/usr/share/doc/libmodglue1-dev/examples/simple is in libmodglue1-dev 1.17-3.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 | #!/bin/sh
gtkshell \
--module='src/gtkiowin' \
--module='examples/periodic_modglue' \
--options=abort_on_failed_write \
--module='examples/periodic' \
--options=abort_on_failed_write \
--bond=src/gtkiowin:stdexc,examples/periodic_modglue:foo \
--bond=src/gtkiowin:stdin,examples/periodic:stdout \
$*
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