READPORT.C - Read hardware ports.
WRITPORT.C - Write hardware ports.
TIMER.C - Use the PC's timer to check processing time.
MEMORY.C - Find out how much free memory is exists.
MY_TOOLS.C - collection of stuff I use routinely. (also grab MY_TOOLS.H)
BNCH_LIN.C - Random Line drawing and timing.
BNCH_RCT.C - Random Rectangle drawing and timing.
BNCH_BLT.C - Bit Block Transfer test.
BNCH_MSH.C - Tests triangle fill speed while drawing triangle meshed surfaces.