* io/transfer.c (read_sf): Rename uinty to readlen.  Detect EOF.
	(finalize_transfer): Move setjmp after namlist IO.
	* io/unix.c (mem_alloc_r_at): Calculate remaining length correctly.
testsuite/
	* gfortran.dg/eof_1.f90: New test.

From-SVN: r86831