SF items 1951604 and 1953551

[1951604] POCO refuses to compile with g++ 4.3.0
[1953551] Solaris Sun Studio 12 Apache stdcxx 64 bit

Warning: compile with target platforms not done yet!

Foundation/src/BinaryWriter.cpp

@@ -36,6 +36,7 @@
 
 #include "Poco/BinaryWriter.h"
 #include "Poco/ByteOrder.h"
+#include <cstring>
 
 
 namespace Poco {

Foundation/src/File_UNIX.cpp

@@ -38,6 +38,7 @@
 #include "Poco/Buffer.h"
 #include "Poco/Exception.h"
 #include <algorithm>
+#include <cstring>
 #include <sys/stat.h>
 #include <sys/types.h>
 #include <fcntl.h>

Foundation/src/Format.cpp

@@ -49,6 +49,7 @@
 
 #include "Poco/Format.h"
 #include "Poco/Exception.h"
+#include <ios>
 #include <sstream>
 #include <cctype>
 #include <cstddef>

Foundation/src/Thread_POSIX.cpp

@@ -38,6 +38,11 @@
 #include "Poco/Exception.h"
 #include "Poco/ErrorHandler.h"
 #include <signal.h>
+#if defined(__sun) && defined(__SVR4)
+#define __EXTENSIONS__
+#include <limits.h>
+#endif
+
 
 //
 // Block SIGPIPE in main thread.