Merge pull request #809 from a-lunkov/patch-1

Fix for build with FreeBSD

tinyxml2.cpp

@@ -103,7 +103,7 @@ distribution.
 #if defined(_WIN64)
 	#define TIXML_FSEEK _fseeki64
 	#define TIXML_FTELL _ftelli64
-#elif defined(__APPLE__)
+#elif defined(__APPLE__) || (__FreeBSD__)
 	#define TIXML_FSEEK fseeko
 	#define TIXML_FTELL ftello
 #elif defined(__unix__) && defined(__x86_64__)