RxUtilEx - Sys2SyncBuffer

Used to synchronize buffer read/write transactions (wrapper to DosResetBuffer). For external files, writes the buffer to disk. For named pipes, blocks until the remote client end of the pipe has read the contents.

Arguments

 * REXX ARGUMENTS: File handle (as returned by Sys2Open or Sys2CreateNamedPipe). (REQUIRED)

Return Value

 * REXX RETURN VALUE: 1 on success, 0 on failure.