make menuconfig之后错误如下所示：
taozhang@taozhang-virtual-machine:~/share/4412/buildroot/buildroot-2015.05$ make menuconfig
mkdir -p /home/taozhang/share/4412/buildroot/buildroot-2015.05/output/build/buildroot-config/lxdialog
PKG_CONFIG_PATH="" make CC="/usr/bin/gcc" HOSTCC="/usr/bin/gcc" \obj=/home/taozhang/share/4412/buildroot/buildroot-2015.05/output/build/buildroot-config -C support/kconfig -f Makefile.br mconf
make[1]: 正在进入目录 `/home/taozhang/share/4412/buildroot/buildroot-2015.05/support/kconfig'*** Unable to find the ncurses libraries or the*** required header files.*** 'make menuconfig' requires the ncurses libraries.*** *** Install ncurses (ncurses-devel) and try again.***
make[1]: *** [/home/taozhang/share/4412/buildroot/buildroot-2015.05/output/build/buildroot-config/dochecklxdialog] 错误 1
make[1]:正在离开目录 `/home/taozhang/share/4412/buildroot/buildroot-2015.05/support/kconfig'
make: *** [/home/taozhang/share/4412/buildroot/buildroot-2015.05/output/build/buildroot-config/mconf] 错误 2
原因是缺少一个库文件，可以使用如下命令解决：
sudo apt-get install ncurses-dev