S>C 0x4C SID_REQUIREDWORK

Message Id:	0x4C
Message Name:	SID_REQUIREDWORK
Direction:	Server to Client
Used By:	Diablo II, Diablo II Lord of Destruction Starcraft Broodwar, Starcraft Original Warcraft III The Frozen Throne, Warcraft III Reign of Chaos
Format:	`(STRING) ExtraWork MPQ FileName`

Remarks

Using SID_GETFILETIME with request ID 0x80000006, the client should download the specified MPQ file, extract ExtraWork.dll and call the ExtraWork function inside of it.