-apps= apps/monitor/monitor.c apps/spi/spi.c apps/i2c/i2c.c apps/chipcon/chipcon.c apps/jtag/jtag.c apps/jtag/jtag430.c
-libs= lib/msp430f1612.c lib/command.c
+apps= apps/monitor/monitor.o apps/spi/spi.o apps/i2c/i2c.o apps/chipcon/chipcon.o apps/jtag/jtag.o apps/jtag/jtag430.o
+libs= lib/msp430f1612.o lib/command.o