void dbacc(double*,long,long,long*,long,long,long*,
	long*);
void dbsol(long,double*,long,long,long,long,double[],
	long,double*,long*);
void dc2bas(double,long,long,LOGICAL32*,double[],long,double[]);
void dc2fit(double[],double[],double[],long,double[],long,double*,
	long,double[],double[],double*,long*);
void derm1(STRING,long,long,STRING,STRING,double,byte);
void derv1(STRING,double,byte);
void dtrc2c(double[],long,double[],double[],double[]);
void ermsg(STRING,long,long,STRING,byte);
void ierm1(STRING,long,long,STRING,STRING,long,byte);
void ierv1(STRING,long,byte);