readmode
int readmode, ecode;
readmode = (tp->th_opcode == RRQ);
readmode ? "RRQ" : "WRQ", filename, mode);
(readmode ? O_RDONLY : (O_WRONLY|O_TRUNC)) | O_NONBLOCK);
if (((statb.st_mode & ((readmode) ? S_IROTH : S_IWOTH)) == 0) ||
file = fdopen(fd, readmode ? "r" : "w");
tsize_set = (readmode && (pf->f_convert == 0));
static int readmode(const char *);
if (readmode(b) != 0) {