Re: [11u]: RFR CSR backport: JDK-8220362: Add "POSIX_SPAWN" as valid value to jdk.lang.Process.launchMechanism on Linux

[Martin Buchholz]

I'm the one who introduced vfork for process spawning, and I support
Thomas' plan to switch to posix_spawn.
(although I have not seen a crash attributed to using vfork on Linux)