ -10,6 +15,7 @@
         "libdl",
     ],
     cflags: ["-DQEMU_HARDWARE"],
+    export_include_dirs: ["include"],
 }
 
 subdirs = [