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DPMSForceLevel - forces a DPMS capable display into the specified power level

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

 "Status DPMSForceLevel" " ( Display *display\^, CARD16 level\^ );" 
 ARGUMENTS

 display Specifies the connection to the X server

 level Specifies the level to force power to
 DESCRIPTION

The
 DPMSForceLevel function forces a DPMS capable display into the specified power level. The
level must be one of following four states: DPMSModeOn, DPMSModeStandby,
DPMSModeSuspend, or DPMSModeOff. Values other than these will result in a
BadValue error. If DPMS
is disabled on the display, trying to set the power level on the display will
result in a BadMatch
protocol error.
 "RETURN VALUES"
 15
TRUE
The
 DPMSForceLevel function always returns TRUE.
 ERRORS
 15
BadValue
A level other than DPMSModeOn, DPMSModeStandby, DPMSModeSuspend, or DPMSModeOff
was specified.
 15
 BadMatch DPMS is disabled on the specified display.
 "SEE ALSO"
 DPMSCapable (__libmansuffix__),  DPMSInfo (__libmansuffix__),  DPMSGetTimeouts (__libmansuffix__),  DPMSSetTimeouts (__libmansuffix__)