pathmtu/pathmtu.c: Disable `raw' strategy if we don't have getifaddrs(3).

[tripe] / configure.ac

diff --git a/configure.ac b/configure.ac
index 887f81d..e2e763e 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -63,6 +63,8 @@ case "$host_os" in
     ;;
 esac
 
+AC_CHECK_FUNCS([getifaddrs])
+
 AC_ARG_WITH([adns],
   AS_HELP_STRING([--with-adns],
                 [use ADNS library for background name resolution]),