?RCS: $Id$
?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: d_munmap.U,v $
?RCS: Revision 3.0.1.1  1993/12/15  08:19:22  ram
?RCS: patch15: created
?RCS:
?MAKE:d_munmap: Trylink cat i_sysmman
?MAKE:	-pick add $@ %<
?S:d_munmap:
?S:	This variable conditionally defines HAS_MUNMAP if munmap() is
?S:	available to unmap a region mapped by mmap().
?S:.
?C:HAS_MUNMAP:
?C:	This symbol, if defined, indicates that the munmap system call is
?C:	available to unmap a region, usually mapped by mmap().
?C:.
?H:#$d_munmap HAS_MUNMAP		/**/
?H:.
?LINT:set d_munmap
: see if munmap exists
$cat >try.c <<EOC
#$i_sysmman I_SYS_MMAN
#ifdef I_SYS_MMAN
#include <sys/mman.h>
#endif
int main(void)
{
	static int ret;
	static void *addr;
	static size_t len;
	ret |= munmap(addr, len);
	return ret ? 0 : 1;
}
EOC
cyn=munmap
set d_munmap 
eval $trylink