Fix missing inttypes define on ARM
Fix missing inttypes define on ARM

BUG=none
TEST=emerge-tegra2_seaboard vboot_reference-firmware

Change-Id: Ia14468885454383945dd47d328a54c7f6b7221e0
Reviewed-on: http://gerrit.chromium.org/gerrit/4667
Tested-by: Randall Spangler <62698fdbb84d1779579ee80c3f39fac22017e5bc@chromium.org>
Reviewed-by: Elly Jones <1693f95ea06ee6d7b2276cb599c3f4f33a951d9c@chromium.org>

marineam/seismograph,coreboot/vboot,ccaapton/vboot_reference,ionave/seismograph,geekboxzone/mmallow_external_vboot_reference,acorn-marvell/vboot_reference,coreboot/vboot,acorn-marvell/vboot_reference,marineam/seismograph,acorn-marvell/vboot_reference,acorn-marvell/vboot_reference,marineam/seismograph,coreboot/vboot,ionave/seismograph,ccaapton/vboot_reference,ionave/seismograph,coreboot/vboot,geekboxzone/mmallow_external_vboot_reference,ccaapton/vboot_reference,geekboxzone/mmallow_external_vboot_reference,geekboxzone/mmallow_external_vboot_reference,ccaapton/vboot_reference,marineam/seismograph,geekboxzone/mmallow_external_vboot_reference,coreboot/vboot