Index: higan/GNUmakefile
--- higan/GNUmakefile.orig
+++ higan/GNUmakefile
@@ -23,10 +23,7 @@ else ifeq ($(platform),macos)
     link += -dynamiclib
   endif
 else ifneq ($(filter $(platform),linux bsd),)
-  flags += -fopenmp
-  link += -fopenmp
   ifeq ($(binary),application)
-    flags += -march=native
     link += -Wl,-export-dynamic
     link += -lX11 -lXext
   else ifeq ($(binary),library)