#include "../src-lib/dist.h" 

extern double GLOBAL_lower_thresh, GLOBAL_upper_thresh ;
extern double GLOBAL_Summary, GLOBAL_Printout;
extern int GLOBAL_UseSym ;

int sprintfAtomShortForm (char * buf,atom_record * atom);

void PairCloserThanThresh(file_records *fa, file_records * fb, double thresh) 
;

void VDWCont1to2(file_records *fa, file_records * fb, double thresh) 
;
void PrintWatHbonded
(atom_record *acc, atom_record *don, double Dist)
;
double AtomDistSq(atom_record * a1, atom_record * a2)
;
void CalcWatHbonds (file_records *f) 
;
void CalcWatHbonds (file_records *f) 
;
void Hbonds1to2 (file_records *fa, file_records *fb) 
;