@@ -61,10 +61,22 @@
 					[LIBS="$save_libs -lbind"
 					 AC_TRY_LINK([#include <resolv.h>],
 						     [res_nsearch(&_res, "test", 0, 0, (void *)0, 0);],
 						     [AC_MSG_RESULT([in -lbind])],
 						     [AC_MSG_ERROR(not found)])])])])
+
+AC_MSG_CHECKING([for res_ndestroy])
+AC_TRY_LINK([
+	#include <resolv.h>
+], [
+	res_ndestroy(&_res)
+], [
+	AC_MSG_RESULT(yes)
+	AC_DEFINE(HAVE_RES_NDESTROY, 1, [Whether we have res_ndestroy])
+], [
+	AC_MSG_RESULT(no)
+])
 
 AC_CHECK_LIB(objopenssl, main, [
 	LIBS="$LIBS -lobjopenssl -lcrypto"
 ], [
 	AC_MSG_ERROR(You need ObjOpenSSL installed!)
@@ -90,6 +102,7 @@
 AC_SUBST(CPP)
 AC_SUBST(CPPFLAGS)
 
 AC_SUBST(PACKAGE, ObjXMPP)
 AC_CONFIG_FILES([buildsys.mk extra.mk])
+AC_CONFIG_HEADERS(config.h)
 AC_OUTPUT