-size_t FS_Write (qfile_t* file, const void* data, size_t datasize);
-size_t FS_Read (qfile_t* file, void* buffer, size_t buffersize);
-int FS_Flush (qfile_t* file);
-int FS_Printf (qfile_t* file, const char* format, ...);
+fs_offset_t FS_Write (qfile_t* file, const void* data, size_t datasize);
+fs_offset_t FS_Read (qfile_t* file, void* buffer, size_t buffersize);
+int FS_Print(qfile_t* file, const char *msg);
+int FS_Printf(qfile_t* file, const char* format, ...);
+int FS_VPrintf(qfile_t* file, const char* format, va_list ap);