savedcmd_drivers/mailbox/built-in.a := rm -f drivers/mailbox/built-in.a;  printf "drivers/mailbox/%s " mailbox.o arm_mhu.o arm_mhu_db.o imx-mailbox.o platform_mhu.o pcc.o bcm2835-mailbox.o ti-msgmgr.o hi3660-mailbox.o hi6220-mailbox.o qcom-apcs-ipc-mailbox.o tegra-hsp.o zynqmp-ipi-mailbox.o sun6i-msgbox.o qcom-ipcc.o | xargs ar cDPrST drivers/mailbox/built-in.a