1 #include <u.h> 2 #include <sys/stat.h> 3 #include <libc.h> 4 #include <draw.h> 5 6 vlong 7 _drawflength(int fd) 8 { 9 struct stat s; 10 11 if(fstat(fd, &s) < 0) 12 return -1; 13 return s.st_size; 14 } 15