peel_ref: do not return a null sha1

diff --git a/version.h b/version.h
index fd9cdd6316a17d3dfdc0976e668d26f7854fb181..6911a4f1558de0c0d0b880a5b859925869a3e86e 100644 (file)
--- a/version.h
+++ b/version.h
@@ -4,5 +4,6 @@
 extern const char git_version_string[];
 
 const char *git_user_agent(void);
+const char *git_user_agent_sanitized(void);
 
 #endif /* VERSION_H */