- (dtucker) [configure.ac] Bug #867: Additional tests for res_query in

libresolv, fixes problems detecting it on some platforms
   (eg Linux/x86-64).  From Kurt Roeckx via Debian, ok mouring@

ChangeLog

@@ -1,4 +1,9 @@
-20050502
+20040513
+ - (dtucker) [configure.ac] Bug #867: Additional tests for res_query in
+   libresolv, fixes problems detecting it on some platforms
+   (eg Linux/x86-64).  From Kurt Roeckx via Debian, ok mouring@
+
+20040502
  - (dtucker) OpenBSD CVS Sync
    - djm@cvs.openbsd.org 2004/04/22 11:56:57
      [moduli.c]
@@ -1073,4 +1078,4 @@
    - (djm) Trim deprecated options from INSTALL. Mention UsePAM
    - (djm) Fix quote handling in sftp; Patch from admorten AT umich.edu
 
-$Id: ChangeLog,v 1.3341 2004/05/02 23:19:03 dtucker Exp $
+$Id: ChangeLog,v 1.3342 2004/05/13 01:56:16 dtucker Exp $

configure.ac

@@ -1,4 +1,4 @@
-# $Id: configure.ac,v 1.216 2004/04/23 08:53:10 dtucker Exp $
+# $Id: configure.ac,v 1.217 2004/05/13 01:56:17 dtucker Exp $
 #
 # Copyright (c) 1999-2004 Damien Miller
 #
@@ -2156,6 +2156,25 @@ AC_SEARCH_LIBS(getrrsetbyname, resolv,
 		# Needed by our getrrsetbyname()
 		AC_SEARCH_LIBS(res_query, resolv)
 		AC_SEARCH_LIBS(dn_expand, resolv)
+		AC_MSG_CHECKING(if res_query will link)
+		AC_TRY_LINK_FUNC(res_query, AC_MSG_RESULT(yes),
+		   [AC_MSG_RESULT(no)
+		    saved_LIBS="$LIBS"
+		    LIBS="$LIBS -lresolv"
+		    AC_MSG_CHECKING(for res_query in -lresolv)
+		    AC_LINK_IFELSE([
+#include <resolv.h>
+int main()
+{
+	res_query (0, 0, 0, 0, 0);
+	return 0;
+}
+			],
+			[LIBS="$LIBS -lresolv"
+			 AC_MSG_RESULT(yes)],
+			[LIBS="$saved_LIBS"
+			 AC_MSG_RESULT(no)])
+		    ])
 		AC_CHECK_FUNCS(_getshort _getlong)
 		AC_CHECK_MEMBER(HEADER.ad,
 			[AC_DEFINE(HAVE_HEADER_AD)],,