Macros starting with `e' in netiso

• END_WHILE_OPTIONS netiso/tp_input.c:229
• ESIS_CKSUM_REQUIRED netiso/esis.h:114
• ESIS_EXTRACT_ADDR netiso/esis.c:482
• ESIS_NEXT_OPTION netiso/esis.c:484
• EXTEND_PACKET netiso/esis.c:111