psk sends a signal to processes specified by name
usage: psk [-signal[y|?]] pattern
option: -signal  send a numeric or symbolic kill-signal
                 a trailing y means: send signal without confirmation
		 a trailing ? means: send signal with explicit confirmation
examples: psk  sleep
          psk -2  '^dos.*d$'
          psk -9?  telnet
          psk -TERMy  tin