kIOPCICommandBusMaster The bit that controls the ability to issue or forward memory and I/O requests. DeclarationkIOPCICommandBusMaster See AlsoBitskIOPCICommandIOSpacekIOPCICommandMemorySpacekIOPCICommandSpecialCycleskIOPCICommandMemWrInvalidatekIOPCICommandPaletteSnoopkIOPCICommandParityErrorkIOPCICommandAddressSteppingkIOPCICommandSERRkIOPCICommandFastBack2BackkIOPCICommandInterruptDisablekIOPCICommandBusLead