ref: 12517607a5db367cf9a15474f1424759cef1683a dir: rc/fpl
#!/bin/rc ps -n | awk ' / play$/ { g[++i] = $3 } { for(n=1; n<=i; n++) if(g[n] == $3) p[n] = $2 } END { for(n=1; n<=i; n++) print p[n] } '