--- Makefile.orig	2023-08-28 22:28:23 UTC
+++ Makefile
@@ -26,9 +26,7 @@
 CC ?= clang
 DV != $(CC) -dumpversion
 
-.if $(MACHINE) == "i386" || $(MACHINE) == "amd64" || $(MACHINE) == "x86_64"
-CFLAGS = $(CDEFS) -march=native -mssse3
-.elif $(MACHINE) == "arm"
+.if $(MACHINE) == "arm"
 CFLAGS = $(CDEFS) -fsigned-char
 .else
 CFLAGS = $(CDEFS)
