*** @ann/private/ANN.cpp	2010-10-12 09:53:53.564734000 -0600
--- @ann/private/ANN.cpp	2010-09-29 12:30:38.132537000 -0600
***************
*** 24,29 ****
--- 24,31 ----
  //		Added performance counting to annDist()
  //----------------------------------------------------------------------
  
+ #include <cstdlib>
+ 
  #include "ANNx.h"					// all ANN includes
  #include "ANNperf.h"				// ANN performance 
  


*** @ann/private/kd_dump.cpp	2010-10-12 10:02:16.130284000 -0600
--- @ann/private/kd_dump.cpp	2010-09-29 12:32:11.713904000 -0600
***************
*** 31,36 ****
--- 31,39 ----
  // desired.)
  //----------------------------------------------------------------------
  
+ #include <cstring>
+ #include <cstdlib>
+ 
  #include "kd_tree.h"					// kd-tree declarations
  #include "bd_tree.h"					// bd-tree declarations
  



*** @ann/ann.m	2010-10-20 12:33:35.064783000 -0600
--- @ann/ann.m	2010-10-20 12:34:16.347737000 -0600
***************
*** 107,112 ****
--- 107,116 ----
      error('ann:open','Data must be 2D');
  end
  
+ if sum(isnan(data(:))) > 0,
+     error('ann:open','Data may not contain NaN values');
+ end
+ 
  [anno.ccls anno.cfun] = get_data_class();
  anno.modes = modes();