ps: implement -o sid

function                                             old     new   delta
func_sid                                               -      29     +29
out_spec                                             320     340     +20
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(add/remove: 1/0 grow/shrink: 1/0 up/down: 49/0)               Total: 49 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
1 file changed