v4.19.13 snapshot.
diff --git a/include/uapi/linux/Kbuild b/include/uapi/linux/Kbuild
new file mode 100644
index 0000000..ca2787d
--- /dev/null
+++ b/include/uapi/linux/Kbuild
@@ -0,0 +1,13 @@
+# UAPI Header export list
+
+ifeq ($(wildcard $(srctree)/arch/$(SRCARCH)/include/uapi/asm/a.out.h),)
+no-export-headers += a.out.h
+endif
+
+ifeq ($(wildcard $(srctree)/arch/$(SRCARCH)/include/uapi/asm/kvm.h),)
+no-export-headers += kvm.h
+endif
+
+ifeq ($(wildcard $(srctree)/arch/$(SRCARCH)/include/uapi/asm/kvm_para.h),)
+no-export-headers += kvm_para.h
+endif