#[unsafe(no_mangle)]pub unsafe extern "C" fn polyxml_schema_builder_set_namespace(
builder: *mut PolyXmlSchemaBuilder,
namespace_uri: *const c_char,
)#[unsafe(no_mangle)]pub unsafe extern "C" fn polyxml_schema_builder_set_namespace(
builder: *mut PolyXmlSchemaBuilder,
namespace_uri: *const c_char,
)