ref: 95c166fc35a918337c6958c7ae9e6b6214ad9c07
dir: /sys/src/libdraw/test.c/
#include <u.h>
#include <libc.h>
#include <draw.h>
void
main(int argc, char **argv)
{
print("%dn", wordsperline(Rect(atoi(argv[1]), atoi(argv[2]), atoi(argv[3]), atoi(argv[4])), atoi(argv[5])));
}