C Language and Libraries Help (clang.hlp) (Table of Contents; Topic list)
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_dos_commit
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─────Run-Time Library───────────────────────────────────────────────────────
 
  Include:   <dos.h>, <errno.h>
 
  Syntax:    unsigned _dos_commit( int handle );
 
  Returns:   0 if the file was successfully flushed to disk, or the DOS
             error code if it was not.
             errno: EBADF
 
  See also:  _dos_open, _dos_creat, _dos_creatnew, _dos_close, _close
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