diff --git a/man3/getaddrinfo.3 b/man3/getaddrinfo.3
index 091700673..cb151ef25 100644
--- a/man3/getaddrinfo.3
+++ b/man3/getaddrinfo.3
@@ -38,7 +38,7 @@
 .\" FIXME . glibc's 2.9 NEWS file documents DCCP and UDP-lite support
 .\"           and is SCTP support now also there?
 .\"
-.TH GETADDRINFO 3 2008-12-04 "GNU" "Linux Programmer's Manual"
+.TH GETADDRINFO 3 2009-09-03 "GNU" "Linux Programmer's Manual"
 .SH NAME
 getaddrinfo, freeaddrinfo, gai_strerror \- network address and
 service translation
@@ -593,6 +593,16 @@ and
 are available since glibc 2.3.3.
 .B AI_NUMERICSERV
 is available since glibc 2.3.4.
+
+According to POSIX.1-2001, specifying
+.I hints
+as NULL should cause
+.I ai_flags
+to be assumed as 0.
+The GNU C library instead assumes a value of
+.BR "(AI_V4MAPPED\ |\ AI_ADDRCONFIG)" 
+for this case,
+since this value is considered an improvement on the specification.
 .SH EXAMPLE
 .\" getnameinfo.3 refers to this example
 .\" socket.2 refers to this example