tests: add sendfile.test and sendfile64.test
* tests/sendfile.c: New file.
* tests/sendfile64.c: New file.
* tests/sendfile.test: New test.
* tests/sendfile64.test: New test.
* tests/Makefile.am (check_PROGRAMS): Add sendfile and sendfile64.
(TESTS): Add sendfile.test and sendfile64.test.
* tests/.gitignore: Add sendfile and sendfile64.
diff --git a/tests/.gitignore b/tests/.gitignore
index 9cf3d9b..b272ceb 100644
--- a/tests/.gitignore
+++ b/tests/.gitignore
@@ -30,6 +30,8 @@
scm_rights
seccomp
select
+sendfile
+sendfile64
set_ptracer_any
sigaction
sigaltstack