Cainiao problems with cross-compilation chain

There is a problem with the cross-compilation chain of Cainiao-Linux general technology-Linux programming and kernel information. The following is a detailed description. Problems with cross-compilation links during compilation
Updating cache./config. cach
Loading cache./config. cache within ltconfig
Checking for objdir... libs
Checking for gcc option to produce PIC...-fPIC-DPIC
Checking if gcc PIC flag-fPIC-DPIC works... yes
Checking if gcc static flag-static works... yes
Finding the maximum length of command line arguments... 49153
Checking if gcc supports-c-o file. o... yes
Checking if gcc supports-fno-rtti-fno-exceptions... no
Checking whether the linker (ld) supports shared libraries... yes
Checking how to hardcode library paths into programs... immediate
Checking whether stripping libraries is possible... yes
Checking dynamic linker characteristics... GNU/Linux ld. so
Checking command to parse nm output... OK
Checking if libtool supports shared libraries... yes
Checking whether to build shared libraries... no
Checking whether to build static libraries... yes
Creating libtool
Updating cache./config. cache
Loading cache./config. cache
Configure: error: Unrecognized target system type; please check config. sub.
Make: *** [configure-bfd] Error 1
[Root @ localhost build-binutils] #