Defines starting with `l' in bsd/netiso

• lc_flags bsd/netiso/iso_snpac.h:122
• lc_ht bsd/netiso/iso_snpac.h:121
• LISTENING bsd/netiso/cons_pcb.h:147
• LITTLE_ENDIAN bsd/netiso/esis.h:89
• LLC_SIZE bsd/netiso/iso_snpac.c:186
• LOCAL_CREDIT_EXPAND bsd/netiso/tp_subr2.c:97
• LOW_NIBBLE bsd/netiso/if_cons.c:200