dead code removal and compiler warning silencing

{

  int i,j,ii,jj,inum,jnum,itype,jtype;

  double xtmp,ytmp,ztmp,delx,dely,delz,evdwl,fpair,der;

  double rsq,r,rhosq,rho,exp1,exp2,exp3,r6,r8;

  double frho,sumD,Ulm,fxy,fz,rdsq;

  double rsq,r,rhosq,exp1,exp2,exp3,r6,r8;

  double sumD,Ulm,fxy,fz;

  int *ilist,*jlist,*numneigh,**firstneigh;

  evdwl = 0.0;

      delz = ztmp - x[j][2];

      // rho^2 = r^2 - z^2

      rhosq = delx*delx + dely*dely;

      rho = sqrt(rhosq);

      rsq = rhosq + delz*delz;

      if (rsq < cutsq[itype][jtype]) {

bigint ReaderMolfile::read_header(double box[3][3], int &triclinic,

                                  int fieldinfo, int nfield,

                                  int *fieldtype, char **fieldlabel,

                                  int *fieldtype, char ** /* fieldlabel */,

                                  int scaleflag, int wrapflag, int &fieldflag,

                                  int &xflag, int &yflag, int &zflag)

{

template<typename T>

void transpose(T m[3][3])

{

  T t[3][3];

  for (int k=0;k<3;k++)

    for (int j=k+1;j<3;j++) {

      T x = m[k][j];