diff --git a/androidmk/cmd/androidmk/android.go b/androidmk/cmd/androidmk/android.go
index df01cf4a8..73ea4ac0f 100644
--- a/androidmk/cmd/androidmk/android.go
+++ b/androidmk/cmd/androidmk/android.go
@@ -24,7 +24,8 @@ import (
 )
 
 const (
-	clear_vars = "__android_mk_clear_vars"
+	clear_vars      = "__android_mk_clear_vars"
+	include_ignored = "__android_mk_include_ignored"
 )
 
 type bpVariable struct {
@@ -693,6 +694,10 @@ func allSubdirJavaFiles(args []string) string {
 	return "**/*.java"
 }
 
+func includeIgnored(args []string) string {
+	return include_ignored
+}
+
 var moduleTypes = map[string]string{
 	"BUILD_SHARED_LIBRARY":        "cc_library_shared",
 	"BUILD_STATIC_LIBRARY":        "cc_library_static",
@@ -729,6 +734,10 @@ func androidScope() mkparser.Scope {
 	globalScope.SetFunc("all-java-files-under", allJavaFilesUnder)
 	globalScope.SetFunc("all-proto-files-under", allProtoFilesUnder)
 	globalScope.SetFunc("all-subdir-java-files", allSubdirJavaFiles)
+	globalScope.SetFunc("all-makefiles-under", includeIgnored)
+	globalScope.SetFunc("first-makefiles-under", includeIgnored)
+	globalScope.SetFunc("all-named-subdir-makefiles", includeIgnored)
+	globalScope.SetFunc("all-subdir-makefiles", includeIgnored)
 
 	for k, v := range moduleTypes {
 		globalScope.Set(k, v)
diff --git a/androidmk/cmd/androidmk/androidmk.go b/androidmk/cmd/androidmk/androidmk.go
index 660d9a01e..385690c25 100644
--- a/androidmk/cmd/androidmk/androidmk.go
+++ b/androidmk/cmd/androidmk/androidmk.go
@@ -177,6 +177,9 @@ func convertFile(filename string, buffer *bytes.Buffer) (string, []error) {
 					makeModule(file, val)
 				case val == clear_vars:
 					resetModule(file)
+				case val == include_ignored:
+					// subdirs are already automatically included in Soong
+					continue
 				default:
 					file.errorf(x, "unsupported include")
 					continue
diff --git a/androidmk/cmd/androidmk/androidmk_test.go b/androidmk/cmd/androidmk/androidmk_test.go
index 0b8654097..9986889cc 100644
--- a/androidmk/cmd/androidmk/androidmk_test.go
+++ b/androidmk/cmd/androidmk/androidmk_test.go
@@ -460,6 +460,13 @@ endif # b==false
 // endif
 		`,
 	},
+	{
+		desc: "ignore all-makefiles-under",
+		in: `
+include $(call all-makefiles-under,$(LOCAL_PATH))
+`,
+		expected: ``,
+	},
 }
 
 func reformatBlueprint(input string) string {