#include <u.h>#include <libc.h>#include <libg.h>#include <fb.h>main(int argc, char *argv[]){	PICFILE *f;	if(getflags(argc, argv, "")!=1) usage("");	binit(0,0,0);	f=picopen_w("OUT", "runcode", screen.r.min.x, screen.r.min.y,		screen.r.max.x-screen.r.min.x, screen.r.max.y-screen.r.min.y,		"m", argv, 0);	if(f==0){		perror(argv[0]);		exits("can't open picfile");	}	if(wrpicfile(f, &screen)<0){		fprint(2, "%s: can't save\n", argv[0]);		exits("output error");	}	exits("");}