fib: fix includes for musl
Type: fix
When building with musl, the type `uint` is not available unless you
include <sys/types.h>.
@@ -338,7 +338,7 @@ fib_walk_advance (fib_node_index_t fwi)
fib_node_back_walk_rc_t wrc;
fib_node_ptr_t sibling;
fib_walk_t *fwalk;
- uint n_ctxs, ii;
+ u32 n_ctxs, ii;
int more_elts;
/*
