build fixes for g++-4.4

apt-pkg/acquire.cc

@@ -24,7 +24,8 @@
 
 #include <iostream>
 #include <sstream>
-    
+#include <stdio.h>
+
 #include <dirent.h>
 #include <sys/time.h>
 #include <errno.h>

apt-pkg/contrib/sha256.h

@@ -17,6 +17,7 @@
 #include <string>
 #include <cstring>
 #include <algorithm>
+#include <stdint.h>
 
 using std::string;
 using std::min;

debian/changelog

@@ -51,7 +51,7 @@ apt (0.7.21) UNRELEASED; urgency=low
   * fix problematic use of tolower() when calculating the version 
     hash by using locale independant tolower_ascii() function. 
     Thanks to M. Vefa Bicakci (LP: #80248)
-    
+  * build fixes for g++-4.4
 
   [ Dereck Wonnacott ]
   * apt-ftparchive might write corrupt Release files (LP: #46439)