something concrete for discussion:

infrastructure for NOSTATICFN, replacing NOSTATICCORE

sys/unix/hints/macOS.370

@@ -308,6 +308,9 @@ override GAME=
 MOREALL += ( cd src ; $(MAKE) pregame ; $(MAKE) $(TARGETPFX)libnh.a )
 endif  # WANT_LIBNH
 
+# XXX TESTING ONLY - macOS doesn't need this:
+CFLAGS += -DNOSTATICFN
+
 # Lua
 # when building liblua.a, avoid warning that use of tmpnam() should be
 # replaced by mkstemp(); the lua code doesn't use nethack's config.h so