perl-gtk2 check phase fails with:

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t/GdkPango.t ....................... skipped: Gtk2->init_check failed, probably unable to open DISPLAY

#   Failed test 'Don't crash on partial pixmap data'
#   at t/GdkPixbuf.t line 126.
GdkPixbuf-LOG **: gdk_pixbuf_from_pixdata() called on: at t/GdkPixbuf.t line 185.
GdkPixbuf-LOG **: 	Encoding rle at t/GdkPixbuf.t line 185.
GdkPixbuf-LOG **: 	Dimensions: 4 x 5 at t/GdkPixbuf.t line 185.
GdkPixbuf-LOG **: 	Rowstride: 16, Length: 91 at t/GdkPixbuf.t line 185.
GdkPixbuf-LOG **: 	Copy pixels == true at t/GdkPixbuf.t line 185.
# Looks like you failed 1 test of 112.
t/GdkPixbuf.t ......................
Dubious, test returned 1 (wstat 256, 0x100)
Failed 1/112 subtests
	(less 7 skipped subtests: 104 okay)
t/GdkPixbufLoader.t ................ ok
t/GdkPixbufSimpleAnim.t ............ ok
t/GdkPixmap.t ...................... skipped: Gtk2->init_check failed, probably unable to open DISPLAY
--8<---------------cut here---------------end--------------->8---

-- 
Pierre Neidhardt
https://ambrevar.xyz/