ref: b51b623725ce394a1f9f12686f043c1cc3bba7c9
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]))); }