The behaviour of the interfaces in this library is specified by the following Standards.
| Double Buffer Extension Library |
| X Display Power Management Signaling (DPMS) Extension, Library Specification |
| Security Extension Specification, Version 7.1 |
| X Nonrectangular Window Shape Extension Library Version 1.0 |
| MIT-SHM--The MIT Shared Memory Extension |
| X Synchronization Extension Library |
Table A-7. libXext Function Interfaces
| DPMSCapable[2] | XShmCreateImage[5] | XSyncQueryExtension[6] |
| DPMSDisable[2] | XShmCreatePixmap[5] | XSyncSetCounter[6] |
| DPMSEnable[2] | XShmDetach[5] | XSyncSetPriority[6] |
| DPMSForceLevel[2] | XShmGetEventBase[5] | XSyncValueAdd[6] |
| DPMSGetTimeouts[2] | XShmGetImage[5] | XSyncValueEqual[6] |
| DPMSGetVersion[2] | XShmPixmapFormat[5] | XSyncValueGreaterOrEqual[6] |
| DPMSInfo[2] | XShmPutImage[5] | XSyncValueGreaterThan[6] |
| DPMSQueryExtension[2] | XShmQueryExtension[5] | XSyncValueHigh32[6] |
| DPMSSetTimeouts[2] | XShmQueryVersion[5] | XSyncValueIsNegative[6] |
| XSecurityAllocXauth[3] | XSyncAwait[6] | XSyncValueIsPositive[6] |
| XSecurityFreeXauth[3] | XSyncChangeAlarm[6] | XSyncValueIsZero[6] |
| XSecurityGenerateAuthorization[3] | XSyncChangeCounter[6] | XSyncValueLessOrEqual[6] |
| XSecurityQueryExtension[3] | XSyncCreateAlarm[6] | XSyncValueLessThan[6] |
| XSecurityRevokeAuthorization[3] | XSyncCreateCounter[6] | XSyncValueLow32[6] |
| XShapeCombineMask[4] | XSyncDestroyAlarm[6] | XSyncValueSubtract[6] |
| XShapeCombineRectangles[4] | XSyncDestroyCounter[6] | XdbeAllocateBackBufferName[1] |
| XShapeCombineRegion[4] | XSyncFreeSystemCounterList[6] | XdbeBeginIdiom[1] |
| XShapeCombineShape[4] | XSyncGetPriority[6] | XdbeDeallocateBackBufferName[1] |
| XShapeGetRectangles[4] | XSyncInitialize[6] | XdbeEndIdiom[1] |
| XShapeInputSelected[4] | XSyncIntToValue[6] | XdbeFreeVisualInfo[1] |
| XShapeOffsetShape[4] | XSyncIntsToValue[6] | XdbeGetBackBufferAttributes[1] |
| XShapeQueryExtension[4] | XSyncListSystemCounters[6] | XdbeGetVisualInfo[1] |
| XShapeQueryExtents[4] | XSyncMaxValue[6] | XdbeQueryExtension[1] |
| XShapeQueryVersion[4] | XSyncMinValue[6] | XdbeSwapBuffers[1] |
| XShapeSelectInput[4] | XSyncQueryAlarm[6] | |
| XShmAttach[5] | XSyncQueryCounter[6] |