text: #include "lib/wrap.h"
  
  /*
  ssize_t recvfrom_flags(int fd, void* ptr, size_t nbytes, int* flagsp, SA* sa, socklen_t* salenptr, struct unp_in_pktinfo* pktp) {
      struct msghdr msg;
      struct iovec iov[1];
      ssize_t n;
      struct cmsghdr* cmptr;
      union {
          struct cmsghdr cm;
      }
  };
  */
  