编译u-boot-1.1.6出错，怎么办？

[root@localhost u-boot-1.1.6]# make
for dir in tools examples post post/cpu ; do make -C $dir _depend ; done
make[1]: Entering directory `/opt/EmbedSky/u-boot-1.1.6/tools'
make[1]: Nothing to be done for `_depend'.
make[1]: Leaving directory `/opt/EmbedSky/u-boot-1.1.6/tools'
make[1]: Entering directory `/opt/EmbedSky/u-boot-1.1.6/examples'
make[1]: Nothing to be done for `_depend'.
make[1]: Leaving directory `/opt/EmbedSky/u-boot-1.1.6/examples'
make[1]: Entering directory `/opt/EmbedSky/u-boot-1.1.6/post'
make[1]: Nothing to be done for `_depend'.
make[1]: Leaving directory `/opt/EmbedSky/u-boot-1.1.6/post'
make[1]: Entering directory `/opt/EmbedSky/u-boot-1.1.6/post/cpu'
make[1]: Nothing to be done for `_depend'.
make[1]: Leaving directory `/opt/EmbedSky/u-boot-1.1.6/post/cpu'
make -C tools all
make[1]: Entering directory `/opt/EmbedSky/u-boot-1.1.6/tools'
gcc -Wall -pedantic -idirafter /opt/EmbedSky/u-boot-1.1.6/include -idirafter /opt/EmbedSky/u-boot-1.1.6/include2 -idirafter /opt/EmbedSky/u-boot-1.1.6/include -DTEXT_BASE=0x33D00000 -DUSE_HOSTCC -O -c -o img2srec.o img2srec.c
make[1]: gcc: Command not found
make[1]: *** [img2srec.o] Error 127
make[1]: Leaving directory `/opt/EmbedSky/u-boot-1.1.6/tools'
make: *** [tools] Error 2
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交叉编译器已经安装上了的，但是不能make为什么？
后来又下了u-boot-1。1.1。3，然后连make EmbedSky_config都不行

1、严重警告楼主你发的帖子全都没有在对应的版块中，本次警告，下次禁言一周！

2、你的问题全都都是没有仔细看手册，交叉编绎器的环境变量都没有设置

TQ-lkp 发表于 2013-5-17 09:18
1、严重警告楼主你发的帖子全都没有在对应的版块中，本次警告，下次禁言一周！

2、你的问题全都都是没有 ...

请问是看什么手册啊？