dreadc - read the current record
rno_t dreadc (buffer, fcb)
Dreadc reads the current record into buffer.
Fcb is the file block pointer returned by dlopen(C-3) or dopen(C-3).
dlopen(C-3), dopen(C-3), dread(C-3)
RMS Programming Guide
Dreadc returns a value of BAD (-1) if a current record was not defined at the time of the call or if an I/O error occurred.