pktype --version (return code: 0)
PKtype 2.3 (TeX Live 2015/Debian) kpathsea version 6.2.1 There is NO warranty. Redistribution of this software is covered by the terms of both the PKtype copyright and the Lesser GNU General Public License. For more information about these matters, see the file named COPYING and the PKtype source. Primary author of PKtype: Tomas Rokicki.
pktype --help (return code: 0)
Usage: pktype [OPTION]... PKNAME Verify and translate the bitmap font PKNAME to human-readable form, written to standard output. -help display this help and exit -version output version information and exit Email bug reports to email@example.com.