c_gtk_printer_get_hard_margins_for_paper_size

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)
int function(GtkPrinter* printer, GtkPaperSize* paperSize, double* top, double* bottom, double* left, double* right) c_gtk_printer_get_hard_margins_for_paper_size;

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