Update MAKEFLAGS to automatically calculate the number of jobs to use

Signed-off-by: Bryan Hundven <bryanhundven@gmail.com>
Run oldconfig after selecting the defconfig

Signed-off-by: Bryan Hundven <bryanhundven@gmail.com>
Move the wildcard outside the double quotes

To fix copying the headers.

Signed-off-by: Bryan Hundven <bryanhundven@gmail.com>
Install binutils targets to the tools directory for pass1

Signed-off-by: Bryan Hundven <bryanhundven@gmail.com>