EasyRequest(), 112, 188, 201, 211, 215, 216, 216-217, 218, 219, 222 EasyRequestArgs(), 112, 215-216, 222 EasyStruct structure --> ECS, 11 - and genlock, 607, determining chip versions, 537 Emergency - message, 220 ENABLE, 530 ENABLE macro, 470 Enable(), 470, 480, 520, 530 End gadget - requester, 206 EndNotify(), 336, 344 EndRefresh(), 95, 97, 97, 110, 115, 128, 244, 261, 721 EndRequest(), 112, 203, 206, 222 EndUpdate(), 128, 711, 721 Enhanced Chip Set, 11 Enqueue(), 492, 498 EnqueueCxObj(), 737 EntryHandler(), 797, 798, 810 EO_BADFORMAT, 160 EO_BIGCHANGE, 160 EO_CLEAR, 160 EO_DELBACKWARD, 160 EO_DELFORWARD, 160 EO_ENTER, 160 EO_INSERTCHAR, 160 EO_MOVECURSOR, 160 EO_NOOP, 160 EO_REPLACECHAR, 160 EO_RESET, 160 EO_SPECIAL, 160 EO_UNDO, 160 EraseImage(), 225 EraseRect(), 225 Error --> Errors, 915 Escape Sequences, 90 - ansi, 248, console device, 248 Event Loop - IDCMP, 250, 251 Events, 481 Examples --> Exception signal, 473 Exceptions --> Exec --> ExecBase Structure, 518, 520 exec/errors.h, 450 ExitHandler(), 797, 810 Expansion --> ExpansionRom structure, 757 Expunge vector, 437 Extended - new screen structure, 46 EXTER, 519, 525, 526 EXTER Interrupts, 519, 525 ExternFont(), 682 ExtNewScreen structure, 43, 45 ExtNewWindow structure, 80, 106 Extra-Half-Brite - Clearing Plane 6, 583, setting plane 6, 583 Extra-Half-Brite mode, 580 EXTRA_HALFBRITE, 545-546