## Display Device Driver Reference for OS/2

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### Base DLL Function Exports

The following functions are exported by the base DLL. Exports beyond @1001 are also imported by the device-specific DLL.

MoveCursorDescription @103
OS2_PM_DRV_ENABLE @1 RESIDENTNAME
OS2_PM_DRV_ENABLE_LEVELS @998
OS2_PM_DRV_RING_LEVELS @999
CheckCursor @104
SEAMLESSTERMINATE @350 RESIDENTNAME 2
private_alloc @1000
private_free @1001
enter_driver @1002
leave_driver @1003
save_that_error @1004
perform_rip @1005
ddc_validate @1006
enter_driver_sem @1007
GetVRAMR0Pointer @1008
ring3_CriticalError @1010
InnerAccumulateBounds @1014
correlate_for_point_si @1016
enter_driver_sem_only @1017
leave_driver_sem_only @1018
do_sl_corr @1019
check_sem @1029
get_clip_rects @1031
ShortlineCorrelate @1032
far_clip_line @1033
ComputeShortlineBounds @1034
save_that_warning @1042
Force_Valid_CP @1202
Vio32SetState @3000
Vio32SetMode @3001
free_bm @4100
alloc_bm @4101
AllocMem @4102
FreeMem @4103
recalc_correlate_rect @4104
pfnDefDisJointLines @4105
pfnDefPolyLine @4106
pfnDefSetCurrentPosition @4107
convert_world_screen @4108
convert_screen_world @4109
pfnDefRectVisible @4110
pfnDefCharStringPos @4111
pfnDefBitblt @4112
pfnDefGetClipRects @4113
pfnDefQueryTextBox @4114
double_enter_driver @4115
validate_rectl @4116
intersect_rcl @4117
intersect_with_corr @4118
AccumBoundsInDevCoords @4119
pfnDefDrawbits @4120
convert_rectl @4121
pfnDefPolyMarker @4122