#include <stdlib.h>
#include <stdio.h>

extern char **environ;

int
main(void)
{
	puts("Status: 200 OK\r");
	puts("Content-Type: text/html\r");
	puts("\r");
	puts("Hello, world!<br>");
	for (char **env = environ; *env; ++env)
		printf("%s<br>\n", *env);
	return(EXIT_SUCCESS);
}