?RCS: $Id: i_vfork.U 167 2013-05-08 17:58:00Z rmanfredi $
?RCS:
?RCS: Copyright (c) 1991-1997, 2004-2006, Raphael Manfredi
?RCS: 
?RCS: You may redistribute only under the terms of the Artistic License,
?RCS: as specified in the README file that comes with the distribution.
?RCS: You may reuse parts of this distribution only within the terms of
?RCS: that same Artistic License; a copy of which may be found at the root
?RCS: of the source tree for dist 4.0.
?RCS:
?RCS: $Log: i_vfork.U,v $
?RCS: Revision 3.0.1.1  1994/05/06  15:05:44  ram
?RCS: patch23: avoid inclusion of <vfork.h> if no vfork() used (ADO)
?RCS:
?RCS: Revision 3.0  1993/08/18  12:08:50  ram
?RCS: Baseline for dist 3.0 netwide release.
?RCS:
?MAKE:i_vfork: Inhdr d_vfork
?MAKE:	-pick add $@ %<
?S:i_vfork:
?S:	This variable conditionally defines the I_VFORK symbol, and indicates
?S:	whether a C program should include vfork.h.
?S:.
?C:I_VFORK:
?C:	This symbol, if defined, indicates to the C program that it should
?C:	include vfork.h.
?C:.
?H:#$i_vfork I_VFORK	/**/
?H:.
: see if this is a vfork system
case "$d_vfork" in
"$define")
	set vfork.h i_vfork
	eval $inhdr
	;;
*)
	i_vfork="$undef"
	;;
esac