1SubDir OBOS_TOP src add-ons print transports serial_port ; 2 3SubDirHdrs [ FDirName $(OBOS_TOP) src add-ons print transports shared ] ; 4 5UsePrivateHeaders interface print ; 6 7Addon Serial\ Port 8 : print transport 9 : print_transport.cpp 10; 11 12LinkSharedOSLibs Serial\ Port : be libprinttransportaddon.a 13 ; 14 15