Hide DIR definition by making it an opaque struct typedef.

Introduce dirfd() libc exported symbol replacing macro with same name,
preserve _dirfd() macro for internal use.

Replace dirp->dd_fd with dirfd() call. Avoid using dirfd as variable
name to prevent shadowing global symbol.

Sponsored by:	Google Summer Of Code 2011

1 files changed, 1 insertions, 0 deletions

diff --git a/lib/libc/gen/Symbol.map b/lib/libc/gen/Symbol.map
index d794c0a..356bee5 100644
--- a/lib/libc/gen/Symbol.map
+++ b/lib/libc/gen/Symbol.map
@@ -382,6 +382,7 @@ FBSD_1.2 {
 };
 
 FBSD_1.3 {
+	dirfd;
 	 fdlopen;
 	__FreeBSD_libc_enter_restricted_mode;
 	getcontextx;