80 #   define C_FIXDIV(c,div) \  argument
81 	do {    DIVSCALAR( (c).r , div);  \
82 		DIVSCALAR( (c).i  , div); }while (0)
84 #   define C_MULBYSCALAR( c, s ) \  argument
85     do{ (c).r =  sround( smul( (c).r , s ) ) ;\
86         (c).i =  sround( smul( (c).i , s ) ) ; }while(0)
94 #   define C_FIXDIV(c,div) /* NOOP */  argument
95 #   define C_MULBYSCALAR( c, s ) \  argument
96     do{ (c).r *= (s);\
97         (c).i *= (s); }while(0)
154 #define pcpx(c)\  argument
155     fprintf(stderr,"%g + %gi\n",(double)((c)->r),(double)((c)->i) )
157 #define pcpx(c) {}  argument