Specifies the return location for the extension major version
minor_version
Specifies the return location for the extension minor version
DESCRIPTION
The
DPMSGetVersion
function returns the version of the Display Power Management Signaling (DPMS)
extension implemented by the X server. It returns a major and minor version
number. The major version number will be incremented for protocol incompatible
changes, and the minor version number will be incremented for small, upward
compatible changes.
RETURN VALUES
TRUE
The
DPMSGetVersion
function returns TRUE when the extension is supported and values are returned.
FALSE
The
DPMSGetVersion
function returns FALSE when the extension is not supported.