fix test_files

1 files changed, 2 insertions, 1 deletions

diff --git a/tests/runner.py b/tests/runner.py
index e56d095f..96895d88 100644
--- a/tests/runner.py
+++ b/tests/runner.py
@@ -2401,7 +2401,8 @@ if 'benchmark' not in str(sys.argv):
       other.close()
 
       src = open(path_from_root('tests', 'files.cpp'), 'r').read()
-      self.do_test(src, 'size: 7\ndata: 100,-56,50,25,10,77,123\ninput:hi there!\ntexto\ntexte\n5 : 10,30,20,11,88\nother=some data.\nseeked=me da.\nseeked=ata.\nseeked=ta.\nfscanfed: 10 - hello\n', post_build=post)
+      self.do_test(src, 'size: 7\ndata: 100,-56,50,25,10,77,123\ninput:hi there!\ntexto\ntexte\n5 : 10,30,20,11,88\nother=some data.\nseeked=me da.\nseeked=ata.\nseeked=ta.\nfscanfed: 10 - hello\n',
+                   post_build=post, extra_emscripten_args=['-H', 'libc/fcntl.h'])
 
     def test_folders(self):
       def add_pre_run(filename):