diff --git a/configure.ac b/configure.ac
index ef07d70..2da26aa 100644
--- a/configure.ac
+++ b/configure.ac
@@ -27,9 +27,9 @@ if test "$have_fuse_opt_parse" = no; then
 fi
 AM_CONDITIONAL(FUSE_OPT_COMPAT, test "$have_fuse_opt_parse" = no)


-AC_CHECK_FUNCS([setxattr fdatasync getline fgetln])
+AC_CHECK_FUNCS([setxattr getline fgetln])

 AC_CONFIG_FILES([Makefile
                  src/Makefile
                  compat/Makefile])