Has anyone written a graphical application in Go on Plan 9? How would the Go equivalent of black.c (thank you fgb) look like?- - - clip - - -#include <u.h>#include <libc.h>#include <draw.h>voidmain(int, char *argv[]){Rectangle rect;Image *black;fmtinstall('R', Rfmt);if(initdraw(nil, nil, argv[0]) < 0)sysfatal("initdraw: %r");rect = screen->r;black = display->black;draw(screen, rect, black, nil, ZP);flushimage(display, 1);sleep(5 * 1000);closedisplay(display);print("rectangle was %R\n", rect);exits(nil);}