diff -cr orig/elc/Makefile.linux new/elc/Makefile.linux
*** orig/elc/Makefile.linux	Thu Jun 14 13:58:31 2007
--- new/elc/Makefile.linux	Wed Jun 20 22:23:26 2007
***************
*** 2,7 ****
--- 2,11 ----
  
  -include make.conf
  
+ ifeq ($(shell uname -m),x86_64) 
+ 	FEATURES += X86_64
+ endif
+ 
  # basic compiling and linking - rarely changed
  OPTIONS = -DLINUX -DELC $(foreach FEATURE, $(FEATURES), -D$(FEATURE))
  CFLAGS=$(PLATFORM) $(CWARN) -O0 -ggdb -pipe $(OPTIONS) $(shell sdl-config --cflags) $(shell xml2-config --cflags) -fno-strict-aliasing $(EXTRA_INCLUDES)
diff -cr orig/map_editor/Makefile.linux new/map_editor/Makefile.linux
*** orig/map_editor/Makefile.linux	Sun Jun 17 01:59:36 2007
--- new/map_editor/Makefile.linux	Wed Jun 20 22:26:23 2007
***************
*** 9,14 ****
--- 9,18 ----
  OPTIONS=-DLINUX -DMAP_EDITOR -DPARTICLE_SYS_SOUND -DNEW_CLIENT -DROTATE_PARTICLES -DEYE_CANDY -DSFX -DNEW_E3D_FORMAT
  #-DGL_GLEXT_PROTOTYPES # needed in my SDL_opengl.h for some function declarations
  
+ ifeq ($(shell uname -m),x86_64)
+ 	OPTIONS += -DX86_64
+ endif
+ 
  GTK_CFLAGS = $(shell gtk-config --cflags) #If you wish to use the old gtk, compile with "make gtk"
  GTK2_CFLAGS = $(shell pkg-config gtk+-2.0 --cflags) -DGTK2