What read function returns?

Related questions

1. What is sizeof () operator?
2. What is Bzero in Linux?
3. What is Size_t?
4. What is Bzero?
5. Is accept a blocking call?
6. What is the difference between Size_t and Ssize_t?
7. Is read blocking?
8. What is S_irusr?
9. Is memcpy a deep copy?
10. Is connect blocking?

Tags

1. #previously
2. #offset
3. #portion
4. #example
5. #regular
6. #shall
7. #beyond
8. #prior
9. #return
10. #existing
11. #reads
12. #written
13. #bytes
14. #lseek
15. #function
16. #allows
17. #value