floor() and abs() are declared in /usr/include/{math,stdlib}.h
4.4BSD snapshot (revision 8.1)
4.4BSD snapshot (revision 8.1); add 1993 to copyright
strlen returns size_t; just include the ANSI headers
provide local version of cputchar, don't uses curses'ditto for _puts
fixed _putchar error since it is a macro.
mdoc version three
new copyright; att/bsd/shared
add .Vx so tmac.andoc will call tmac.mdoc-old
ANSI
.Xr botch fix
converted man page
don't make depend more than once
programs depend on libc, make clean better
LINT, CTAGS not defined
first pass for new make
move to subdirectory of /usr/libexec
file reorg, pathnames.h, paths.h
add manual page, cleanup
new template
added depend label
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