-s An unknown flag - not sure what this does.-p Forces "PC" mode (assumed to tell it you're running a PC not a PCjr or Tandy).-t Forces Tandy 1000 graphics and/or sound.-h Forces Hercules (HGC) mono mode for TTL monitors.However, there are some command-line options to force the graphics mode. All versions check the BIOS for an ID string that matches an IBM PCjr or Tandy 1000 and will initialise those systems' 3-voice PCG sound data and also load those graphics drivers. The game does not come with a setup program like later Sierra titles. You are allowed to get one question wrong and still continue, but after 2 incorrect choices you are told you're too young to play, and are returned to the DOS prompt. These are comical in nature, so it's sometimes possible to get them wrong, or fail to recognise the correct answer if you're not from the USA. LSL also has an interesting secondary layer of copy protection, which asks you 5 questions to confirm your age. This protection was called "SuperLok 3.2". The main executable file (SIERRA.COM) would make a check for this non-standard track, and if found would read a decryption key from it and decrypt the real executable file, which is "AGI". Key disks used a track on the disk (usually track 0) that had a checksum error or used a non-standard sector size on that track. Two 5.25" 360 KB (DD) disks (original version 1.00)Īll versions of Leisure Suit Larry (in fact all AGI2 titles from Sierra) were supplied with the first disk being a "Key" disk - an early copy protection method. *An unofficial "experimental" patch allows 3-voice music to be played from an MPU-401 interface* Audio support for PC speaker or Tandy only. Hercules monochrome/CGA/Composite CGA/EGA/VGA graphics supported. Leisure Suit Larry in the Lands of the Lounge LizardsĬredits: Al Lowe, Chuck Benton, Mark Crowe, Ken WilliamsĨ088 or 8086 and compatibles.
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