Merge branch 'en/incl-forward-decl'

Code hygiene improvement for the header files.

* en/incl-forward-decl:
  Remove forward declaration of an enum
  compat/precompose_utf8.h: use more common include guard style
  urlmatch.h: fix include guard
  Move definition of enum branch_track from cache.h to branch.h
  alloc: make allocate_alloc_state and clear_alloc_state more consistent
  Add missing includes and forward declarations

1 files changed, 1 insertions, 1 deletions

diff --git a/alloc.c b/alloc.c
index c2fc5d6888..e7aa81b7aa 100644
--- a/alloc.c
+++ b/alloc.c
@@ -36,7 +36,7 @@ struct alloc_state {
 	int slab_nr, slab_alloc;
 };
 
-void *allocate_alloc_state(void)
+struct alloc_state *allocate_alloc_state(void)
 {
 	return xcalloc(1, sizeof(struct alloc_state));
 }