NetBSD/usr.bin/tpfmt
..
Makefile
README
sym.c
sym.h
tpfmt.1
tpfmt.c

$Id: README,v 1.1 2010/11/23 20:48:40 yamt Exp $

it's a C-version of tpfmt.sh.  see usr.sbin/tprof/README for the usage.