usr/src/sys/pmax/include/varargs.h

/*-
 * Copyright (c) 1992, 1993
 *      The Regents of the University of California.  All rights reserved.
 *
 * %sccs.include.redist.c%
 *
 *      @(#)varargs.h   8.1 (Berkeley) %G%
 */

#ifndef _VARARGS_H_
#define _VARARGS_H_

typedef char *va_list;

#define va_dcl  int va_alist;

#define va_start(ap) \
        ap = (char *)&va_alist

#ifdef KERNEL
#define va_arg(ap, type) \
        ((type *)(ap += sizeof(type)))[-1]
#else
#define va_arg(ap, type) \
        ((type *)(ap += sizeof(type) == sizeof(int) ? sizeof(type) : \
                sizeof(type) > sizeof(int) ? \
                (-(int)(ap) & (sizeof(type) - 1)) + sizeof(type) : \
                (abort(), 0)))[-1]
#endif

#define va_end(ap)

#endif /* !_VARARGS_H_ */