API Legacy Functions Replacements

16Bit Function	API	32Bit Replacement Function	Description	References
DosCallback			Eliminated in OS/2 2.0	[1]
DosCLIAccess
DosFlagProcess
DosGetEnv
GetHugeShift
DosGetInfoSeg
DosGetMachineMode
DosGetPID
DosGetPPID
DosGetPrty
DosGetVersion
DosHoldSignal
DosLockSeg
DosMemAvail
DosPortAccess
DosR2StackRealloc
DosReadAsync
DosReallocHuge
DosReallocSeg
DosSendSignal
DosSetCp
DosSetSigHandler
DosSetVec
DosSizeSeg
DosWriteAsync
DosBufReset	Dos16	DosResetBuffer	Renamed in OS/2 2.0
DosChDir	Dos16	DosSetCurrentDir
DosChgFilePtr	Dos16	DosSetFilePtr
DosCWait	Dos16	DosWaitChild
DosFileLocks	Dos16	DosSetFileLocks
DosGetCollate	Dos16	DosQueryCollate
DosGetCp	Dos16	DosQueryCp
DosGetCtryInfo	Dos16	DosQueryCtryInfo
DosGetDBCSEv	Dos16	DosQueryDBCSEnv
DosGetModHandle	Dos16	DosQueryModuleHandle
DosGetModName	Dos16	DosQueryModuleName
DosGetProcAddr	Dos16	DosQueryProcAddr
DosInsMessage	Dos16	DosInsertMessage
DosMkDir DosMkDir2	Dos16	DosCreateDir
DosNewSize	Dos16	DosSetFileSize
DosPTrace	Dos16	DosDebug
DosQAppType	Dos16	DosQueryAppType
DosQCurDir	Dos16	DosQueryCurrentDir
DosQCurDisk	Dos16	DosQueryCurrentDisk
DosQFHState	Dos16	DosQueryFHState
DosQFileInfo	Dos16	DosQueryFileInfo
DosQFileMode	Dos16	DosQueryFileMode
DosQFSAttach	Dos16	DosQueryFSAttach
DosQFSInfo	Dos16	DosQueryFSInfo
DosQHandType	Dos16	DosQueryHType
DosQPathInfo	Dos16	DosQueryPathInfo
DosQSysInfo	Dos16	DosQuerySysInfo
DosQVerify	Dos16	DosQueryVerify
DosRmDir	Dos16	DosDeleteDir
DosSelectDisk	Dos16	DosSetDefaultDisk
DosSetProcCp	Dos16	DosSetProcessCp
DosSetPrty	Dos16	DosSetPriority
DosTimerAsync	Dos16	DosAsyncTimer
DosTimerStart	Dos16	DosStartTimer
DosTimerStop	Dos16	DosStopTimer
DosSemSet	Dos16
WinAllocMem	Dos16	DosAllocMem	Seems it was replaced on OS/2 2.0	[2]
WinQueryProfileData		PrfQueryProfileData	Replaced by "Prf" since OS/2 1.2	[3]
WinQueryProfileSize		PrfQueryProfileSize
WinWriteProfileData		PrfWriteProfileData
WinWriteProfileString		PrfWriteProfileString