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Always include <resolv.h> when checking for

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res_init.
This commit is contained in:
Andreas Schwab 2007-11-20 23:06:39 +00:00
parent a49e5cc320
commit c0a3f2a24a
1 changed files with 7 additions and 3 deletions
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10
configure.in
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@ -2756,15 +2756,19 @@ AC_CHECK_LIB(ncurses, tparm)
# Do we have res_init, for detecting changes in /etc/resolv.conf?
resolv=no
AC_CHECK_FUNC(res_init, have_res_init=yes, have_res_init=no)
AC_TRY_LINK([#include <netinet/in.h>
#include <arpa/nameser.h>
#include <resolv.h>],
[return res_init();],
have_res_init=yes, have_res_init=no)
if test "$have_res_init" = no; then
OLIBS="$LIBS"
LIBS="$LIBS -lresolv"
AC_MSG_CHECKING(for res_init with -lresolv)
AC_TRY_LINK([#include <netinet/in.h>
#include <arpa/nameser.h>
#include <resolv.h> ],
[res_init();],
#include <resolv.h>],
[return res_init();],
have_res_init=yes, have_res_init=no)
AC_MSG_RESULT($have_res_init)
if test "$have_res_init" = yes ; then