216    int blockSize = 512, i, numBlocks;  in Read()  local
229          numBlocks = 1;  in Read()
232          numBlocks = numBytes / blockSize;  in Read()
234             numBlocks++;  in Read()
235          tempSpace = new char [numBlocks * blockSize];  in Read()
243       ReadFile(fd, tempSpace, numBlocks * blockSize, &retval, NULL);  in Read()
249       if (((numBlocks * blockSize) != numBytes) && (retval > 0))  in Read()
260    int blockSize = 512, i, numBlocks, retval = 0;  in Write()  local
273          numBlocks = 1;  in Write()
276          numBlocks = numBytes / blockSize;  in Write()
277          if ((numBytes % blockSize) != 0) numBlocks++;  in Write()
278          tempSpace = new char [numBlocks * blockSize];  in Write()
289       for (i = numBytes; i < numBlocks * blockSize; i++) {  in Write()
292       WriteFile(fd, tempSpace, numBlocks * blockSize, &numWritten, NULL);  in Write()
296       if (((numBlocks * blockSize) != numBytes) && (retval > 0))  in Write()