diff --git a/Android.bp b/Android.bp
index ccab727..aeabb13 100644
--- a/Android.bp
+++ b/Android.bp
@@ -360,9 +360,19 @@
     defaults: ["linux_bionic_supported"],
     vendor_available: true,
     recovery_available: true,
+
     arch: {
         arm: {
-            instruction_set: "arm",
+            src: "prebuilts/gcc/linux-x86/arm/arm-linux-androideabi-4.9/arm-linux-androideabi/lib/libatomic.a",
+        },
+        arm64: {
+            src: "prebuilts/gcc/linux-x86/aarch64/aarch64-linux-android-4.9/aarch64-linux-android/lib64/libatomic.a",
+        },
+        x86: {
+            src: "prebuilts/gcc/linux-x86/x86/x86_64-linux-android-4.9/x86_64-linux-android/lib/libatomic.a",
+        },
+        x86_64: {
+            src: "prebuilts/gcc/linux-x86/x86/x86_64-linux-android-4.9/x86_64-linux-android/lib64/libatomic.a",
         },
     },
 }
@@ -372,9 +382,19 @@
     defaults: ["linux_bionic_supported"],
     vendor_available: true,
     recovery_available: true,
+
     arch: {
         arm: {
-            instruction_set: "arm",
+            src: "prebuilts/gcc/linux-x86/arm/arm-linux-androideabi-4.9/lib/gcc/arm-linux-androideabi/4.9.x/libgcc.a",
+        },
+        arm64: {
+            src: "prebuilts/gcc/linux-x86/aarch64/aarch64-linux-android-4.9/lib/gcc/aarch64-linux-android/4.9.x/libgcc.a",
+        },
+        x86: {
+            src: "prebuilts/gcc/linux-x86/x86/x86_64-linux-android-4.9/lib/gcc/x86_64-linux-android/4.9.x/32/libgcc.a",
+        },
+        x86_64: {
+            src: "prebuilts/gcc/linux-x86/x86/x86_64-linux-android-4.9/lib/gcc/x86_64-linux-android/4.9.x/libgcc.a",
         },
     },
 }
@@ -387,15 +407,31 @@
         windows: {
             enabled: true,
         },
+        windows_x86: {
+            src: "prebuilts/gcc/linux-x86/host/x86_64-w64-mingw32-4.8/x86_64-w64-mingw32/lib32/libwinpthread.a",
+        },
+        windows_x86_64: {
+            src: "prebuilts/gcc/linux-x86/host/x86_64-w64-mingw32-4.8/x86_64-w64-mingw32/lib/libwinpthread.a",
+        },
     },
 }
 
 toolchain_library {
     name: "libgcov",
     defaults: ["linux_bionic_supported"],
+
     arch: {
         arm: {
-            instruction_set: "arm",
+            src: "prebuilts/gcc/linux-x86/arm/arm-linux-androideabi-4.9/lib/gcc/arm-linux-androideabi/4.9.x/libgcov.a",
+        },
+        arm64: {
+            src: "prebuilts/gcc/linux-x86/aarch64/aarch64-linux-android-4.9/lib/gcc/aarch64-linux-android/4.9.x/libgcov.a",
+        },
+        x86: {
+            src: "prebuilts/gcc/linux-x86/x86/x86_64-linux-android-4.9/lib/gcc/x86_64-linux-android/4.9.x/32/libgcov.a",
+        },
+        x86_64: {
+            src: "prebuilts/gcc/linux-x86/x86/x86_64-linux-android-4.9/lib/gcc/x86_64-linux-android/4.9.x/libgcov.a",
         },
     },
 }