#include <stdio.h>
#include <pwd.h>

int
main ()
{
  struct passwd *pwd;

  setpwent ();
  while ((pwd = getpwent ()))
    printf ("%s:%s:%u:%u:%s:%s:%s\n",
	    pwd->pw_name,
	    pwd->pw_passwd,
	    pwd->pw_uid,
	    pwd->pw_gid,
	    pwd->pw_gecos,
	    pwd->pw_dir,
	    pwd->pw_shell);
  endpwent ();
  return 0;
}