directive := fields[1]
				funcName := fields[2]
				if directive == "nocallback" {
					fatalf("#cgo nocallback disabled until Go 1.23")
					f.NoCallbacks[funcName] = true
				} else if directive == "noescape" {
					fatalf("#cgo noescape disabled until Go 1.23")
					f.NoEscapes[funcName] = true
				}
			}
		}
	}
	f.Preamble = strings.Join(linesOut, "\n")
}