/usr/arm-linux-androideabi/include/linux/mtd/ is in gcc-arm-linux-androideabi 0.20130705.1-0ubuntu7.
This file is owned by root:root, with mode 0o755.
..
/usr/arm-linux-androideabi/include/linux/mtd/bbm.h
/usr/arm-linux-androideabi/include/linux/mtd/blktrans.h
/usr/arm-linux-androideabi/include/linux/mtd/cfi.h
/usr/arm-linux-androideabi/include/linux/mtd/cfi_endian.h
/usr/arm-linux-androideabi/include/linux/mtd/compatmac.h
/usr/arm-linux-androideabi/include/linux/mtd/flashchip.h
/usr/arm-linux-androideabi/include/linux/mtd/map.h
/usr/arm-linux-androideabi/include/linux/mtd/mtd.h
/usr/arm-linux-androideabi/include/linux/mtd/nand.h
/usr/arm-linux-androideabi/include/linux/mtd/nand_ecc.h
/usr/arm-linux-androideabi/include/linux/mtd/nftl.h
/usr/arm-linux-androideabi/include/linux/mtd/onenand_regs.h
/usr/arm-linux-androideabi/include/linux/mtd/partitions.h