BusyBox各版本下載 http://www.linuxidc.com/Linux/2011-08/40704.htm
為了和linux2.6.14對應起來，選用了BusyBox1.1.0，交叉編譯器為arm-linux-gcc3.4.1。編譯BusyBox時出現如下錯誤：
root@czu:~/桌面/socket/busybox-1.1.0# make
make -C /root/桌面/socket/busybox-1.1.0 \
top_srcdir=/root/桌面/socket/busybox-1.1.0 \
top_builddir=/root/桌面/socket/busybox-1.1.0 \
KBUILD_SRC=/root/桌面/socket/busybox-1.1.0 \
-f /root/桌面/socket/busybox-1.1.0/Makefile _all
make[1]: 正在進入目錄 `/root/桌面/socket/busybox-1.1.0'
scripts/bb_mkdep -c include/config.h -c include/bb_config.h \
-I /root/桌面/socket/busybox-1.1.0/include /root/桌面/socket/busybox-1.1.0 > .depend.tmp
mv .depend.tmp .depend
arm-linux-gcc -I/root/桌面/socket/busybox-1.1.0/include -I/root/桌面/socket/busybox-1.1.0/include -I/root/桌面/socket/busybox-1.1.0/libbb -funsigned-char -Wall -Wstrict-prototypes -Wshadow -Os -fstrict-aliasing -fomit-frame-pointer -D_GNU_SOURCE -DNDEBUG -c -o /root/桌面/socket/busybox-1.1.0/applets/applets.o /root/桌面/socket/busybox-1.1.0/applets/applets.c
In file included from /root/桌面/socket/busybox-1.1.0/include/busybox.h:27,
from /root/桌面/socket/busybox-1.1.0/applets/applets.c:33:
/root/桌面/socket/busybox-1.1.0/include/bb_config.h:1: error: parse error before '-' token
/root/桌面/socket/busybox-1.1.0/include/bb_config.h:1: error: syntax error at '#' token
In file included from /root/桌面/socket/busybox-1.1.0/include/busybox.h:27,
from /root/桌面/socket/busybox-1.1.0/applets/applets.c:33:
/root/桌面/socket/busybox-1.1.0/include/bb_config.h:759:2: #endif without #if
In file included from /usr/local/arm/3.4.1/bin/../lib/gcc/arm-linux/3.4.1/../../../../arm-linux/sys-include/sys/stat.h:105,
from /root/桌面/socket/busybox-1.1.0/include/busybox.h:33,
from /root/桌面/socket/busybox-1.1.0/applets/applets.c:33:
/usr/local/arm/3.4.1/bin/../lib/gcc/arm-linux/3.4.1/../../../../arm-linux/sys-include/bits/stat.h:90: error: parse error before '}' token
In file included from /root/桌面/socket/busybox-1.1.0/include/busybox.h:33,
from /root/桌面/socket/busybox-1.1.0/applets/applets.c:33:
/usr/local/arm/3.4.1/bin/../lib/gcc/arm-linux/3.4.1/../../../../arm-linux/sys-include/sys/stat.h:358: error: conflicting types for 'stat'
/usr/local/arm/3.4.1/bin/../lib/gcc/arm-linux/3.4.1/../../../../arm-linux/sys-include/sys/stat.h:208: error: previous declaration of 'stat' was here
/usr/local/arm/3.4.1/bin/../lib/gcc/arm-linux/3.4.1/../../../../arm-linux/sys-include/sys/stat.h:358: error: conflicting types for 'stat'
/usr/local/arm/3.4.1/bin/../lib/gcc/arm-linux/3.4.1/../../../../arm-linux/sys-include/sys/stat.h:208: error: previous declaration of 'stat' was here
/usr/local/arm/3.4.1/bin/../lib/gcc/arm-linux/3.4.1/../../../../arm-linux/sys-include/sys/stat.h:365: error: conflicting types for 'lstat'
/usr/local/arm/3.4.1/bin/../lib/gcc/arm-linux/3.4.1/../../../../arm-linux/sys-include/sys/stat.h:236: error: previous declaration of 'lstat' was here
