abs arc.c /^abs(a){$/ arc arc.c /^arc(x,y,x0,y0,x1,y1){$/ box box.c /^box(x0,y0,x1,y1)$/ circle circle.c /^circle(xi,yi,radius)$/ closepl close.c /^closepl(){$/ color color.c /^color(s) \/* set screen background color *\/$/ cont cont.c /^cont(x0,y0){$/ dot dot.c /^dot(xi,yi,dx,n,pat)$/ erase erase.c /^erase() \/* erase screen *\/$/ gsqrt circle.c /^gsqrt(i,radius)$/ label label.c /^label(s)$/ line line.c /^line(x0,y0,x1,y1)$/ linemod linemod.c /^linemod(s)$/ map map.c /^map(color)$/ move move.c /^move(xi,yi)$/ openpl open.c /^openpl()$/ point point.c /^point(xi,yi)$/ quad arc.c /^quad(x,y,xp,yp){$/ shade wrtng.c /^shade(s)$/ space space.c /^space(x0,y0,x1,y1){$/ step arc.c /^step(d){$/ wrtng wrtng.c /^wrtng(argp)$/ xsc subr.c /^xsc(xi){$/ ysc subr.c /^ysc(yi){$/