added x86_64_uclibc platform support

configs/orangepi_pc_defconfig

@@ -5,14 +5,12 @@ export PATH=$PATH:/opt/toolchains/arm-buildroot-linux-uclibcgnueabihf/bin
 export PKG_CONFIG_PATH=/opt/toolchains/arm-buildroot-linux-uclibcgnueabihf/arm-buildroot-linux-uclibcgnueabihf/sysroot/usr/lib/pkgconfig
 export version=0.0.1                                  # script version
 export root=$(pwd)                                    # root build directory
-# disk="sdz"                                     # disk to write install image
 export distro_name="Simple Linux"                           # distro name
 export distro_pretty_name="Simple Linux"
 export distro_id="simple"
 export distro_build_id="rolling"
 export distro_desc="Simple linux distro"              # distro desctiption
 export distro_codename="zero_zero_one"                 # distro codename
-# hyperv_support="false"                         # hyperv support for kernel image
 export BOARD_NAME=orangepi_pc
 export out=$root/out                                  # output directory
 export build=$root/build                              # build directory
@@ -36,6 +34,7 @@ export UBOOT_DEFCONFIG=orangepi_pc_defconfig
 export ZLIB_ENABLE=y
 export DROPBEAR_ENABLE=y
 export IMAGE_USABLE_ENABLE=y
+export IMAGE_ENABLE=y
 export SFTP_SERVER_ENABLE=y
 export CURL_ENABLE=n
 export BASH_ENABLE=n