Added example builds for zynq target.

Signed-off-by: Sipke Vriend <sipke.vriend@xilinx.com>
ncurses: Fix ncurses so that it uses the correct config.sub

* This is required because the ncurses recipe overrides the autotools
  do_configure task.

Signed-off-by: Nathan Rossi <nathan.rossi@xilinx.com>
db: Fix db so that it uses the correct config.sub

* This is required because the db recipe overrides the autotools
  do_configure task.

Signed-off-by: Nathan Rossi <nathan.rossi@xilinx.com>
site/common: Override Linux version definition for tcpdump

Signed-off-by: Nathan Rossi <nathan.rossi@xilinx.com>
zip: Fix GNU_HASH generation

Signed-off-by: Nathan Rossi <nathan.rossi@xilinx.com>
perl: Fix GNU_HASH generation

Signed-off-by: Nathan Rossi <nathan.rossi@xilinx.com>