+=======
+ double precision vbldp0,vbldsc0,akp,aksc,abond0,distchainmax
+ integer nbondterm
+ common /stretch/ vbldp0,vbldsc0(maxbondterm,ntyp),akp,
+ & aksc(maxbondterm,ntyp),abond0(maxbondterm,ntyp),
+ & distchainmax,nbondterm(ntyp)
+>>>>>>> aebadf9023e437f497f92dfcf2303c16f60917c1