libglib2.0-dev-bin - 2.66.8-1+deb11u4pureos1 main

GLib is a library containing many useful C routines for things such
as trees, hashes, lists, and strings. It is a useful general-purpose
C library used by projects such as GTK+, GIMP, and GNOME.
.
This package is needed to compile programs against libglib2.0-0. It contains
development utilities typically run during compilation and should not be
installed directly. Use libglib2.0-dev instead.