Use solv_sort() rather than the GNU-specific qsort_r()
Use solv_sort() rather than the GNU-specific qsort_r()

Fixes https://github.com/rpm-software-management/libhif/issues/67

edynox/libdnf,cgwalters/libhif,hughsie/libhif,cgwalters/libhif,rpm-software-management/libdnf,rpm-software-management/libdnf,hughsie/libhif,rpm-software-management/libhif,rpm-software-management/libhif,rpm-software-management/libdnf,cgwalters/libhif,edynox/libdnf,rpm-software-management/libdnf,edynox/libdnf,rpm-software-management/libhif,hughsie/libhif,Conan-Kudo/libhif,Conan-Kudo/libhif,edynox/libdnf,rpm-software-management/libhif,Conan-Kudo/libhif,hughsie/libhif,Conan-Kudo/libhif,cgwalters/libhif