X-Git-Url: https://git.decadent.org.uk/gitweb/?p=nfs-utils.git;a=blobdiff_plain;f=configure.ac;h=f101b861266d4fc434981ad36a81dd1edf195b2e;hp=80fb39d3f42e5c89ead0a4f744db9aff509dde20;hb=fef991230b6a4070e0793adf03d42514639111d3;hpb=917a2f41b62eda8c0a94c19a7a7e7709bc9a3251

diff --git a/configure.ac b/configure.ac
index 80fb39d..f101b86 100644
--- a/configure.ac
+++ b/configure.ac
@@ -265,6 +265,12 @@ if test "$enable_nfsv4" = yes; then
     AC_RPCSEC_VERSION
   fi
 fi
+
+if test "$enable_nfsv41" = yes; then
+  AC_CHECK_LIB([devmapper], [dm_task_create], [LIBDEVMAPPER="-ldevmapper"], AC_MSG_ERROR([libdevmapper needed]))
+  AC_CHECK_HEADER(libdevmapper.h, , AC_MSG_ERROR([Cannot find devmapper header file libdevmapper.h]))
+fi
+
 dnl enable nfsidmap when its support by libnfsidmap
 AM_CONDITIONAL(CONFIG_NFSIDMAP, [test "$ac_cv_header_keyutils_h$ac_cv_lib_nfsidmap_nfs4_owner_to_uid" = "yesyes"])