?RCS: $Id: d_dladdr.U 167 2013-05-08 17:58:00Z rmanfredi $
?RCS:
?RCS: Copyright (c) 2012 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:
?MAKE:d_dladdr: Trylink cat i_dlfcn
?MAKE:	-pick add $@ %<
?S:d_dladdr:
?S:	This variable conditionally defines the HAS_DLADDR symbol, which
?S:	indicates to the C program that the dladdr() routine is available.
?S:.
?C:HAS_DLADDR :
?C:	This symbol, if defined, indicates that the dladdr() routine is
?C:	available to query the dynamic linker about a specified address.
?C:.
?H:#$d_dladdr HAS_DLADDR		/**/
?H:.
?LINT:set d_dladdr
: see if dladdr exists
$cat >try.c <<EOC
#$i_dlfcn I_DLFCN
#define _GNU_SOURCE
#ifdef I_DLFCN
#include <dlfcn.h>
#endif
int main(void)
{
	Dl_info info;

	dladdr(main, &info);
	return info.dli_fbase != 0;
}
EOC
cyn=dladdr
set d_dladdr '-ldl'
eval $trylink