-- blahtexml-0.9.orig/Source/main.cpp
++ blahtexml-0.9/Source/main.cpp
#include <stdlib.h>
#include <sstream>
#include <stdexcept>
#include <unistd.h>
using namespace std;
using namespace blahtex;
-- blahtexml-0.9.orig/Source/mainPng.cpp
++ blahtexml-0.9/Source/mainPng.cpp
#include <stdio.h>