/usr/lib/pkgconfig/WINGs.pc is in libwings-dev 0.95.5-2ubuntu1.
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 7 | Name: WINGs
Description: Small widget set with the NeXTStep(TM) look and feel
Version: 0.95.5
Requires: wrlib
Libs: -L/usr/lib -lWINGs
Libs.private: -lXft -lXext -lXext -lX11 -lm
Cflags: -I/usr/include
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