aboutdialog: Fix code snippets
authorTimm Bäder <mail@baedert.org>
Wed, 11 Oct 2017 10:55:01 +0000 (12:55 +0200)
committerTimm Bäder <mail@baedert.org>
Wed, 11 Oct 2017 10:55:01 +0000 (12:55 +0200)
commitbec55e216c6fa62cd3b3d76ff1bdc56cec995e8d
treed7147a34e24b13736bc223ceabb8eb7c6dbe7e10
parent0f8abcd112664b26aeb8170b970654d889762026
aboutdialog: Fix code snippets

Define all variables and fix a missing comma in the first
gtk_show_about_dialog call.
gtk/gtkaboutdialog.c