increase intf_name for win32
increase intf_name for win32

kbandla/libdnet,jncornett/libdnet,jncornett/libdnet,wtfbbqhax/libdnet,kbandla/libdnet,jncornett/libdnet,wtfbbqhax/libdnet,wtfbbqhax/libdnet,kbandla/libdnet