const char string_main[] = "main";
const char string_optional[] = "optional";
const char string_provided_api[] = "provided-api";
+const char string_provided_binding[] = "provided-binding";
const char string_provided_unit[] = "provided-unit";
const char string_required_api[] = "required-api";
+const char string_required_binding[] = "required-binding";
const char string_required_permission[] = "required-permission";
const char string_targets[] = "targets";
const char string_sharp_target[] = "#target";