I've compiled the latest version of libpcap that i could find on the LEDE repos. (Version 1.8.1) Link here: https://mega.nz/#!atdFiRLA!gjnqKAxCd2w_2vBTpVstwYkaHbbZE_dSWHe3N1T0kkM If you get an error about missing libpcap.so.1.1 when running reaver, just sym-link the library yourself :) It should be located within /usr/lib/