/usr/share/vala/vapi/fsotransport-2.0.deps is in libfsotransport-dev 0.9.8+git20110805-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 | posix
linux
glib-2.0
gio-2.0
gee-1.0
fsobasics-2.0
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