diff -urN simutrans-0.111.2.2/Makefile simutrans-0.111.2.2-patched/Makefile
--- simutrans-0.111.2.2/Makefile	2012-03-21 08:34:16.000000000 +1100
+++ simutrans-0.111.2.2-patched/Makefile	2012-04-17 01:46:01.854155383 +1100
@@ -44,6 +44,7 @@
 endif
 
 ifeq ($(OSTYPE),linux)
+  CFLAGS += -DUSE_HW -DUSE_C
   LIBS += -lz -lbz2
 endif
 
@@ -81,13 +82,6 @@
 
 ifneq ($(OPTIMISE),)
     CFLAGS += -O3
-  ifneq ($(OSTYPE),mac)
-    ifneq ($(OSTYPE),haiku)
-      ifneq ($(OSTYPE),amiga)
-        CFLAGS += -minline-all-stringops
-      endif
-    endif
-  endif
 else
   CFLAGS += -O
 endif