go/include
..
plan9
ar.h
bio.h
fmt.h
libc.h
link.h
README
u.h
utf.h

The header files under this directory are strictly internal to the gc
toolchain, so please don't copy them to the system include file
directory (/usr/include, /usr/local/include, etc.)

Also note that they must be kept as is in $GOROOT/include, or cmd/dist
will malfunction.