krb5 commit: Increase initial DNS buffer size

[Greg Hudson]

https://github.com/krb5/krb5/commit/5872d8a6d0fccefd4c86a89c5b3dfd2227a5d284
commit 5872d8a6d0fccefd4c86a89c5b3dfd2227a5d284
Author: Greg Hudson <ghudson at mit.edu>
Date:   Mon Feb 22 16:33:07 2016 -0500

    Increase initial DNS buffer size
    
    In dnsglue.c (which is used to look up SRV and TXT records), increase
    the initial buffer size guess from 2048 to 4096 to accomodate DNSSEC
    signatures.  Suggested by Daniel Colascione.
    
    ticket: 8366 (new)

 src/lib/krb5/os/dnsglue.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/src/lib/krb5/os/dnsglue.c b/src/lib/krb5/os/dnsglue.c
index 7d25fee..1a259b3 100644
--- a/src/lib/krb5/os/dnsglue.c
+++ b/src/lib/krb5/os/dnsglue.c
@@ -128,7 +128,7 @@ krb5int_dns_init(struct krb5int_dns_state **dsp,
     ds->ansp = NULL;
     ds->anslen = 0;
     ds->ansmax = 0;
-    nextincr = 2048;
+    nextincr = 4096;
     maxincr = INT_MAX;
 
 #if HAVE_NS_INITPARSE