We will use '-musl' to identify musl based systems
this patch lays the foundation for recognising those
and map them to internal variable representations
(From OE-Core rev: 9cd77aed67373e33dc69158ab02b94d7045c1119)
Signed-off-by: Khem Raj <raj.khem@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
Khem Raj