1#include <unistd.h>
 2#include <stdio.h>
 3#include <errno.h>
 4
 5size_t confstr(int name, char *buf, size_t len)
 6{
 7	const char *s = "";
 8	if (!name) {
 9		s = "/bin:/usr/bin";
10	} else if ((name&~4U)!=1 && name-_CS_POSIX_V6_ILP32_OFF32_CFLAGS>35U) {
11		errno = EINVAL;
12		return 0;
13	}
14	// snprintf is overkill but avoid wasting code size to implement
15	// this completely useless function and its truncation semantics
16	return snprintf(buf, len, "%s", s) + 1;
17}