Library /sys$common/syshlp/helplib.hlb  —  CRTL  pread
    Reads bytes from a given position within a file without changing
    the file pointer.

    This function is supported on OpenVMS Integrity servers and
    Alpha only.

    Format

      #include  <unistd.h>

      ssize_t pread  (int file_desc, void *buffer, size_t nbytes,

                     off_t offset);
Additional Information: explode extract
Arguments Description Return Values
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