?RCS: $Id: d_arc4random.U 167 2013-05-08 17:58:00Z rmanfredi $
?RCS:
?RCS: Copyright (c) 2006, Christian Biere
?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:
?MAKE:d_arc4random: Trylink cat i_stdlib
?MAKE:	-pick add $@ %<
?S:d_arc4random:
?S:	This variable conditionally defines the HAS_ARC4RANDOM symbol, which
?S:	indicates to the C program that the arc4random() routine is available.
?S:.
?C:HAS_ARC4RANDOM:
?C:	This symbol, if defined, indicates that the arc4random routine is
?C:	available.
?C:.
?H:#$d_arc4random HAS_ARC4RANDOM		/**/
?H:.
?LINT:set d_arc4random
: see if arc4random exists
$cat >try.c <<EOC
#$i_stdlib I_STDLIB
#ifdef I_STDLIB
#include <stdlib.h>
#endif
int main(void)
{
	static unsigned long ret;
	ret |= arc4random();
	return 0 != ret;
}
EOC
cyn=arc4random
set d_arc4random
eval $trylink