tdowty@ubuntu:~/amd/poky-amd-kirkstone/build-v3000-kirkstone$ bitbake-getvar PACKAGE_CLASSES -r secure-core-image
#
# $PACKAGE_CLASSES [7 operations]
#   :remove /home/tdowty/amd/poky-amd-kirkstone/build-v3000-kirkstone/conf/auto.conf:14
#     "package_deb"
#   set /home/tdowty/amd/poky-amd-kirkstone/build-v3000-kirkstone/conf/auto.conf:15
#     "package_rpm"
#   set? /home/tdowty/amd/poky-amd-kirkstone/build-v3000-kirkstone/conf/local.conf:108
#     "package_rpm"
#   set /home/tdowty/amd/poky-amd-kirkstone/build-v3000-kirkstone/conf/local.conf:284
#     "package_rpm"
#   set /home/tdowty/amd/poky-amd-kirkstone/meta-amd/meta-amd-distro/conf/distro/poky-amd.conf:13
#     "package_deb"
#   set? /home/tdowty/amd/poky-amd-kirkstone/meta/conf/distro/defaultsetup.conf:16
#     "package_ipk"
#   set /home/tdowty/amd/poky-amd-kirkstone/meta/conf/documentation.conf:312
#     [doc] "This variable specifies the package manager to use when packaging data. It is set in the conf/local.conf file in the Build Directory."
# pre-expansion value:
#   "package_deb"
PACKAGE_CLASSES=""