VM+ubuntu，编译huawei EC6109 SDK 报错，不知道啥原因

环境：
ubuntu 14，内核3.13.0-24-generic
源代码：https://kgithub.com/tegzwn/HiSTBLinuxV100R005C00SPC050

报错：
1、
master/HiSTBLinuxV100R005C00SPC041B020/out/hi3798mv100/hi3798mdmo1g/obj/source/boot/fastboot/include/configs/export.sh
make -C /mnt/hgfs/STB/hi3798mv100-master/HiSTBLinuxV100R005C00SPC041B020/out/hi3798mv100/hi3798mdmo1g/obj/source/boot/fastboot ARCH=arm CROSS_COMPILE=arm-histbv310-linux- LIBSPRODUCT=/mnt/hgfs/STB/hi3798mv100-master/HiSTBLinuxV100R005C00SPC041B020/out/hi3798mv100/hi3798mdmo1g/obj/source/boot/product/libproduct.a CONFIG_COMPRESS_BOOT= O= CONFIG_MERGE_IMAGE= hi3798mx_config
make[2]: Entering directory /mnt/hgfs/STB/hi3798mv100-master/HiSTBLinuxV100R005C00SPC041B020/out/hi3798mv100/hi3798mdmo1g/obj/source/boot/fastboot' Configuring for hi3798mx board... ln: failed to create symbolic link ‘asm’: Operation not supported make[2]: *** [hi3798mx_config] Error 1 make[2]: Leaving directory /mnt/hgfs/STB/hi3798mv100-master/HiSTBLinuxV100R005C00SPC041B020/out/hi3798mv100/hi3798mdmo1g/obj/source/boot/fastboot'
make[1]: *** [product] Error 2
make[1]: Leaving directory `/mnt/hgfs/STB/hi3798mv100-master/HiSTBLinuxV100R005C00SPC041B020/source/boot'
make: *** [hiboot] Error 2