diff --git a/android/arch.go b/android/arch.go
index 6742b0a..95f8803 100644
--- a/android/arch.go
+++ b/android/arch.go
@@ -329,14 +329,12 @@
 		if multilib == "" {
 			multilib = base.commonProperties.Default_multilib
 		}
-		var prefer32 bool
-		switch class {
-		case Device:
-			prefer32 = mctx.Config().DevicePrefer32BitExecutables()
-		case HostCross:
-			// Windows builds always prefer 32-bit
-			prefer32 = true
+
+		prefer32 := false
+		if base.prefer32 != nil {
+			prefer32 = base.prefer32(mctx, base, class)
 		}
+
 		targets, err := decodeMultilib(multilib, classTargets, prefer32)
 		if err != nil {
 			mctx.ModuleErrorf("%s", err.Error())
diff --git a/android/module.go b/android/module.go
index 92b11ed..01766b4 100644
--- a/android/module.go
+++ b/android/module.go
@@ -442,6 +442,8 @@
 
 	// For tests
 	buildParams []BuildParams
+
+	prefer32 func(ctx BaseModuleContext, base *ModuleBase, class OsClass) bool
 }
 
 func (a *ModuleBase) AddProperties(props ...interface{}) {
@@ -456,6 +458,10 @@
 	return a.buildParams
 }
 
+func (a *ModuleBase) Prefer32(prefer32 func(ctx BaseModuleContext, base *ModuleBase, class OsClass) bool) {
+	a.prefer32 = prefer32
+}
+
 // Name returns the name of the module.  It may be overridden by individual module types, for
 // example prebuilts will prepend prebuilt_ to the name.
 func (a *ModuleBase) Name() string {