#define DEBUG0(X,F)			if ( (X) <= debug ) printf( F ) 
#define DEBUG1(X,F,A)		if ( (X) <= debug ) printf(F,A) 
#define DEBUG2(X,F,A,B)		if ( (X) <= debug ) printf(F,A,B) 
#define DEBUG3(X,F,A,B,C)	if ( (X) <= debug ) printf(F,A,B,C) 
#define DEBUG4(X,F,A,B,C,D)	if ( (X) <= debug ) printf(F,A,B,C,D)