--- Makefile.orig	2021-07-10 05:36:02 UTC
+++ Makefile
@@ -24,7 +24,7 @@ BINDIR ?= $(PREFIX)/bin
 VERSION = 0.4.2
 CPPFLAGS += -MMD -MP -DVERSION=\"$(VERSION)\"
 CXXFLAGS += -O2 -Wall
-CXXFLAGS += -march=native
+CXXFLAGS += ${FREEBSD_CXXFLAGS_SIMD}
 LDLIBS += -lsndfile -lfftw3f -lfftw3 -lpthread