61 #define __GXCDEF1(func,ts,td) \  argument
64         GDWrite_##td(x); \
68 #define __GXCDEF2(func,ts,td) \  argument
71         GDWrite_##td(x); \
72         GDWrite_##td(y); \
76 #define __GXCDEF3(func,ts,td) \  argument
79         GDWrite_##td(x); \
80         GDWrite_##td(y); \
81         GDWrite_##td(z); \
85 #define __GXCDEF4(func,ts,td) \  argument
88         GDWrite_##td(x); \
89         GDWrite_##td(y); \
90         GDWrite_##td(z); \
91         GDWrite_##td(w); \