FORCE_FDX
if (full_duplex[fnd_cnt] > 0 || (options[fnd_cnt] & FORCE_FDX))
ei_status.ne2k_flags |= FORCE_FDX;
if (ei_status.ne2k_flags & FORCE_FDX)
#define AUTO_NEG_BITS (FORCE_FDX|NLP_ENABLE|AUTO_NEG_ENABLE)
#define AUTO_NEG_MASK (FORCE_FDX|NLP_ENABLE|AUTO_NEG_ENABLE|ALLOW_FDX|RE_NEG_NOW)