change DirInfo->dirInfo now that 6g export bug is fixed

R=rsc
DELTA=4  (0 added, 0 deleted, 4 changed)
OCL=24788
CL=24805

src/lib/os/dir_amd64_darwin.go

@@ -18,7 +18,7 @@ const (
 func Readdirnames(fd *FD, count int) (names []string, err *os.Error) {
 	// If this fd has no dirinfo, create one.
 	if fd.dirinfo == nil {
-		fd.dirinfo = new(DirInfo);
+		fd.dirinfo = new(dirInfo);
 		// The buffer must be at least a block long.
 		// TODO(r): use fstatfs to find fs block size.
 		fd.dirinfo.buf = make([]byte, blockSize);

src/lib/os/dir_amd64_linux.go

@@ -27,7 +27,7 @@ func clen(n []byte) int {
 func Readdirnames(fd *FD, count int) (names []string, err *os.Error) {
 	// If this fd has no dirinfo, create one.
 	if fd.dirinfo == nil {
-		fd.dirinfo = new(DirInfo);
+		fd.dirinfo = new(dirInfo);
 		// The buffer must be at least a block long.
 		// TODO(r): use fstatfs to find fs block size.
 		fd.dirinfo.buf = make([]byte, blockSize);

src/lib/os/file.go

@@ -8,7 +8,7 @@ import syscall "syscall"
 import os "os"
 
 // Auxiliary information if the FD describes a directory
-type DirInfo struct {	// TODO(r): 6g bug means this can't be private
+type dirInfo struct {	// TODO(r): 6g bug means this can't be private
 	buf	[]byte;	// buffer for directory I/O
 	nbuf	int64;	// length of buf; return value from Getdirentries
 	bufp	int64;	// location of next record in buf.
@@ -18,7 +18,7 @@ type DirInfo struct {	// TODO(r): 6g bug means this can't be private
 type FD struct {
 	fd int64;
 	name	string;
-	dirinfo	*DirInfo;	// nil unless directory being read
+	dirinfo	*dirInfo;	// nil unless directory being read
 }
 
 func (fd *FD) Fd() int64 {