C Language and Libraries Help (clang.hlp) (Table of Contents; Topic list)
Important Notice
The pages on this site contain documentation for very old MS-DOS software, purely for historical purposes. If you're looking for up-to-date documentation, particularly for programming, you should not rely on the information found here, as it will be woefully out of date.
System Call Functions
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─────Run-Time Library───────────────────────────────────────────────────────
 
   The following functions provide access to DOS and BIOS system
   services:
 
  _bios_disk       _dos_creat        _dos_keep         _FP_SEG
  _bios_equiplist  _dos_creatnew     _dos_open         _harderr
  _bios_keybrd     _dosexterr        _dos_read         _hardresume
  _bios_memsize    _dos_findfirst    _dos_setblock     _hardretn
  _bios_printer    _dos_findnext     _dos_setdate      _inp
  _bios_serialcom  _dos_freemem      _dos_setdrive     _inpw
  _bios_timeofday  _dos_getdate      _dos_setfileattr  _int86
  _bdos            _dos_getdiskfree  _dos_setftime     _int86x
  _chain_intr      _dos_getdrive     _dos_settime      _intdos
  _disable         _dos_getfileattr  _dos_setvect      _intdosx
  _dos_allocmem    _dos_getftime     _dos_write        _outp
  _dos_close       _dos_gettime      _enable           _outpw
  _dos_commit      _dos_getvect      _FP_OFF           _segread
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