v1.5 (2004 Feb 12) Added stretch option v1.4 (2004 Feb 4) Fix message about backlight status. (Soos Peter) v1.3 (2004 Feb 3) path fixes in lightwatch.pl added --skip=1 option for multiple cards print mmap() return value on error v1.2 (2003 Oct 26) Don't hard code the path of lspci, but instead set the PATH environment variable. Search for "ATI Tech" as well as "Radeon" in the lspci output. Included lightwatch.pl.