1 #define IOPOLL_BROKEN_OUTPUT -2 2 #define IOPOLL_ERROR -3 3 4 int iopoll (int fdin, int fdout, bool block); 5 bool iopoll_input_ok (int fdin); 6 bool iopoll_output_ok (int fdout); 7 8 bool fclose_wait (FILE *f); 9 bool fwrite_wait (char const *buf, ssize_t size, FILE *f); 10