all: rename os.EOF to io.EOF in various non-code contexts
R=golang-dev, r
CC=golang-dev
https://golang.org/cl/5334050
diff --git a/src/pkg/bufio/bufio.go b/src/pkg/bufio/bufio.go
index 0b354fd..7c4f90d 100644
--- a/src/pkg/bufio/bufio.go
+++ b/src/pkg/bufio/bufio.go
@@ -135,7 +135,7 @@
// It returns the number of bytes read into p.
// It calls Read at most once on the underlying Reader,
// hence n may be less than len(p).
-// At EOF, the count will be zero and err will be os.EOF.
+// At EOF, the count will be zero and err will be io.EOF.
func (b *Reader) Read(p []byte) (n int, err error) {
n = len(p)
if n == 0 {
@@ -246,7 +246,7 @@
// returning a slice pointing at the bytes in the buffer.
// The bytes stop being valid at the next read call.
// If ReadSlice encounters an error before finding a delimiter,
-// it returns all the data in the buffer and the error itself (often os.EOF).
+// it returns all the data in the buffer and the error itself (often io.EOF).
// ReadSlice fails with error ErrBufferFull if the buffer fills without a delim.
// Because the data returned from ReadSlice will be overwritten
// by the next I/O operation, most clients should use
@@ -332,7 +332,7 @@
// ReadBytes reads until the first occurrence of delim in the input,
// returning a slice containing the data up to and including the delimiter.
// If ReadBytes encounters an error before finding a delimiter,
-// it returns the data read before the error and the error itself (often os.EOF).
+// it returns the data read before the error and the error itself (often io.EOF).
// ReadBytes returns err != nil if and only if the returned data does not end in
// delim.
func (b *Reader) ReadBytes(delim byte) (line []byte, err error) {
@@ -379,7 +379,7 @@
// ReadString reads until the first occurrence of delim in the input,
// returning a string containing the data up to and including the delimiter.
// If ReadString encounters an error before finding a delimiter,
-// it returns the data read before the error and the error itself (often os.EOF).
+// it returns the data read before the error and the error itself (often io.EOF).
// ReadString returns err != nil if and only if the returned data does not end in
// delim.
func (b *Reader) ReadString(delim byte) (line string, err error) {
