Details on this package are located in Section 10.6.2, “Contents of Linux-Headers.”
The Linux Headers package contains the “sanitized” kernel headers.
Install the header files that are needed for the base build:
install -dv /tools/include cp -Rv include/asm-alpha /tools/include/asm cp -Rv include/asm-generic /tools/include cp -Rv include/linux /tools/include
Details on this package are located in Section 10.6.2, “Contents of Linux-Headers.”