net/asterisk/patches/002-configure-fix-detection-of-re-entrant-resolver-funct.patch

   1 From 9b4070944578336506cd0a76de6f733c72d0ca74 Mon Sep 17 00:00:00 2001
   2 From: "Yann E. MORIN" <yann.morin.1998@free.fr>
   3 Date: Sat, 13 Oct 2018 11:11:15 +0200
   4 Subject: [PATCH] configure: fix detection of re-entrant resolver functions
   5
   6 Fixes https://issues.asterisk.org/jira/browse/ASTERISK-21795
   7
   8 uClibc does not provide res_nsearch:
   9 asterisk-16.0.0/main/dns.c:506: undefined reference to `res_nsearch'
  10
  11 Patch coded by Yann E. MORIN:
  12 http://lists.busybox.net/pipermail/buildroot/2018-October/232630.html
  13
  14 Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
  15 ---
  16  configure.ac | 6 +++++-
  17  1 file changed, 5 insertions(+), 1 deletion(-)
  18
  19 --- a/configure.ac
  20 +++ b/configure.ac
  21 @@ -1429,7 +1429,11 @@ AC_LINK_IFELSE(
  22                         #include <arpa/nameser.h>
  23                         #endif
  24                         #include <resolv.h>],
  25 -                       [int foo = res_ninit(NULL);])],
  26 +                       [
  27 +                               int foo;
  28 +                               foo = res_ninit(NULL);
  29 +                               foo = res_nsearch(NULL, NULL, 0, 0, NULL, 0);
  30 +                       ])],
  31         AC_MSG_RESULT(yes)
  32         AC_DEFINE([HAVE_RES_NINIT], 1, [Define to 1 if your system has the re-entrant resolver functions.])
  33         AC_SEARCH_LIBS(res_9_ndestroy, resolv)