c20505134f
e.g. "pgrep -d, getty" outputs "1399,1386,1309,1308,1307,1306,1305,1302," Ensure the list is correctly delimited by suppressing the emission of the delimiter after the final PID. Reviewed by: imp, kib MFC after: 1 week Sponsored by: Netflix, Inc. Differential Revision: https://reviews.freebsd.org/D8537