Add missing includes and forward declarations

diff --git a/branch.h b/branch.h
index 473d0a93e910d8f053e6e8c919e430048a3033a0..7d9b330ebabacb70ae428a92a7e4487116e91f54 100644 (file)
--- a/branch.h
+++ b/branch.h
@@ -1,6 +1,8 @@
 #ifndef BRANCH_H
 #define BRANCH_H
 
+struct strbuf;
+
 /* Functions for acting on the information about branches. */
 
 /*