[ostree] tests: Missing linker flags for test-rollsum

[Matthew Barnes <mbarnes src gnome org>]

commit f01fceb5d7f685760aef1e3b6ad58a066e0b39a0
Author: Daniel Svensson <dsvensson gmail com>
Date:   Mon Apr 6 10:25:03 2015 -0400

    tests: Missing linker flags for test-rollsum
    
    Reproducable on Debian; Fedora lets it slide.

 Makefile-tests.am |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/Makefile-tests.am b/Makefile-tests.am
index 675547d..04e2676 100644
--- a/Makefile-tests.am
+++ b/Makefile-tests.am
@@ -118,8 +118,8 @@ TESTS_CFLAGS = $(ostree_bin_shared_cflags) $(OT_INTERNAL_GIO_UNIX_CFLAGS)
 TESTS_LDADD = $(ostree_bin_shared_ldadd) $(OT_INTERNAL_GIO_UNIX_LIBS)
 
 tests_test_rollsum_SOURCES = src/libostree/ostree-rollsum.c tests/test-rollsum.c
-tests_test_rollsum_CFLAGS = $(TESTS_CFLAGS)
-tests_test_rollsum_LDADD = libbupsplit.la $(TESTS_LDADD)
+tests_test_rollsum_CFLAGS = $(TESTS_CFLAGS) $(OT_DEP_ZLIB_CFLAGS)
+tests_test_rollsum_LDADD = libbupsplit.la $(TESTS_LDADD) $(OT_DEP_ZLIB_LIBS)
 
 tests_test_mutable_tree_CFLAGS = $(TESTS_CFLAGS)
 tests_test_mutable_tree_LDADD = $(TESTS_LDADD)