2009-03-15  Aurelien Jarno  <aurelien@aurel32.net>

	* sysdeps/posix/getaddrinfo.c (getaddrinfo): correctly detect 
	interface for all 127.X.Y.Z addresses.

---
 sysdeps/posix/getaddrinfo.c |    9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

--- a/sysdeps/posix/getaddrinfo.c
+++ b/sysdeps/posix/getaddrinfo.c
@@ -2264,7 +2264,14 @@
 			  tmp.addr[0] = 0;
 			  tmp.addr[1] = 0;
 			  tmp.addr[2] = htonl (0xffff);
-			  tmp.addr[3] = sinp->sin_addr.s_addr;
+			  /* Special case for lo interface, the source address
+			     being possibly different than the interface 
+			     address. */
+			  if ((ntohl(sinp->sin_addr.s_addr) & 0xff000000)
+			      == 0x7f000000)
+			    tmp.addr[3] = htonl(0x7f000001);
+			  else
+			    tmp.addr[3] = sinp->sin_addr.s_addr;
 			}
 		      else
 			{