Inside Macintosh: Devices /

Chapter 6 - Power Manager / Power Manager Reference

Power Manager Dispatch Routines / Controlling the Sleep and Wakeup Timers

IsAutoSlpControlDisabled

You can use the IsAutoSlpControlDisabled function to find out whether automatic sleep control is enabled.

Boolean IsAutoSlpControlDisabled();

DESCRIPTION

The IsAutoSlpControlDisabled function returns a Boolean true if automatic sleep control is disabled, or false if automatic sleep control is enabled.

ASSEMBLY-LANGUAGE INFORMATION

The trap is _PowerMgrDispatch ($A09E). The selector value for IsAutoSlpControlDisabled is 33 ($21) in the low word of register D0. The Boolean result is passed in the low byte of register D0.