Add gensetdefs.8 man page.

PR:		docs/10517
Submitted-by:	Oliver Fromme <oliver.fromme@heim3.tu-clausthal.de>

usr.bin/gensetdefs/Makefile

@@ -1,6 +1,5 @@
-#	$Id$
+#	$Id: Makefile,v 1.2 1998/10/14 10:21:10 bde Exp $
 
 PROG=	gensetdefs
-NOMAN=	noman
 
 .include <bsd.prog.mk>

usr.bin/gensetdefs/gensetdefs.8

@@ -0,0 +1,44 @@
+.\"
+.\" $Id$
+.\"
+.Dd March 10, 1999
+.Dt GENSETDEFS 8
+.Os
+.Sh NAME
+.Nm gensetdefs
+.Nd generate linker set definitions
+.Sh SYNOPSIS
+.Nm gensetdefs
+.Ar file ...
+.Sh DESCRIPTION
+The
+.Nm
+command is a special-purpose program to generate the
+linker set definitions needed when building an ELF kernel.
+Its
+.Ar file
+arguments are the names of ELF object files.
+It scans the section names of the object files,
+building a table of those that begin with
+.Dv .set. ,
+which represent linker sets.  Finally, for each set
+.Dv foo
+with 
+.Dv count
+elements, it writes a line 
+.Fn DEFINE_SET foo count ;
+to the standard output.
+.Pp
+This command is used by the kernel
+.Pa makefile ,
+such as
+.Pa /sys/i386/conf/Makefile.i386
+generic makefile for the
+.Tn i386 .
+.Sh SEE ALSO
+.Xr config 8
+.Sh AUTHORS
+The
+.Nm
+command was written by
+.An John D. Polstra .