USE_BUILTIN_FFS   643 compat/nedmalloc/malloc.c.h #ifndef USE_BUILTIN_FFS
USE_BUILTIN_FFS  1310 compat/nedmalloc/malloc.c.h #if USE_BUILTIN_FFS
USE_BUILTIN_FFS  2879 compat/nedmalloc/malloc.c.h #elif USE_BUILTIN_FFS