(add-before 'check 'fix-iverilog-references
(lambda* (#:key inputs native-inputs #:allow-other-keys)
(let* ((xinputs (or native-inputs inputs))
(add-before 'check 'fix-iverilog-references
(lambda* (#:key inputs native-inputs #:allow-other-keys)
(let* ((xinputs (or native-inputs inputs))