/usr/local/arm/3.4.1/bin/../lib/gcc/arm-linux/3.4.1/../../../../arm-linux/sys-include/sys/stat.h:365: error: conflicting types for 'lstat'
/usr/local/arm/3.4.1/bin/../lib/gcc/arm-linux/3.4.1/../../../../arm-linux/sys-include/sys/stat.h:236: error: previous declaration of 'lstat' was here
/usr/local/arm/3.4.1/bin/../lib/gcc/arm-linux/3.4.1/../../../../arm-linux/sys-include/sys/stat.h:371: error: conflicting types for 'fstat'
/usr/local/arm/3.4.1/bin/../lib/gcc/arm-linux/3.4.1/../../../../arm-linux/sys-include/sys/stat.h:212: error: previous declaration of 'fstat' was here
/usr/local/arm/3.4.1/bin/../lib/gcc/arm-linux/3.4.1/../../../../arm-linux/sys-include/sys/stat.h:371: error: conflicting types for 'fstat'
/usr/local/arm/3.4.1/bin/../lib/gcc/arm-linux/3.4.1/../../../../arm-linux/sys-include/sys/stat.h:212: error: previous declaration of 'fstat' was here
In file included from /root/桌面/socket/busybox-1.1.0/include/libbb.h:39,
from /root/桌面/socket/busybox-1.1.0/include/busybox.h:50,
from /root/桌面/socket/busybox-1.1.0/applets/applets.c:33:
/root/桌面/socket/busybox-1.1.0/include/bb_config.h:1: error: parse error before '-' token
/root/桌面/socket/busybox-1.1.0/include/bb_config.h:1: error: syntax error at '#' token
In file included from /root/桌面/socket/busybox-1.1.0/include/libbb.h:39,
from /root/桌面/socket/busybox-1.1.0/include/busybox.h:50,
from /root/桌面/socket/busybox-1.1.0/applets/applets.c:33:
/root/桌面/socket/busybox-1.1.0/include/bb_config.h:759:2: #endif without #if
In file included from /root/桌面/socket/busybox-1.1.0/include/pwd_.h:24,
from /root/桌面/socket/busybox-1.1.0/include/libbb.h:44,
from /root/桌面/socket/busybox-1.1.0/include/busybox.h:50,
from /root/桌面/socket/busybox-1.1.0/applets/applets.c:33:
/usr/local/arm/3.4.1/bin/../lib/gcc/arm-linux/3.4.1/../../../../arm-linux/sys-include/pwd.h:59: error: parse error before '}' token
In file included from /root/桌面/socket/busybox-1.1.0/include/busybox.h:50,
from /root/桌面/socket/busybox-1.1.0/applets/applets.c:33:
/root/桌面/socket/busybox-1.1.0/include/libbb.h:108: warning: "struct stat" declared inside parameter list
/root/桌面/socket/busybox-1.1.0/include/libbb.h:118: warning: "struct stat" declared inside parameter list
/root/桌面/socket/busybox-1.1.0/include/libbb.h:119: warning: "struct stat" declared inside parameter list
/root/桌面/socket/busybox-1.1.0/include/libbb.h:411: warning: "struct stat" declared inside parameter list
/root/桌面/socket/busybox-1.1.0/include/libbb.h:412: warning: "struct stat" declared inside parameter list
make[1]: *** [/root/桌面/socket/busybox-1.1.0/applets/applets.o] 錯誤 1
make[1]:正在離開目錄 `/root/桌面/socket/busybox-1.1.0'
make: *** [_all] 錯誤 2
處理方法：修改 include/bb_config.h
看到此文件的第一行多了兩個字母 -e，刪除掉，退出文件再次執行make則可編譯通過