Plan 9 from Bell Labs’s /usr/web/sources/plan9/386/include/ape
--rw-rw-r-- glenda sys 1643 Sep 22 2000 float.h --rw-rw-r-- bootes sys 2216 Mar 4 2013 math.h --rw-rw-r-- glenda sys 403 Jul 15 2010 stdarg.h --rw-rw-r-- glenda sys 812 Dec 11 1999 ureg.h