Which FreeBSD is under the SOLIDserver

SOLIDserver 5.0.3.P3c uses

# uname -a
FreeBSD ddi-a.mgmt.corp.net 9.3-RELEASE-p5 FreeBSD 9.3-RELEASE-p5 #18 r274131M: Wed Nov  5 08:18:43 UTC 2014     sg@freebsd93.intranet:/sys/i386/compile/SOLIDSERVER  i386