-
for ac_func in gethostname getdomainname dup2 \
rename closedir mkdir rmdir sysinfo getrusage get_current_dir_name \
-random lrand48 bcopy bcmp logb frexp fmod rint cbrt ftime res_init setsid \
+random lrand48 bcopy bcmp logb frexp fmod rint cbrt ftime setsid \
strerror fpathconf select mktime euidaccess getpagesize tzset setlocale \
utimes setrlimit setpgid getcwd getwd shutdown getaddrinfo \
__fpending mblen mbrlen mbsinit strsignal setitimer ualarm index rindex \
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h. */
-#include <sys/types.h> /* for off_t */
- #include <stdio.h>
+#include <stdio.h>
int
main ()
{
-int (*fp) (FILE *, off_t, int) = fseeko;
- return fseeko (stdin, 0, 0) && fp (stdin, 0, 0);
+return fseeko (stdin, 0, 0) && (fseeko) (stdin, 0, 0);
;
return 0;
}
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h. */
#define _LARGEFILE_SOURCE 1
-#include <sys/types.h> /* for off_t */
- #include <stdio.h>
+#include <stdio.h>
int
main ()
{
-int (*fp) (FILE *, off_t, int) = fseeko;
- return fseeko (stdin, 0, 0) && fp (stdin, 0, 0);
+return fseeko (stdin, 0, 0) && (fseeko) (stdin, 0, 0);
;
return 0;
}
fi
+# Do we have res_init, for detecting changes in /etc/resolv.conf?
+
+resolv=no
+{ echo "$as_me:$LINENO: checking for res_init" >&5
+echo $ECHO_N "checking for res_init... $ECHO_C" >&6; }
+if test "${ac_cv_func_res_init+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+/* Define res_init to an innocuous variant, in case <limits.h> declares res_init.
+ For example, HP-UX 11i <limits.h> declares gettimeofday. */
+#define res_init innocuous_res_init
+
+/* System header to define __stub macros and hopefully few prototypes,
+ which can conflict with char res_init (); below.
+ Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
+ <limits.h> exists even on freestanding compilers. */
+
+#ifdef __STDC__
+# include <limits.h>
+#else
+# include <assert.h>
+#endif
+
+#undef res_init
+
+/* Override any GCC internal prototype to avoid an error.
+ Use char because int might match the return type of a GCC
+ builtin and then its argument prototype would still apply. */
+#ifdef __cplusplus
+extern "C"
+#endif
+char res_init ();
+/* The GNU C library defines this for functions which it implements
+ to always fail with ENOSYS. Some functions are actually named
+ something starting with __ and the normal name is an alias. */
+#if defined __stub_res_init || defined __stub___res_init
+choke me
+#endif
+
+int
+main ()
+{
+return res_init ();
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (ac_try="$ac_link"
+case "(($ac_try" in
+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+ *) ac_try_echo=$ac_try;;
+esac
+eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+ (eval "$ac_link") 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } && {
+ test -z "$ac_c_werror_flag" ||
+ test ! -s conftest.err
+ } && test -s conftest$ac_exeext &&
+ $as_test_x conftest$ac_exeext; then
+ ac_cv_func_res_init=yes
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ ac_cv_func_res_init=no
+fi
+
+rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \
+ conftest$ac_exeext conftest.$ac_ext
+fi
+{ echo "$as_me:$LINENO: result: $ac_cv_func_res_init" >&5
+echo "${ECHO_T}$ac_cv_func_res_init" >&6; }
+if test $ac_cv_func_res_init = yes; then
+ have_res_init=yes
+else
+ have_res_init=no
+fi
+
+if test "$have_res_init" = no; then
+ OLIBS="$LIBS"
+ LIBS="$LIBS -lresolv"
+ { echo "$as_me:$LINENO: checking for res_init with -lresolv" >&5
+echo $ECHO_N "checking for res_init with -lresolv... $ECHO_C" >&6; }
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+#include <netinet/in.h>
+#include <arpa/nameser.h>
+#include <resolv.h>
+int
+main ()
+{
+res_init();
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (ac_try="$ac_link"
+case "(($ac_try" in
+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+ *) ac_try_echo=$ac_try;;
+esac
+eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+ (eval "$ac_link") 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } && {
+ test -z "$ac_c_werror_flag" ||
+ test ! -s conftest.err
+ } && test -s conftest$ac_exeext &&
+ $as_test_x conftest$ac_exeext; then
+ have_res_init=yes
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ have_res_init=no
+fi
+
+rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \
+ conftest$ac_exeext conftest.$ac_ext
+ { echo "$as_me:$LINENO: result: $have_res_init" >&5
+echo "${ECHO_T}$have_res_init" >&6; }
+ if test "$have_res_init" = yes ; then
+ resolv=yes
+ fi
+ LIBS="$OLIBS"
+fi
+
+if test "$have_res_init" = yes; then
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_RES_INIT 1
+_ACEOF
+
+fi
+
# Do we need the Hesiod library to provide the support routines?
if test "$with_hesiod" = yes ; then
# Don't set $LIBS here -- see comments above.
- resolv=no
{ echo "$as_me:$LINENO: checking for res_send" >&5
echo $ECHO_N "checking for res_send... $ECHO_C" >&6; }
if test "${ac_cv_func_res_send+set}" = set; then
if test "$resolv" = yes ; then
RESOLVLIB=-lresolv
-
-cat >>confdefs.h <<\_ACEOF
-#define HAVE_LIBRESOLV 1
-_ACEOF
-
else
RESOLVLIB=
fi
fi
+# Do we need libresolv (due to res_init or Hesiod)?
+if test "$resolv" = yes ; then
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_LIBRESOLV 1
+_ACEOF
+
+fi
+
# These tell us which Kerberos-related libraries to use.
if test "${with_kerberos+set}" = set; then