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

int main (int argc, char **argv)
{
	int i;
	struct passwd pw;
	char buffer[2048];

	i = 0;
	while (getpwent_r (&pw, buffer, sizeof(buffer))) {
		printf ("[%04u] '%s': uid=%d\n", i++, pw.pw_name, pw.pw_uid);
	}
	return 0;
}