(define lookup-input (@@ (guix packages) lookup-input))
scheme@(gnu packages java)> (lookup-input (package-transitive-native-inputs icedtea-7) "gcc")
$16 = #<package gcc@13.3.0 gnu/packages/gcc.scm:992 7faac037fb00>
scheme@(gnu packages java)> (lookup-input (package-transitive-native-inputs icedtea-7) "binutils")
$17 = #f
scheme@(gnu packages java)> (lookup-input (package-transitive-native-inputs icedtea-7) "make")
$18 = #f