Micro version of gdk-pixbuf library, that is the "2" in "0.8.2" for example.
Minor version of gdk-pixbuf library, that is the "8" in "0.8.2" for example.
Contains the full version of GdkPixbuf as a string.
This is the version being compiled against; contrast with
gdk_pixbuf_version.
Major version of gdk-pixbuf library, that is the "0" in "0.8.2" for example.