libxml2 provides a libxml2.a library, which wasn't included in any of
the packages. Usually static libs are included into a -staticdev
package, but this package wasn't generated for libxml2, due to
libxml2.inc redeclaring PACKAGES variable (to include libxml2-utils).
Replace PACKAGES setting with expansion to include all default packages
(and so -staticdev package with libxml2.a).
Signed-off-by: Dmitry Eremin-Solenikov <dbaryshkov@gmail.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>