C Language and Libraries Help (clang.hlp) (Table of Contents; Topic list)
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C/C++ Language and Libraries Index
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  data-conversion
     functions           Convert between numbers and strings
  data_seg               Specify a segment for data
  data-type limits       Constants defining data-type ranges
  data types             List of data types and their ranges
  __DATE__               Date of compilation
  _daylight              Daylight-savings-time variable
  DBL_...                Double range constants
  default                Default case in a switch statement
  _DEFAULTMODE           Default video mode
  #define                Macro definition
  defined                Test preprocessor identifiers
  delete                 Free memory allocated by new operator
  _dieeetomsbin          Convert IEEE double to MS binary double
  difftime               Find the difference between two times
  directives,
     preprocessor        Conditional compilation, macros, etc.
  directory-control
     functions           Functions for manipulating directories
  _disable               Disable interrupts
  _DISK_FORMAT           Format specified disk track
  _diskfree_t            Disk free-space information structure
  _diskinfo_t            Disk information structure
  _DISK_READ             Read disk sectors into memory
  _DISK_RESET            Force disk controller to do a hard-reset
  _DISK_STATUS           Get status of last disk operation
  _DISK_VERIFY           Check specified disk sectors
  _DISK_WRITE            Write data to disk sector
  _displaycursor         Set cursor toggle for graphics functions
  div                    Compute quotient and remainder of two integers
  div_t                  Quotient/remainder structure
  _DLL                   Preprocessor constant defined for Windows DLLs
  _dmsbintoieee          Convert MS binary double value to IEEE doubles
  do                     do...while statement
  _DOMAIN                Argument outside domain of function (_matherr)
  DOS calls              Functions for accessing DOS resources
  _dos_allocmem          Allocate a block of memory (DOS service 0x48)
  _dos_close             Close a file (INT 0x3E)
  _dos_commit            Write file directly to disk
  _dos_creat             Create a file (INT 0x3C)
  _dos_creatnew          Create a file (INT 0x5B)
  _dosdate_t             Current date structure
  _doserrno              MS-DOS error code
  _DOSERROR              DOS extended error structure
  _dosexterr             Get register values returned by INT 0x59
  _dos_findfirst         Find file with specified attributes (INT 0x4E)
  _dos_findnext          Find next file with specified attributes
                            (INT 0x4F)
  _dos_freemem           Release a block of memory (INT 0x49)
  _dos_getdate           Get current system date (INT 0x2A)
  _dos_getdiskfree       Get disk information (INT 0x36)
  _dos_getdrive          Get current disk drive (INT 0x19)
  _dos_getfileattr       Get current attributes of file or directory
                            (INT 0x43)
  _dos_getftime          Get date and time of a file (INT 0x57)
  _dos_gettime           Get current system time (INT 0x2C)
  _dos_getvect           Get current value of interrupt vector (INT 0x35)
  _dos_keep              Install TSR program in memory (INT 0x31)
  _DOS_MODE              Value for _osmode
  _dos_open              Open file (INT 0x3D)
  _dos_read              Read data from a file (INT 0x3F)
  _dos_setblock          Change size of segment (INT 0x4A)
  _dos_setdate           Set current system date (INT 0x2B)
  _dos_setdrive          Set default drive (INT 0x0E)
  _dos_setfileattr       Set attributes of file or directory (INT 0x43)
  _dos_setftime          Set date and time for a file (INT 0x57)
  _dos_settime           Set current system time (INT 0x2D)
  _dos_setvect           Set current value of interrupt vector (INT 0x25)
  _dostime_t             Current time structure
  _dos_write             Write buffer to file (INT 0x40)
  double                 Double-precision floating-point data type
  _dup                   Create second handle for open file
  _dup2                  Reassign a file handle
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