bitbake 错误

zac@zac-System:/code/poky/rpi-build$ bitbake core-image-minimal
ERROR: OE-core’s config sanity checker detected a potential misconfiguration.
Either fix the cause of this error or at your own risk disable the checker (see sanity.conf).
Following is the list of potential problems / advisories:

libsdl-native is set to be ASSUME_PROVIDED but sdl-config can't be found in PATH. Please either install it, or configure qemu not to require sdl.

ERROR: Execution of event handler ‘check_sanity_eventhandler’ failed
ERROR: Command execution failed: Exited with 1

对于Ubuntu14.04来说，sudo apt-get install libsdl1.2-dev 即可