c_gtk_scrolled_window_set_policy

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(GtkScrolledWindow* scrolledWindow, GtkPolicyType hscrollbarPolicy, GtkPolicyType vscrollbarPolicy) c_gtk_scrolled_window_set_policy;

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