config.c: add git_env_ulong() to parse environment variable

diff --git a/cache.h b/cache.h
index fcb511db70f7703f2b29dbc89dcf703065c823fe..b820b6adc186b59b001cb52d158bb52724e4e509 100644 (file)
--- a/cache.h
+++ b/cache.h
@@ -1318,6 +1318,7 @@ extern int git_config_rename_section_in_file(const char *, const char *, const c
 extern const char *git_etc_gitconfig(void);
 extern int check_repository_format_version(const char *var, const char *value, void *cb);
 extern int git_env_bool(const char *, int);
+extern unsigned long git_env_ulong(const char *, unsigned long);
 extern int git_config_system(void);
 extern int config_error_nonbool(const char *);
 #if defined(__GNUC__)