Hey Leo, Thanks for telling me. Modify it to
> 189 (string-prefix? kernel x))) > 190 (let ((cpath (string-append > 191 libc "/include" > 192 ":" kernel "/include"))) > 193 (for-each (cut setenv <> cpath) > 194 '("CROSS_C_INCLUDE_PATH" > 195 "CROSS_CPLUS_INCLUDE_PATH" > 196 "CROSS_OBJC_INCLUDE_PATH" > 197 "CROSS_OBJCPLUS_INCLUDE_PATH"))) > 352 (let* ((kernel (assoc-ref inputs "kernel-headers")) > 353 (cpath (string-append kernel "/include"))) > 354 (for-each (cut setenv <> cpath) > 355 '("CROSS_C_INCLUDE_PATH" > 356 "CROSS_CPLUS_INCLUDE_PATH" > 357 "CROSS_OBJC_INCLUDE_PATH" > 358 "CROSS_OBJCPLUS_INCLUDE_PATH")) Update the patch and tell me if there are any more problems. Thank you, Manolis