ref: a90c5a46440cc4c6527b9b2c28d7d03b4553d82c
dir: /tests/libc/execute/0029-memchr.c/
#include <assert.h>
#include <stdio.h>
#include <string.h>
/*
output:
testing
done
end:
*/
int
main()
{
char buf[] = {0, 1, 2, 3, 4, 160};
puts("testing");
assert(memchr(buf, 2, 6) == buf+2);
assert(memchr(buf, 2, 0) == NULL);
assert(memchr(buf, 150, 6) == NULL);
assert(memchr(buf, 160, 6) == buf+5);
puts("done");
return 0;
}