diff --git a/configure.ac b/configure.ac
index 71fb14d..f0826ff 100644
--- a/configure.ac
+++ b/configure.ac
@@ -54,6 +54,8 @@ AC_CHECK_LIB(pthread, pthread_create, dummy=yes,
 AC_CHECK_LIB(dl, dlopen, dummy=yes,
 			AC_MSG_ERROR(dynamic linking loader is required))
 
+AC_CHECK_HEADERS(linux/types.h linux/if_alg.h)
+
 PKG_CHECK_MODULES(GLIB, glib-2.0 >= 2.28, dummy=yes,
 				AC_MSG_ERROR(GLib >= 2.28 is required))
 AC_SUBST(GLIB_CFLAGS)