DPMSDisable - Man Page

cc [ flag ... ] file ... -lXext [ library ... ]
#include <X11/extensions/dpms.h>

Status DPMSDisable ( Display *display );

display

Specifies the connection to the X server

The DPMSDisable function disables Display Power Management Signaling (DPMS) on the specified display.  When disabled, DPMS sets the display to DPMSModeOn.  If DPMSDisable is invoked on a display with DPMS already disabled or on a display which does not support DPMS, no change is made and no error is returned.

TRUE

The DPMSDisable function always returns TRUE.

DPMSCapable(3), DPMSEnable(3)

DPMSEnable(3).