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--- a/configure.ac
+++ b/configure.ac
@@ -166,6 +166,8 @@ if test x"$libiscsi_cv_HAVE_SG_IO" = x"yes"; then
AC_DEFINE(HAVE_SG_IO,1,[Whether we have SG_IO support])
fi
+AC_ARG_WITH([rdma], AS_HELP_STRING([--with-rdma], [Build with rdma support]))
+
AC_CACHE_CHECK([for iSER support],libiscsi_cv_HAVE_LINUX_ISER,[
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#include <infiniband/verbs.h>
@@ -173,10 +175,10 @@ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#include <rdma/rdma_verbs.h>]],
[[int ibv = IBV_WC_SEND;]])],
[libiscsi_cv_HAVE_LINUX_ISER=yes],[libiscsi_cv_HAVE_LINUX_ISER=no])])
-if test x"$libiscsi_cv_HAVE_LINUX_ISER" = x"yes"; then
+if test x"$libiscsi_cv_HAVE_LINUX_ISER" = x"yes" && test "x$with_rdma" = "xyes"; then
AC_DEFINE(HAVE_LINUX_ISER,1,[Whether we have iSER support])
fi
-AM_CONDITIONAL([HAVE_LINUX_ISER], [test $libiscsi_cv_HAVE_LINUX_ISER = yes])
+AM_CONDITIONAL([HAVE_LINUX_ISER], [test "x$with_rdma" = "xyes"])
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#include <rdma/rdma_cma.h>]], [[return RDMA_OPTION_ID_ACK_TIMEOUT;]])],[AC_DEFINE([HAVE_RDMA_ACK_TIMEOUT],[1],[Define to 1 if you have RDMA ack timeout support])],[])
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