c_gtk_cell_area_box_pack_start

Undocumented in source but is binding to C. You might be able to learn more by searching the web for its name.
__gshared extern (C)
void function(GtkCellAreaBox* box, GtkCellRenderer* renderer, gboolean expand, gboolean alig, gboolean fixed) c_gtk_cell_area_box_pack_start;

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