../../i86pc/io/immu_intrmap.c:998:6: error: cast between incompatible function types from 'int (*)(immu_t *)' {aka 'int (*)(struct immu *)'} to 'uint_t (*)(char *, char *)' {aka 'unsigned int (*)(char *, char *)'} [-Werror=cast-function-type]
      (avfunc)(immu_intr_handler), intr_handler_name, irq,
      ^
cc1: all warnings being treated as errors