--- config.mk	2009-01-10 21:09:12.816066481 -0600
+++ config.mk.new	2009-01-10 21:09:44.244860368 -0600
@@ -255,6 +255,17 @@
 OBJ_DIR=$(DEPTH)/x11/REDHAT_LINUX PCKG_NAME="redhatlinux" \
 $(TARGETS)
 
+# New, 64-bit based systems:
+x86_64:
+	@$(MAKE) CC="g++" \
+CFLAGS="-O2 -mtune=native -pipe -DUSE_RANDOM -DXEVIL_KEYSET=UIlinux -DUSE_UINT_NET_LENGTH" \
+LINK_FLAGS="" \
+INCL_DIRS="-I/usr/X11R6/include" \
+LIBS_DIRS="-L/usr/X11R6/lib" \
+LIBS="-lXpm -lpthread -lX11 -lm" \
+OBJ_DIR=$(DEPTH)/x11/REDHAT_LINUX PCKG_NAME="redhatlinux" \
+$(TARGETS)
+
 #For debian-linux
 debian-linux:
 	@$(MAKE) CC="g++" \