137 	mfp->mf_fd = -1;  in mf_open()
144 	if (mfp->mf_fd < 0)  in mf_open()
171     if (mfp->mf_fd >= 0  in mf_open()
172 	    && fstatfs(mfp->mf_fd, &stf, sizeof(struct statfs), 0) == 0  in mf_open()
178     if (mfp->mf_fd < 0 || (flags & (O_TRUNC|O_EXCL))  in mf_open()
179 		  || (size = vim_lseek(mfp->mf_fd, (off_T)0L, SEEK_END)) <= 0)  in mf_open()
225     if (mfp->mf_fd < 0)  in mf_open_file()
242     if (mfp->mf_fd >= 0)  in mf_close()
244 	if (close(mfp->mf_fd) < 0)  in mf_close()
277     if (mfp == NULL || mfp->mf_fd < 0)		// nothing to close  in mf_close_file()
290     if (close(mfp->mf_fd) < 0)			// close the file  in mf_close_file()
292     mfp->mf_fd = -1;  in mf_close_file()
530     if (mfp->mf_fd < 0)	    // there is no file, nothing to do  in mf_sync()
589 	    if (vim_fsync(mfp->mf_fd))  in mf_sync()
606 	    if (vim_fsync(mfp->mf_fd))  in mf_sync()
611 	if (_commit(mfp->mf_fd))  in mf_sync()
616 	if (vim_fsync(mfp->mf_fd) != 0)  in mf_sync()
629 	    struct UFB *fp = chkufb(mfp->mf_fd);  in mf_sync()
645 	    BPTR fh = (BPTR)fdtofh(mfp->mf_fd);  in mf_sync()
652 	    Flush(_devtab[mfp->mf_fd].fd);  in mf_sync()
773     if (mfp->mf_fd < 0 && need_release && p_uc)  in mf_release()
791     if (mfp->mf_fd < 0 || !need_release)  in mf_release()
847 	    if (mfp->mf_fd < 0 && buf->b_may_swap)  in mf_release_all()
851 	    if (mfp->mf_fd >= 0)  in mf_release_all()
940     if (mfp->mf_fd < 0)	    // there is no file, can't read  in mf_read()
946     if (vim_lseek(mfp->mf_fd, offset, SEEK_SET) != offset)  in mf_read()
951     if ((unsigned)read_eintr(mfp->mf_fd, hp->bh_data, size) != size)  in mf_read()
982     if (mfp->mf_fd < 0 && !mfp->mf_reopen)  in mf_write()
1020 	    if (mfp->mf_fd >= 0)  in mf_write()
1022 		if (vim_lseek(mfp->mf_fd, offset, SEEK_SET) != offset)  in mf_write()
1037 		if (mfp->mf_fd >= 0)  in mf_write()
1038 		    close(mfp->mf_fd);  in mf_write()
1039 		mfp->mf_fd = mch_open_rw((char *)mfp->mf_fname, mfp->mf_flags);  in mf_write()
1040 		mfp->mf_reopen = (mfp->mf_fd < 0);  in mf_write()
1042 	    if (attempt == 2 || mfp->mf_fd < 0)  in mf_write()
1092     if ((unsigned)write_eintr(mfp->mf_fd, data, size) != size)  in mf_write_block()
1266 	mfp->mf_fd = -1;  in mf_do_open()
1283 	mfp->mf_fd = mch_open_rw((char *)mfp->mf_fname, flags);  in mf_do_open()
1289     if (mfp->mf_fd < 0)  in mf_do_open()
1297 	int fdflags = fcntl(mfp->mf_fd, F_GETFD);  in mf_do_open()
1299 	    (void)fcntl(mfp->mf_fd, F_SETFD, fdflags | FD_CLOEXEC);  in mf_do_open()