Print event header (one line)

Input arguments:

'option'

one of `H', `0', or `1' (see 13.5)

'any text'

message; may be blank space: ` '

Output

see printer output of QWHEAD called with option `H'. Here, as in many other print routines, it's a matter of taste which data are important enough to be printed, and comments are welcome. For better readability, the output should always fit onto one printer line.