$:~/dd/busybox-1.19.3$ make menuconfig
HOSTCC scripts/basic/fixdep
HOSTCC scripts/basic/split-include
scripts/basic/split-include.c: 在函数‘main’中:
scripts/basic/split-include.c:134:11: 警告： 忽略声明有 warn_unused_result 属性的‘fgets’的返回值 [-Wunused-result]
HOSTCC scripts/basic/docproc
HOSTCC scripts/kconfig/conf.o
scripts/kconfig/conf.c: 在函数‘conf_choice’中:
scripts/kconfig/conf.c:354:9: 警告： 忽略声明有 warn_unused_result 属性的‘fgets’的返回值 [-Wunused-result]
scripts/kconfig/conf.c: 在函数‘conf_askvalue’中:
scripts/kconfig/conf.c:106:8: 警告： 忽略声明有 warn_unused_result 属性的‘fgets’的返回值 [-Wunused-result]
HOSTCC scripts/kconfig/kxgettext.o
HOSTCC scripts/kconfig/mconf.o
scripts/kconfig/mconf.c: 在函数‘show_textbox’中:
scripts/kconfig/mconf.c:839:7: 警告： 忽略声明有 warn_unused_result 属性的‘write’的返回值 [-Wunused-result]
scripts/kconfig/mconf.c: 在函数‘exec_conf’中:
scripts/kconfig/mconf.c:473:6: 警告： 忽略声明有 warn_unused_result 属性的‘pipe’的返回值 [-Wunused-result]
HOSTCC scripts/kconfig/zconf.tab.o
HOSTLD scripts/kconfig/mconf
HOSTCC scripts/kconfig/lxdialog/checklist.o
In file included from scripts/kconfig/lxdialog/checklist.c:24:0:
scripts/kconfig/lxdialog/dialog.h:31:20: 致命错误： curses.h：没有那个文件或文件夹
编译中断。
make[2]: *** [scripts/kconfig/lxdialog/checklist.o] 错误 1
make[1]: *** [menuconfig] 错误 2
make: *** [menuconfig] 错误 2
解决的方法：ubuntu系统中缺少一个套件ncurses devel ，把此套件安装下就可以
$ sudo apt-get install libncurses5-dev
