pub unsafe extern "C" fn gtk_source_print_compositor_set_header_font_name(
compositor: *mut GtkSourcePrintCompositor,
font_name: *const c_char,
)pub unsafe extern "C" fn gtk_source_print_compositor_set_header_font_name(
compositor: *mut GtkSourcePrintCompositor,
font_name: *const c_char,
)