--- configure.ac.orig	2019-07-13 22:04:44 UTC
+++ configure.ac
@@ -144,7 +144,8 @@ AC_CACHE_CHECK([for iSER support],libiscsi_cv_HAVE_LIN
 AC_TRY_COMPILE([
 #include <infiniband/verbs.h>
 #include <rdma/rdma_cma.h>
-#include <rdma/rdma_verbs.h>],
+#include <rdma/rdma_verbs.h>
+#error not on FreeBSD],
 [int ibv = IBV_WC_SEND;],
 libiscsi_cv_HAVE_LINUX_ISER=yes,libiscsi_cv_HAVE_LINUX_ISER=no)])
 if test x"$libiscsi_cv_HAVE_LINUX_ISER" = x"yes"; then