hgoto
hgoto(n);
hgoto(x);
void hgoto(int);
hgoto(hpos+dx); /* where troff expects to be */
hgoto(hpos + a); /* where troff expects to be */
hgoto(hpos + dx1 + dx2); /* where troff expects to be */
hgoto(x[N]); /* where troff expects to be */
hgoto(ohpos + dx);
hgoto(ohpos + dx);
hgoto(xp);
hgoto(xc + d); /* circle goes to right side */
hgoto(xc + a);
#define arcmove(x,y) { hgoto(x); vmot(-vpos-(y)); }
hgoto(k);
hgoto(hpos + n);