Merge pull request #2416 from libgit2/cmn/treebuilder-insert-sorted

treebuilder: insert sorted
diff --git a/include/git2/pathspec.h b/include/git2/pathspec.h
index 2fb0bb7..de6f027 100644
--- a/include/git2/pathspec.h
+++ b/include/git2/pathspec.h
@@ -12,6 +12,8 @@
 #include "strarray.h"
 #include "diff.h"
 
+GIT_BEGIN_DECL
+
 /**
  * Compiled pathspec
  */
@@ -257,4 +259,5 @@
 GIT_EXTERN(const char *) git_pathspec_match_list_failed_entry(
 	const git_pathspec_match_list *m, size_t pos);
 
+GIT_END_DECL
 #endif