81 static int  mf_write_block(memfile_T *mfp, bhdr_T *hp, off_T offset, unsigned size);
936     off_T	offset;  in mf_read()  local
944     offset = (off_T)page_size * hp->bh_bnum;  in mf_read()
946     if (vim_lseek(mfp->mf_fd, offset, SEEK_SET) != offset)  in mf_read()
961 	ml_decrypt_data(mfp, hp->bh_data, offset, size);  in mf_read()
975     off_T	offset;	    // offset in the file  in mf_write()  local
1011 	offset = (off_T)page_size * nr;  in mf_write()
1022 		if (vim_lseek(mfp->mf_fd, offset, SEEK_SET) != offset)  in mf_write()
1028 				   hp2 == NULL ? hp : hp2, offset, size) == OK)  in mf_write()
1076     off_T	offset UNUSED,  in mf_write_block()
1086 	data = ml_encrypt_data(mfp, data, offset, size);  in mf_write_block()