pub unsafe extern "C" fn g_settings_schema_source_new_from_directory(
directory: *const c_char,
parent: *mut GSettingsSchemaSource,
trusted: gboolean,
error: *mut *mut GError
) -> *mut GSettingsSchemaSource
pub unsafe extern "C" fn g_settings_schema_source_new_from_directory(
directory: *const c_char,
parent: *mut GSettingsSchemaSource,
trusted: gboolean,
error: *mut *mut GError
) -> *mut GSettingsSchemaSource