--- ./Makefile.orig	2022-06-02 11:04:12.143649567 +0200
+++ ./Makefile	2022-06-02 11:04:43.371242375 +0200
@@ -65,3 +65,6 @@
 	$(RM) $(OBJS) $(EXEC) $(deps)
 
 -include $(deps)
+
+install:
+	install -m644 sse2neon.h $(DESTDIR)$(PREFIX)/include/