--- a/Makefile	Wed May 17 21:26:12 2006 +0000
+++ b/Makefile	Thu May 18 02:43:23 2006 +0000
@@ -635,6 +635,7 @@
 SRCS += network_server.c
 SRCS += network_udp.c
 SRCS += newgrf.c
+SRCS += newgrf_cargo.c
 SRCS += newgrf_engine.c
 SRCS += newgrf_spritegroup.c
 SRCS += newgrf_station.c