The sys_info script is a small script which will show the version information for installed utilities. It also works on the kernel, and on most libraries. Its use is as follow: [19:41:13] agc@netbsd-002 ...external/bsd/sys_info [4568] > ./sys_info awk-20121220 bind-9.10.3pl3 bzip2-1.0.6 calendar-20160601 ftpd-20110904 g++-4.8.5 gcc-4.8.5 grep-2.5.1anb1 gzip-20150113 bozohttpd-20151231 NetBSD-7.99.26 netpgp-3.99.17 netpgpverify-20160214 ntp-4.2.8pl5 openssl-1.0.1r sqlite3-3.12.2 openssh-7.1 opensshd-7.1 tcsh-6.19.00 xz-5.2.1 [19:41:20] agc@netbsd-002 ...external/bsd/sys_info [4569] > ./sys_info ntp ssh netpgp ntp-4.2.8pl5 openssh-7.1 netpgp-3.99.17 [19:41:31] agc@netbsd-002 ...external/bsd/sys_info [4570] > ./sys_info ntp ssh netbsd ntp-4.2.8pl5 openssh-7.1 NetBSD-7.99.26 [19:41:38] agc@netbsd-002 ...external/bsd/sys_info [4571] > The sys_info script also works on libraries, returning their "versions" as given by the shared object version numbers. [19:45:06] agc@netbsd-002 ...external/bsd/sys_info [4572] > ./sys_info libevent libXfont libc netbsd libevent-4.0 libXfont-3.0 libc-12.200 NetBSD-7.99.26 [19:45:27] agc@netbsd-002 ...external/bsd/sys_info [4573] > Alistair Crooks Wed Jun 1 19:44:01 PDT 2016