loadtools support for C139/140 target: -c 1004 compalstage variant supercedes the previous -c 1003 version and supports the new C139 boot code version found in the wild that expects "1004" or greater in the signature bytes

#include <stdarg.h>

extern void putchar();

int
vprintf(fmt, ap)
	char *fmt;
	va_list ap;
{
	return(_doprnt(fmt, ap, &putchar));
}