--- Makefile.orig	2018-06-09 23:15:05 UTC
+++ Makefile
@@ -10,7 +10,7 @@ MANDIR ?= $(PREFIX)/share/man/man1
 # see http://lv2plug.in/pages/filesystem-hierarchy-standard.html, don't use libdir
 LV2DIR ?= $(PREFIX)/lib/lv2
 
-OPTIMIZATIONS ?= -msse -msse2 -mfpmath=sse -ffast-math -fomit-frame-pointer -O3 -fno-finite-math-only -DNDEBUG
+OPTIMIZATIONS ?= $(PORT_SIMD_FLAGS) -ffast-math -fomit-frame-pointer -fno-finite-math-only -DNDEBUG
 CFLAGS ?= -Wall -g -Wno-unused-function
 STRIP  ?= strip