tests: scrub environment of GIT_* variables

diff --git a/cache.h b/cache.h
index d0bbc9120e33e96ad89a0d520b1da6359086c700..a8ef37a6903ee9768fc12df345fd47af5107723f 100644 (file)
--- a/cache.h
+++ b/cache.h
@@ -1020,7 +1020,6 @@ 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 int git_config_system(void);
-extern int git_config_global(void);
 extern int config_error_nonbool(const char *);
 extern const char *get_log_output_encoding(void);
 extern const char *get_commit_output_encoding(void);