Signal (Coding)

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Across
  1. 3. return value for signal to be successfully sent
  2. 5. ____() suspends the calling process until any signal is received whose action is either to execute a handler function.
  3. 7. macro to block signals in set
  4. 8. ____() function sends the signal signo to the process or process group specified by pid
  5. 10. #include <____.h> for kill() function
Down
  1. 1. signal can be blocked with two ways; sa_mask and _______().
  2. 2. return value successful for sigaction() is 0( true or false )
  3. 4. macro to take default action when signal arrived
  4. 6. macro to ignore the signal
  5. 9. int ____ is used to send signal to yourself