146   size_t writtenbytes;  in my_pwrite()  local
159     writtenbytes= my_win_pwrite(Filedes, Buffer, Count, offset);  in my_pwrite()
161     writtenbytes= pwrite(Filedes, Buffer, Count, offset);  in my_pwrite()
163     if(writtenbytes == Count)  in my_pwrite()
165       sum_written+= writtenbytes;  in my_pwrite()
169     if (writtenbytes != (size_t) -1)  in my_pwrite()
171       sum_written+= writtenbytes;  in my_pwrite()
172       Buffer+= writtenbytes;  in my_pwrite()
173       Count-= writtenbytes;  in my_pwrite()
174       offset+= writtenbytes;  in my_pwrite()
176     DBUG_PRINT("error",("Write only %u bytes", (uint) writtenbytes));  in my_pwrite()
188     if (writtenbytes != 0 && writtenbytes != (size_t) -1)  in my_pwrite()
194     else if (writtenbytes == 0 && !errors++)    /* Retry once */  in my_pwrite()