DPMSCapable - Man Page

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

Bool DPMSCapable ( Display *display );

display

Specifies the connection to the X server

The DPMSCapable function returns the Display Power Management Signaling (DPMS) capability of the X server, either TRUE (capable of DPMS) or FALSE (incapable of DPMS).

True

The DPMSCapable function returns True if the X server is capable of DPMS.

False

The DPMSCapable function returns True if the X server is incapable of DPMS.

DPMSDisable(3), DPMSEnable(3), DPMSForceLevel(3), DPMSGetTimeouts(3), DPMSGetVersion(3), DPMSSetTimeouts(3).